diff --git a/backend/.eslintrc.cjs b/backend/.eslintrc.cjs
new file mode 100644
index 000000000..e781e15b7
--- /dev/null
+++ b/backend/.eslintrc.cjs
@@ -0,0 +1,209 @@
+// eslint-disable-next-line import/no-commonjs
+module.exports = {
+  root: true,
+  env: {
+    node: true,
+  },
+  parser: '@typescript-eslint/parser',
+  plugins: ['prettier', '@typescript-eslint', 'import', 'n', 'promise', 'security', 'no-catch-all',],
+  extends: [
+    'standard',
+    'eslint:recommended',
+    'plugin:prettier/recommended',
+    'plugin:import/recommended',
+    'plugin:import/typescript',
+    'plugin:security/recommended-legacy',
+    'plugin:@eslint-community/eslint-comments/recommended',
+  ],
+  settings: {
+    'import/parsers': {
+      '@typescript-eslint/parser': ['.ts', '.tsx'],
+    },
+    'import/resolver': {
+      typescript: {
+        project: ['./tsconfig.json'],
+      },
+      node: true,
+    },
+  },
+  rules: {
+    'no-catch-all/no-catch-all': 'error',
+    'no-console': 'error',
+    camelcase: 'error',
+    'no-debugger': 'error',
+    'prettier/prettier': [
+      'error',
+      {
+        htmlWhitespaceSensitivity: 'ignore',
+      },
+    ],
+    // import
+    'import/export': 'error',
+    // 'import/no-deprecated': 'error',
+    'import/no-empty-named-blocks': 'error',
+    // 'import/no-extraneous-dependencies': 'error',
+    'import/no-mutable-exports': 'error',
+    'import/no-unused-modules': 'error',
+    'import/no-named-as-default': 'error',
+    'import/no-named-as-default-member': 'error',
+    'import/no-amd': 'error',
+    'import/no-commonjs': 'error',
+    'import/no-import-module-exports': 'error',
+    'import/no-nodejs-modules': 'off',
+    'import/unambiguous': 'off', // not compatible with scriptless vue files
+    'import/default': 'error',
+    // 'import/named': 'error',
+    'import/namespace': 'error',
+    'import/no-absolute-path': 'error',
+    'import/no-cycle': 'error',
+    'import/no-dynamic-require': 'error',
+    'import/no-internal-modules': 'off',
+    'import/no-relative-packages': 'error',
+    // 'import/no-relative-parent-imports': ['error', { ignore: ['@/*'] }],
+    'import/no-self-import': 'error',
+    'import/no-unresolved': 'error',
+    'import/no-useless-path-segments': 'error',
+    'import/no-webpack-loader-syntax': 'error',
+    'import/consistent-type-specifier-style': 'error',
+    'import/exports-last': 'off',
+    'import/extensions': 'error',
+    'import/first': 'error',
+    'import/group-exports': 'off',
+    'import/newline-after-import': 'error',
+    // 'import/no-anonymous-default-export': 'error',
+    // 'import/no-default-export': 'error',
+    'import/no-duplicates': 'error',
+    'import/no-named-default': 'error',
+    'import/no-namespace': 'error',
+    'import/no-unassigned-import': 'error',
+    // 'import/order': [
+    //   'error',
+    //   {
+    //     groups: ['builtin', 'external', 'internal', 'parent', 'sibling', 'index', 'object', 'type'],
+    //     'newlines-between': 'always',
+    //     pathGroups: [
+    //       {
+    //         pattern: '@?*/**',
+    //         group: 'external',
+    //         position: 'after',
+    //       },
+    //       {
+    //         pattern: '@/**',
+    //         group: 'external',
+    //         position: 'after',
+    //       },
+    //     ],
+    //     alphabetize: {
+    //       order: 'asc' /* sort in ascending order. Options: ['ignore', 'asc', 'desc'] */,
+    //       caseInsensitive: true /* ignore case. Options: [true, false] */,
+    //     },
+    //     distinctGroup: true,
+    //   },
+    // ],
+    'import/prefer-default-export': 'off',
+    // n
+    'n/handle-callback-err': 'error',
+    'n/no-callback-literal': 'error',
+    'n/no-exports-assign': 'error',
+    // 'n/no-extraneous-import': 'error',
+    'n/no-extraneous-require': 'error',
+    'n/no-hide-core-modules': 'error',
+    'n/no-missing-import': 'off', // not compatible with typescript
+    'n/no-missing-require': 'error',
+    'n/no-new-require': 'error',
+    'n/no-path-concat': 'error',
+    'n/no-process-exit': 'error',
+    'n/no-unpublished-bin': 'error',
+    'n/no-unpublished-import': 'off', // TODO need to exclude seeds
+    'n/no-unpublished-require': 'error',
+    'n/no-unsupported-features': ['error', { ignores: ['modules'] }],
+    'n/no-unsupported-features/es-builtins': 'error',
+    'n/no-unsupported-features/es-syntax': 'error',
+    'n/no-unsupported-features/node-builtins': 'error',
+    'n/process-exit-as-throw': 'error',
+    'n/shebang': 'error',
+    //'n/callback-return': 'error',
+    'n/exports-style': 'error',
+    'n/file-extension-in-import': 'off',
+    'n/global-require': 'error',
+    'n/no-mixed-requires': 'error',
+    'n/no-process-env': 'error',
+    'n/no-restricted-import': 'error',
+    'n/no-restricted-require': 'error',
+    // 'n/no-sync': 'error',
+    'n/prefer-global/buffer': 'error',
+    'n/prefer-global/console': 'error',
+    'n/prefer-global/process': 'error',
+    'n/prefer-global/text-decoder': 'error',
+    'n/prefer-global/text-encoder': 'error',
+    'n/prefer-global/url': 'error',
+    'n/prefer-global/url-search-params': 'error',
+    'n/prefer-promises/dns': 'error',
+    'n/prefer-promises/fs': 'error',
+    // promise
+    'promise/catch-or-return': 'error',
+    'promise/no-return-wrap': 'error',
+    'promise/param-names': 'error',
+    'promise/always-return': 'error',
+    'promise/no-native': 'off',
+    'promise/no-nesting': 'warn',
+    'promise/no-promise-in-callback': 'warn',
+    'promise/no-callback-in-promise': 'warn',
+    'promise/avoid-new': 'warn',
+    'promise/no-new-statics': 'error',
+    'promise/no-return-in-finally': 'warn',
+    'promise/valid-params': 'warn',
+    'promise/prefer-await-to-callbacks': 'error',
+    'promise/no-multiple-resolved': 'error',
+    // eslint comments
+    '@eslint-community/eslint-comments/disable-enable-pair': ['error', { allowWholeFile: true }],
+    '@eslint-community/eslint-comments/no-restricted-disable': 'error',
+    '@eslint-community/eslint-comments/no-use': 'off',
+    '@eslint-community/eslint-comments/require-description': 'off',
+  },
+  overrides: [
+    // only for ts files
+    {
+      files: ['*.ts', '*.tsx'],
+      extends: [
+        // 'plugin:@typescript-eslint/recommended',
+        // 'plugin:@typescript-eslint/recommended-requiring-type-checking',
+        // 'plugin:@typescript-eslint/strict',
+      ],
+      rules: {
+        // allow explicitly defined dangling promises
+        // '@typescript-eslint/no-floating-promises': ['error', { ignoreVoid: true }],
+        'no-void': ['error', { allowAsStatement: true }],
+        // ignore prefer-regexp-exec rule to allow string.match(regex)
+        '@typescript-eslint/prefer-regexp-exec': 'off',
+        // this should not run on ts files: https://github.com/import-js/eslint-plugin-import/issues/2215#issuecomment-911245486
+        'import/unambiguous': 'off',
+        // this is not compatible with typeorm, due to joined tables can be null, but are not defined as nullable
+        '@typescript-eslint/no-unnecessary-condition': 'off',
+      },
+      parserOptions: {
+        tsconfigRootDir: __dirname,
+        project: ['./tsconfig.json'],
+        // this is to properly reference the referenced project database without requirement of compiling it
+        // eslint-disable-next-line camelcase
+        EXPERIMENTAL_useSourceOfProjectReferenceRedirect: true,
+      },
+    },
+    {
+      files: ['*.spec.ts'],
+      plugins: ['jest'],
+      env: {
+        jest: true,
+      },
+      rules: {
+        'jest/no-disabled-tests': 'error',
+        'jest/no-focused-tests': 'error',
+        'jest/no-identical-title': 'error',
+        'jest/prefer-to-have-length': 'error',
+        'jest/valid-expect': 'error',
+        '@typescript-eslint/unbound-method': 'off',
+        'jest/unbound-method': 'error',
+      },
+    },
+  ],
+};
diff --git a/backend/.eslintrc.js b/backend/.eslintrc.js
deleted file mode 100644
index cc5440d82..000000000
--- a/backend/.eslintrc.js
+++ /dev/null
@@ -1,219 +0,0 @@
-module.exports = {
-  root: true,
-  env: {
-    // es6: true,
-    node: true,
-  },
-  /* parserOptions: {
-    parser: 'babel-eslint'
-  },*/
-  parser: '@typescript-eslint/parser',
-  plugins: ['prettier', '@typescript-eslint' /*, 'import', 'n', 'promise'*/],
-  extends: [
-    'standard',
-    // 'eslint:recommended',
-    'plugin:prettier/recommended',
-    // 'plugin:import/recommended',
-    // 'plugin:import/typescript',
-    // 'plugin:security/recommended',
-    // 'plugin:@eslint-community/eslint-comments/recommended',
-  ],
-  settings: {
-    'import/parsers': {
-      '@typescript-eslint/parser': ['.ts', '.tsx'],
-    },
-    'import/resolver': {
-      typescript: {
-        project: ['./tsconfig.json'],
-      },
-      node: true,
-    },
-  },
-  /* rules: {
-    //'indent': [ 'error', 2 ],
-    //'quotes': [ "error", "single"],
-    // 'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'off',
-    > 'no-console': ['error'],
-    > 'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off',
-    > 'prettier/prettier': ['error'],
-  }, */
-  rules: {
-    'no-console': 'error',
-    camelcase: 'error',
-    'no-debugger': 'error',
-    'prettier/prettier': [
-      'error',
-      {
-        htmlWhitespaceSensitivity: 'ignore',
-      },
-    ],
-    // import
-    // 'import/export': 'error',
-    // 'import/no-deprecated': 'error',
-    // 'import/no-empty-named-blocks': 'error',
-    // 'import/no-extraneous-dependencies': 'error',
-    // 'import/no-mutable-exports': 'error',
-    // 'import/no-unused-modules': 'error',
-    // 'import/no-named-as-default': 'error',
-    // 'import/no-named-as-default-member': 'error',
-    // 'import/no-amd': 'error',
-    // 'import/no-commonjs': 'error',
-    // 'import/no-import-module-exports': 'error',
-    // 'import/no-nodejs-modules': 'off',
-    // 'import/unambiguous': 'error',
-    // 'import/default': 'error',
-    // 'import/named': 'error',
-    // 'import/namespace': 'error',
-    // 'import/no-absolute-path': 'error',
-    // 'import/no-cycle': 'error',
-    // 'import/no-dynamic-require': 'error',
-    // 'import/no-internal-modules': 'off',
-    // 'import/no-relative-packages': 'error',
-    // 'import/no-relative-parent-imports': ['error', { ignore: ['@/*'] }],
-    // 'import/no-self-import': 'error',
-    // 'import/no-unresolved': 'error',
-    // 'import/no-useless-path-segments': 'error',
-    // 'import/no-webpack-loader-syntax': 'error',
-    // 'import/consistent-type-specifier-style': 'error',
-    // 'import/exports-last': 'off',
-    // 'import/extensions': 'error',
-    // 'import/first': 'error',
-    // 'import/group-exports': 'off',
-    // 'import/newline-after-import': 'error',
-    // 'import/no-anonymous-default-export': 'error',
-    // 'import/no-default-export': 'error',
-    // 'import/no-duplicates': 'error',
-    // 'import/no-named-default': 'error',
-    // 'import/no-namespace': 'error',
-    // 'import/no-unassigned-import': 'error',
-    // 'import/order': [
-    //   'error',
-    //   {
-    //     groups: ['builtin', 'external', 'internal', 'parent', 'sibling', 'index', 'object', 'type'],
-    //     'newlines-between': 'always',
-    //     pathGroups: [
-    //       {
-    //         pattern: '@?*/**',
-    //         group: 'external',
-    //         position: 'after',
-    //       },
-    //       {
-    //         pattern: '@/**',
-    //         group: 'external',
-    //         position: 'after',
-    //       },
-    //     ],
-    //     alphabetize: {
-    //       order: 'asc' /* sort in ascending order. Options: ['ignore', 'asc', 'desc'] */,
-    //       caseInsensitive: true /* ignore case. Options: [true, false] */,
-    //     },
-    //     distinctGroup: true,
-    //   },
-    // ],
-    // 'import/prefer-default-export': 'off',
-    // n
-    // 'n/handle-callback-err': 'error',
-    // 'n/no-callback-literal': 'error',
-    // 'n/no-exports-assign': 'error',
-    // 'n/no-extraneous-import': 'error',
-    // 'n/no-extraneous-require': 'error',
-    // 'n/no-hide-core-modules': 'error',
-    // 'n/no-missing-import': 'off', // not compatible with typescript
-    // 'n/no-missing-require': 'error',
-    // 'n/no-new-require': 'error',
-    // 'n/no-path-concat': 'error',
-    // 'n/no-process-exit': 'error',
-    // 'n/no-unpublished-bin': 'error',
-    // 'n/no-unpublished-import': 'off', // TODO need to exclude seeds
-    // 'n/no-unpublished-require': 'error',
-    // 'n/no-unsupported-features': ['error', { ignores: ['modules'] }],
-    // 'n/no-unsupported-features/es-builtins': 'error',
-    // 'n/no-unsupported-features/es-syntax': 'error',
-    // 'n/no-unsupported-features/node-builtins': 'error',
-    // 'n/process-exit-as-throw': 'error',
-    // 'n/shebang': 'error',
-    // 'n/callback-return': 'error',
-    // 'n/exports-style': 'error',
-    // 'n/file-extension-in-import': 'off',
-    // 'n/global-require': 'error',
-    // 'n/no-mixed-requires': 'error',
-    // 'n/no-process-env': 'error',
-    // 'n/no-restricted-import': 'error',
-    // 'n/no-restricted-require': 'error',
-    // 'n/no-sync': 'error',
-    // 'n/prefer-global/buffer': 'error',
-    // 'n/prefer-global/console': 'error',
-    // 'n/prefer-global/process': 'error',
-    // 'n/prefer-global/text-decoder': 'error',
-    // 'n/prefer-global/text-encoder': 'error',
-    // 'n/prefer-global/url': 'error',
-    // 'n/prefer-global/url-search-params': 'error',
-    // 'n/prefer-promises/dns': 'error',
-    // 'n/prefer-promises/fs': 'error',
-    // promise
-    // 'promise/catch-or-return': 'error',
-    // 'promise/no-return-wrap': 'error',
-    // 'promise/param-names': 'error',
-    // 'promise/always-return': 'error',
-    // 'promise/no-native': 'off',
-    // 'promise/no-nesting': 'warn',
-    // 'promise/no-promise-in-callback': 'warn',
-    // 'promise/no-callback-in-promise': 'warn',
-    // 'promise/avoid-new': 'warn',
-    // 'promise/no-new-statics': 'error',
-    // 'promise/no-return-in-finally': 'warn',
-    // 'promise/valid-params': 'warn',
-    // 'promise/prefer-await-to-callbacks': 'error',
-    // 'promise/no-multiple-resolved': 'error',
-    // eslint comments
-    // '@eslint-community/eslint-comments/disable-enable-pair': ['error', { allowWholeFile: true }],
-    // '@eslint-community/eslint-comments/no-restricted-disable': 'error',
-    // '@eslint-community/eslint-comments/no-use': 'off',
-    // '@eslint-community/eslint-comments/require-description': 'off',
-  },
-  overrides: [
-    // only for ts files
-    {
-      files: ['*.ts', '*.tsx'],
-      extends: [
-        // 'plugin:@typescript-eslint/recommended',
-        // 'plugin:@typescript-eslint/recommended-requiring-type-checking',
-        // 'plugin:@typescript-eslint/strict',
-      ],
-      rules: {
-        // allow explicitly defined dangling promises
-        // '@typescript-eslint/no-floating-promises': ['error', { ignoreVoid: true }],
-        'no-void': ['error', { allowAsStatement: true }],
-        // ignore prefer-regexp-exec rule to allow string.match(regex)
-        '@typescript-eslint/prefer-regexp-exec': 'off',
-        // this should not run on ts files: https://github.com/import-js/eslint-plugin-import/issues/2215#issuecomment-911245486
-        'import/unambiguous': 'off',
-        // this is not compatible with typeorm, due to joined tables can be null, but are not defined as nullable
-        '@typescript-eslint/no-unnecessary-condition': 'off',
-      },
-      parserOptions: {
-        tsconfigRootDir: __dirname,
-        project: ['./tsconfig.json'],
-        // this is to properly reference the referenced project database without requirement of compiling it
-        // eslint-disable-next-line camelcase
-        EXPERIMENTAL_useSourceOfProjectReferenceRedirect: true,
-      },
-    },
-    {
-      files: ['*.spec.ts'],
-      plugins: ['jest'],
-      env: {
-        jest: true,
-      },
-      rules: {
-        'jest/no-disabled-tests': 'error',
-        'jest/no-focused-tests': 'error',
-        'jest/no-identical-title': 'error',
-        'jest/prefer-to-have-length': 'error',
-        'jest/valid-expect': 'error',
-        '@typescript-eslint/unbound-method': 'off',
-        // 'jest/unbound-method': 'error',
-      },
-    },
-  ],
-};
diff --git a/backend/package.json b/backend/package.json
index 9c52815a1..58162de29 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -95,6 +95,7 @@
     "xregexp": "^5.1.2"
   },
   "devDependencies": {
+    "@eslint-community/eslint-plugin-eslint-comments": "^4.4.1",
     "@faker-js/faker": "9.6.0",
     "@types/jest": "^29.5.14",
     "@types/node": "^22.14.0",
@@ -108,6 +109,7 @@
     "eslint-plugin-import": "^2.31.0",
     "eslint-plugin-jest": "^28.11.0",
     "eslint-plugin-n": "^16.6.2",
+    "eslint-plugin-no-catch-all": "^1.1.0",
     "eslint-plugin-prettier": "^5.2.6",
     "eslint-plugin-promise": "^6.1.1",
     "eslint-plugin-security": "^3.0.1",
@@ -121,7 +123,9 @@
   },
   "resolutions": {
     "**/**/fs-capacitor": "^6.2.0",
-    "**/graphql-upload": "^11.0.0",
-    "nan": "2.17.0"
+    "**/graphql-upload": "^11.0.0"
+  },
+  "engines": {
+    "node": ">=20.12.1"
   }
 }
diff --git a/backend/src/config/index.ts b/backend/src/config/index.ts
index 9f03622a5..e6a02a87d 100644
--- a/backend/src/config/index.ts
+++ b/backend/src/config/index.ts
@@ -1,11 +1,14 @@
-import dotenv from 'dotenv'
+/* eslint-disable n/no-process-env */
+/* eslint-disable n/no-unpublished-require */
+/* eslint-disable n/no-missing-require */
+import { config } from 'dotenv'
 import emails from './emails'
 import metadata from './metadata'
 
 // Load env file
 if (require.resolve) {
   try {
-    dotenv.config({ path: require.resolve('../../.env') })
+    config({ path: require.resolve('../../.env') })
   } catch (error) {
     // This error is thrown when the .env is not found
     if (error.code !== 'MODULE_NOT_FOUND') {
diff --git a/backend/src/db/clean.ts b/backend/src/db/clean.ts
index eac26036c..ae5ce7320 100644
--- a/backend/src/db/clean.ts
+++ b/backend/src/db/clean.ts
@@ -1,5 +1,6 @@
+/* eslint-disable n/no-process-exit */
 import CONFIG from '../config'
-import { cleanDatabase } from '../db/factories'
+import { cleanDatabase } from './factories'
 
 if (CONFIG.PRODUCTION && !CONFIG.PRODUCTION_DB_CLEAN_ALLOW) {
   throw new Error(`You cannot clean the database in a non-staging and real production environment!`)
@@ -10,6 +11,7 @@ if (CONFIG.PRODUCTION && !CONFIG.PRODUCTION_DB_CLEAN_ALLOW) {
     await cleanDatabase()
     console.log('Successfully deleted all nodes and relations!') // eslint-disable-line no-console
     process.exit(0)
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (err) {
     console.log(`Error occurred deleting the nodes and relations (reset the db)\n\n${err}`) // eslint-disable-line no-console
     process.exit(1)
diff --git a/backend/src/db/compiler.ts b/backend/src/db/compiler.ts
index 8b09ac9c3..4dd36f16b 100644
--- a/backend/src/db/compiler.ts
+++ b/backend/src/db/compiler.ts
@@ -1,2 +1,5 @@
+/* eslint-disable import/no-commonjs */
+// eslint-disable-next-line n/no-unpublished-require
 const tsNode = require('ts-node')
+
 module.exports = tsNode.register
diff --git a/backend/src/db/migrate/store.ts b/backend/src/db/migrate/store.ts
index 0c0b63943..b5dd43e16 100644
--- a/backend/src/db/migrate/store.ts
+++ b/backend/src/db/migrate/store.ts
@@ -1,4 +1,4 @@
-import { getDriver, getNeode } from '../../db/neo4j'
+import { getDriver, getNeode } from '../neo4j'
 import { hashSync } from 'bcryptjs'
 import { v4 as uuid } from 'uuid'
 import { categories } from '../../constants/categories'
@@ -30,6 +30,7 @@ const createCategories = async (session) => {
   try {
     await createCategoriesTxResultPromise
     console.log('Successfully created categories!') // eslint-disable-line no-console
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (error) {
     console.log(`Error creating categories: ${error}`) // eslint-disable-line no-console
   }
@@ -44,6 +45,7 @@ const createDefaultAdminUser = async (session) => {
   try {
     const userCount = parseInt(String(await readTxResultPromise))
     if (userCount === 0) createAdmin = true
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (error) {
     console.log(error) // eslint-disable-line no-console
   }
@@ -71,6 +73,7 @@ const createDefaultAdminUser = async (session) => {
     try {
       await createAdminTxResultPromise
       console.log('Successfully created default admin user!') // eslint-disable-line no-console
+      // eslint-disable-next-line no-catch-all/no-catch-all
     } catch (error) {
       console.log(error) // eslint-disable-line no-console
     }
@@ -93,6 +96,7 @@ class Store {
       // eslint-disable-next-line no-console
       console.log('Successfully created database indices and constraints!')
       next()
+      // eslint-disable-next-line no-catch-all/no-catch-all
     } catch (error) {
       console.log(error) // eslint-disable-line no-console
       next(error, null)
@@ -122,6 +126,7 @@ class Store {
       }
       const [{ title: lastRun }] = migrations
       next(null, { lastRun, migrations })
+      // eslint-disable-next-line no-catch-all/no-catch-all
     } catch (error) {
       console.log(error) // eslint-disable-line no-console
       next(error)
@@ -157,6 +162,7 @@ class Store {
     try {
       await writeTxResultPromise
       next()
+      // eslint-disable-next-line no-catch-all/no-catch-all
     } catch (error) {
       console.log(error) // eslint-disable-line no-console
       next(error)
@@ -166,4 +172,4 @@ class Store {
   }
 }
 
-module.exports = Store
+export default Store
diff --git a/backend/src/db/migrate/template.ts b/backend/src/db/migrate/template.ts
index 72bfc9b1b..9661dcf9c 100644
--- a/backend/src/db/migrate/template.ts
+++ b/backend/src/db/migrate/template.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = ''
 
diff --git a/backend/src/db/migrations-examples/20200123150105-merge_duplicate_user_accounts.ts b/backend/src/db/migrations-examples/20200123150105-merge_duplicate_user_accounts.ts
index 7d98d9dcc..6eb9e0ed0 100644
--- a/backend/src/db/migrations-examples/20200123150105-merge_duplicate_user_accounts.ts
+++ b/backend/src/db/migrations-examples/20200123150105-merge_duplicate_user_accounts.ts
@@ -1,7 +1,8 @@
+/* eslint-disable promise/prefer-await-to-callbacks */
 import { throwError, concat } from 'rxjs'
 import { flatMap, mergeMap, map, catchError, filter } from 'rxjs/operators'
 import { getDriver } from '../neo4j'
-import normalizeEmail from '../../schema/resolvers//helpers/normalizeEmail'
+import normalizeEmail from '../../schema/resolvers/helpers/normalizeEmail'
 
 export const description = `
   This migration merges duplicate :User and :EmailAddress nodes. It became
diff --git a/backend/src/db/migrations-examples/20200123150110-merge_duplicate_location_nodes.ts b/backend/src/db/migrations-examples/20200123150110-merge_duplicate_location_nodes.ts
index 10b77c6dd..23d1d55bc 100644
--- a/backend/src/db/migrations-examples/20200123150110-merge_duplicate_location_nodes.ts
+++ b/backend/src/db/migrations-examples/20200123150110-merge_duplicate_location_nodes.ts
@@ -1,3 +1,4 @@
+/* eslint-disable promise/prefer-await-to-callbacks */
 import { throwError, concat } from 'rxjs'
 import { flatMap, mergeMap, map, catchError } from 'rxjs/operators'
 import { getDriver } from '../neo4j'
diff --git a/backend/src/db/migrations-examples/20200127110135-create_muted_relationship_between_existing_blocked_relationships.ts b/backend/src/db/migrations-examples/20200127110135-create_muted_relationship_between_existing_blocked_relationships.ts
index ce46be9d6..49506aae3 100644
--- a/backend/src/db/migrations-examples/20200127110135-create_muted_relationship_between_existing_blocked_relationships.ts
+++ b/backend/src/db/migrations-examples/20200127110135-create_muted_relationship_between_existing_blocked_relationships.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
   This migration creates a MUTED relationship between two edges(:User) that have a pre-existing BLOCKED relationship.
@@ -21,6 +21,7 @@ export async function up(next) {
       `,
     )
     await transaction.commit()
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (error) {
     // eslint-disable-next-line no-console
     console.log(error)
@@ -38,6 +39,7 @@ export function down(next) {
   try {
     // Rollback your migration here.
     next()
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (err) {
     next(err)
   } finally {
diff --git a/backend/src/db/migrations-examples/20200206190233-swap_latitude_with_longitude.ts b/backend/src/db/migrations-examples/20200206190233-swap_latitude_with_longitude.ts
index 94a2f442d..73c329bfc 100644
--- a/backend/src/db/migrations-examples/20200206190233-swap_latitude_with_longitude.ts
+++ b/backend/src/db/migrations-examples/20200206190233-swap_latitude_with_longitude.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
 This migration swaps the value stored in Location.lat with the value
diff --git a/backend/src/db/migrations-examples/20200207080200-fulltext_index_for_tags.ts b/backend/src/db/migrations-examples/20200207080200-fulltext_index_for_tags.ts
index ffcd3d4b6..8ef6976a3 100644
--- a/backend/src/db/migrations-examples/20200207080200-fulltext_index_for_tags.ts
+++ b/backend/src/db/migrations-examples/20200207080200-fulltext_index_for_tags.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description =
   'This migration adds a fulltext index for the tags in order to search for Hasthags.'
diff --git a/backend/src/db/migrations-examples/20200213230248-add_unique_index_to_image_url.ts b/backend/src/db/migrations-examples/20200213230248-add_unique_index_to_image_url.ts
index 4582d938c..e949713b8 100644
--- a/backend/src/db/migrations-examples/20200213230248-add_unique_index_to_image_url.ts
+++ b/backend/src/db/migrations-examples/20200213230248-add_unique_index_to_image_url.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
   We introduced a new node label 'Image' and we need a primary key for it. Best
@@ -48,6 +48,7 @@ export async function down(next) {
     `)
     await transaction.commit()
     next()
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (error) {
     // eslint-disable-next-line no-console
     console.log(error)
diff --git a/backend/src/db/migrations-examples/20200312140328-bulk_upload_to_s3.ts b/backend/src/db/migrations-examples/20200312140328-bulk_upload_to_s3.ts
index 356004237..7818001fb 100644
--- a/backend/src/db/migrations-examples/20200312140328-bulk_upload_to_s3.ts
+++ b/backend/src/db/migrations-examples/20200312140328-bulk_upload_to_s3.ts
@@ -1,4 +1,5 @@
-import { getDriver } from '../../db/neo4j'
+/* eslint-disable security/detect-non-literal-fs-filename */
+import { getDriver } from '../neo4j'
 import { existsSync, createReadStream } from 'fs'
 import path from 'path'
 import { S3 } from 'aws-sdk'
@@ -95,6 +96,7 @@ export async function down(next) {
     await transaction.run(``)
     await transaction.commit()
     next()
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (error) {
     // eslint-disable-next-line no-console
     console.log(error)
diff --git a/backend/src/db/migrations-examples/20200320200315-refactor_all_images_to_separate_type.ts b/backend/src/db/migrations-examples/20200320200315-refactor_all_images_to_separate_type.ts
index 1ad5e645d..6f347b99b 100644
--- a/backend/src/db/migrations-examples/20200320200315-refactor_all_images_to_separate_type.ts
+++ b/backend/src/db/migrations-examples/20200320200315-refactor_all_images_to_separate_type.ts
@@ -1,5 +1,5 @@
 /* eslint-disable no-console */
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
   Refactor all our image properties on posts and users to a dedicated type
diff --git a/backend/src/db/migrations-examples/20200323140300-remove_deleted_users_obsolete_attributes.ts b/backend/src/db/migrations-examples/20200323140300-remove_deleted_users_obsolete_attributes.ts
index e4852f79c..a8880d8e8 100644
--- a/backend/src/db/migrations-examples/20200323140300-remove_deleted_users_obsolete_attributes.ts
+++ b/backend/src/db/migrations-examples/20200323140300-remove_deleted_users_obsolete_attributes.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description =
   'We should not maintain obsolete attributes for users who have been deleted.'
diff --git a/backend/src/db/migrations-examples/20200323160336-remove_deleted_posts_obsolete_attributes.ts b/backend/src/db/migrations-examples/20200323160336-remove_deleted_posts_obsolete_attributes.ts
index 8c1efe5c6..70d81e5c0 100644
--- a/backend/src/db/migrations-examples/20200323160336-remove_deleted_posts_obsolete_attributes.ts
+++ b/backend/src/db/migrations-examples/20200323160336-remove_deleted_posts_obsolete_attributes.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description =
   'We should not maintain obsolete attributes for posts which have been deleted.'
diff --git a/backend/src/db/migrations-examples/20200326160326-remove_dangling_image_urls.ts b/backend/src/db/migrations-examples/20200326160326-remove_dangling_image_urls.ts
index a77ac360c..9d0d44f26 100644
--- a/backend/src/db/migrations-examples/20200326160326-remove_dangling_image_urls.ts
+++ b/backend/src/db/migrations-examples/20200326160326-remove_dangling_image_urls.ts
@@ -1,4 +1,5 @@
-import { getDriver } from '../../db/neo4j'
+/* eslint-disable security/detect-non-literal-fs-filename */
+import { getDriver } from '../neo4j'
 import { existsSync } from 'fs'
 
 export const description = `
diff --git a/backend/src/db/migrations/1613589876420-null_mutation.ts b/backend/src/db/migrations/1613589876420-null_mutation.ts
index f158549de..8efe667be 100644
--- a/backend/src/db/migrations/1613589876420-null_mutation.ts
+++ b/backend/src/db/migrations/1613589876420-null_mutation.ts
@@ -1,9 +1,9 @@
 'use strict'
 
-module.exports.up = function (next) {
+export async function up(next) {
   next()
 }
 
-module.exports.down = function (next) {
+export async function down(next) {
   next()
 }
diff --git a/backend/src/db/migrations/1614023644903-add-clickedCount-to-posts.ts b/backend/src/db/migrations/1614023644903-add-clickedCount-to-posts.ts
index ff95a25df..0d8f28e1b 100644
--- a/backend/src/db/migrations/1614023644903-add-clickedCount-to-posts.ts
+++ b/backend/src/db/migrations/1614023644903-add-clickedCount-to-posts.ts
@@ -1,10 +1,10 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
 This migration adds the clickedCount property to all posts, setting it to 0.
 `
 
-module.exports.up = async function (next) {
+export async function up(next) {
   const driver = getDriver()
   const session = driver.session()
   const transaction = session.beginTransaction()
@@ -28,7 +28,7 @@ module.exports.up = async function (next) {
   }
 }
 
-module.exports.down = async function (next) {
+export async function down(next) {
   const driver = getDriver()
   const session = driver.session()
   const transaction = session.beginTransaction()
diff --git a/backend/src/db/migrations/1614177130817-add-viewedTeaserCount-to-posts.ts b/backend/src/db/migrations/1614177130817-add-viewedTeaserCount-to-posts.ts
index ee1fad124..31b9d69ff 100644
--- a/backend/src/db/migrations/1614177130817-add-viewedTeaserCount-to-posts.ts
+++ b/backend/src/db/migrations/1614177130817-add-viewedTeaserCount-to-posts.ts
@@ -1,10 +1,10 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
 This migration adds the viewedTeaserCount property to all posts, setting it to 0.
 `
 
-module.exports.up = async function (next) {
+export async function up(next) {
   const driver = getDriver()
   const session = driver.session()
   const transaction = session.beginTransaction()
@@ -28,7 +28,7 @@ module.exports.up = async function (next) {
   }
 }
 
-module.exports.down = async function (next) {
+export async function down(next) {
   const driver = getDriver()
   const session = driver.session()
   const transaction = session.beginTransaction()
diff --git a/backend/src/db/migrations/20210506150512-add-donations-node.ts b/backend/src/db/migrations/20210506150512-add-donations-node.ts
index 6cbc1e897..b7e0e026a 100644
--- a/backend/src/db/migrations/20210506150512-add-donations-node.ts
+++ b/backend/src/db/migrations/20210506150512-add-donations-node.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 import { v4 as uuid } from 'uuid'
 
 export const description =
diff --git a/backend/src/db/migrations/20210923140939-add-sendNotificationEmails-property-to-all-users.ts b/backend/src/db/migrations/20210923140939-add-sendNotificationEmails-property-to-all-users.ts
index 0d1f4fb91..a555efa3a 100644
--- a/backend/src/db/migrations/20210923140939-add-sendNotificationEmails-property-to-all-users.ts
+++ b/backend/src/db/migrations/20210923140939-add-sendNotificationEmails-property-to-all-users.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = ''
 
diff --git a/backend/src/db/migrations/20220803060819-create_fulltext_indices_and_unique_keys_for_groups.ts b/backend/src/db/migrations/20220803060819-create_fulltext_indices_and_unique_keys_for_groups.ts
index 63e40c72b..586a090f4 100644
--- a/backend/src/db/migrations/20220803060819-create_fulltext_indices_and_unique_keys_for_groups.ts
+++ b/backend/src/db/migrations/20220803060819-create_fulltext_indices_and_unique_keys_for_groups.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
   We introduced a new node label 'Group' and we need two primary keys 'id' and 'slug' for it.
diff --git a/backend/src/db/migrations/20230320130345-fulltext-search-indexes.ts b/backend/src/db/migrations/20230320130345-fulltext-search-indexes.ts
index 40ebc6c2e..34cf7b7a2 100644
--- a/backend/src/db/migrations/20230320130345-fulltext-search-indexes.ts
+++ b/backend/src/db/migrations/20230320130345-fulltext-search-indexes.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = ''
 
diff --git a/backend/src/db/migrations/20230329150329-article-label-for-posts.ts b/backend/src/db/migrations/20230329150329-article-label-for-posts.ts
index 3cf435203..2ca705bf4 100644
--- a/backend/src/db/migrations/20230329150329-article-label-for-posts.ts
+++ b/backend/src/db/migrations/20230329150329-article-label-for-posts.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = 'Add to all existing posts the Article label'
 
diff --git a/backend/src/db/migrations/20230608130637-add-postType-property.ts b/backend/src/db/migrations/20230608130637-add-postType-property.ts
index 433577715..83c2f4ed3 100644
--- a/backend/src/db/migrations/20230608130637-add-postType-property.ts
+++ b/backend/src/db/migrations/20230608130637-add-postType-property.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = 'Add postType property Article to all posts'
 
diff --git a/backend/src/db/migrations/20231017141022-fix-event-dates.ts b/backend/src/db/migrations/20231017141022-fix-event-dates.ts
index 3c4302f13..e793e173c 100644
--- a/backend/src/db/migrations/20231017141022-fix-event-dates.ts
+++ b/backend/src/db/migrations/20231017141022-fix-event-dates.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
 Transform event start and end date of format 'YYYY-MM-DD HH:MM:SS' in CEST
diff --git a/backend/src/db/migrations/20250331130323-author-observes-own-post.ts b/backend/src/db/migrations/20250331130323-author-observes-own-post.ts
index 7343d5010..026f7f29c 100644
--- a/backend/src/db/migrations/20250331130323-author-observes-own-post.ts
+++ b/backend/src/db/migrations/20250331130323-author-observes-own-post.ts
@@ -1,4 +1,4 @@
-import { getDriver } from '../../db/neo4j'
+import { getDriver } from '../neo4j'
 
 export const description = `
 All authors observe their posts.
diff --git a/backend/src/db/neo4j.ts b/backend/src/db/neo4j.ts
index 78b52237e..dc5bf2764 100644
--- a/backend/src/db/neo4j.ts
+++ b/backend/src/db/neo4j.ts
@@ -1,5 +1,6 @@
+/* eslint-disable import/no-named-as-default-member */
 import neo4j from 'neo4j-driver'
-import CONFIG from './../config'
+import CONFIG from '../config'
 import Neode from 'neode'
 import models from '../models'
 
diff --git a/backend/src/db/seed.ts b/backend/src/db/seed.ts
index bff236f64..4183b8ce5 100644
--- a/backend/src/db/seed.ts
+++ b/backend/src/db/seed.ts
@@ -1,10 +1,11 @@
+/* eslint-disable n/no-process-exit */
 import sample from 'lodash/sample'
 import { createTestClient } from 'apollo-server-testing'
 import CONFIG from '../config'
 import createServer from '../server'
 import { faker } from '@faker-js/faker'
-import Factory from '../db/factories'
-import { getNeode, getDriver } from '../db/neo4j'
+import Factory from './factories'
+import { getNeode, getDriver } from './neo4j'
 import {
   createGroupMutation,
   joinGroupMutation,
@@ -1565,6 +1566,7 @@ const languages = ['de', 'en', 'es', 'fr', 'it', 'pt', 'pl']
     await driver.close()
     await neode.close()
     process.exit(0)
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (err) {
     /* eslint-disable-next-line no-console */
     console.error(err)
diff --git a/backend/src/helpers/asyncForEach.ts b/backend/src/helpers/asyncForEach.ts
index 5577cce14..00b0f85a3 100644
--- a/backend/src/helpers/asyncForEach.ts
+++ b/backend/src/helpers/asyncForEach.ts
@@ -1,3 +1,5 @@
+/* eslint-disable promise/prefer-await-to-callbacks */
+/* eslint-disable security/detect-object-injection */
 /**
  * Provide a way to iterate for each element in an array while waiting for async functions to finish
  *
diff --git a/backend/src/helpers/jest.ts b/backend/src/helpers/jest.ts
index 09744e9f2..f1a0deb15 100644
--- a/backend/src/helpers/jest.ts
+++ b/backend/src/helpers/jest.ts
@@ -1,3 +1,4 @@
+/* eslint-disable promise/avoid-new */
 // sometime we have to wait to check a db state by having a look into the db in a certain moment
 // or we wait a bit to check if we missed to set an await somewhere
 // see: https://www.sitepoint.com/delay-sleep-pause-wait/
diff --git a/backend/src/helpers/walkRecursive.ts b/backend/src/helpers/walkRecursive.ts
index f3be67575..4937f61bb 100644
--- a/backend/src/helpers/walkRecursive.ts
+++ b/backend/src/helpers/walkRecursive.ts
@@ -1,3 +1,5 @@
+/* eslint-disable promise/prefer-await-to-callbacks */
+/* eslint-disable security/detect-object-injection */
 /**
  * iterate through all fields and replace it with the callback result
  * @property data Array
diff --git a/backend/src/jwt/decode.ts b/backend/src/jwt/decode.ts
index e02dcc8d4..45888dead 100644
--- a/backend/src/jwt/decode.ts
+++ b/backend/src/jwt/decode.ts
@@ -1,5 +1,5 @@
 import jwt from 'jsonwebtoken'
-import CONFIG from './../config'
+import CONFIG from '../config'
 
 export default async (driver, authorizationHeader) => {
   if (!authorizationHeader) return null
@@ -8,6 +8,7 @@ export default async (driver, authorizationHeader) => {
   try {
     const decoded = await jwt.verify(token, CONFIG.JWT_SECRET)
     id = decoded.sub
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (err) {
     return null
   }
diff --git a/backend/src/jwt/encode.spec.ts b/backend/src/jwt/encode.spec.ts
index 21ebdffec..37775eb55 100644
--- a/backend/src/jwt/encode.spec.ts
+++ b/backend/src/jwt/encode.spec.ts
@@ -1,6 +1,6 @@
 import encode from './encode'
 import jwt from 'jsonwebtoken'
-import CONFIG from './../config'
+import CONFIG from '../config'
 
 describe('encode', () => {
   let payload
diff --git a/backend/src/jwt/encode.ts b/backend/src/jwt/encode.ts
index baeb62d3d..0df81fa02 100644
--- a/backend/src/jwt/encode.ts
+++ b/backend/src/jwt/encode.ts
@@ -1,5 +1,5 @@
 import jwt from 'jsonwebtoken'
-import CONFIG from './../config'
+import CONFIG from '../config'
 
 // Generate an Access Token for the given User ID
 export default function encode(user) {
diff --git a/backend/src/middleware/hashtags/extractHashtags.ts b/backend/src/middleware/hashtags/extractHashtags.ts
index 670673bf4..fc7a93d17 100644
--- a/backend/src/middleware/hashtags/extractHashtags.ts
+++ b/backend/src/middleware/hashtags/extractHashtags.ts
@@ -1,4 +1,5 @@
-import * as cheerio from 'cheerio'
+import { load } from 'cheerio'
+// eslint-disable-next-line import/extensions
 import { exec, build } from 'xregexp/xregexp-all.js'
 // formats of a Hashtag:
 //   https://en.wikipedia.org/w/index.php?title=Hashtag&oldid=905141980#Style
@@ -10,7 +11,7 @@ const regX = build('^((\\pL+[\\pL0-9]*)|([0-9]+\\pL+[\\pL0-9]*))$')
 
 export default function (content?) {
   if (!content) return []
-  const $ = cheerio.load(content)
+  const $ = load(content)
   // We can not search for class '.hashtag', because the classes are removed at the 'xss' middleware.
   //   But we have to know, which Hashtags are removed from the content as well, so we search for the 'a' html-tag.
   const ids = $('a[data-hashtag-id]')
diff --git a/backend/src/middleware/hashtags/hashtagsMiddleware.ts b/backend/src/middleware/hashtags/hashtagsMiddleware.ts
index 985cd3c92..76939d59d 100644
--- a/backend/src/middleware/hashtags/hashtagsMiddleware.ts
+++ b/backend/src/middleware/hashtags/hashtagsMiddleware.ts
@@ -1,4 +1,4 @@
-import extractHashtags from '../hashtags/extractHashtags'
+import extractHashtags from './extractHashtags'
 
 const updateHashtagsOfPost = async (postId, hashtags, context) => {
   if (!hashtags.length) return
diff --git a/backend/src/middleware/helpers/cleanHtml.ts b/backend/src/middleware/helpers/cleanHtml.ts
index 72129274c..04d6deae4 100644
--- a/backend/src/middleware/helpers/cleanHtml.ts
+++ b/backend/src/middleware/helpers/cleanHtml.ts
@@ -1,3 +1,4 @@
+/* eslint-disable security/detect-unsafe-regex */
 import sanitizeHtml from 'sanitize-html'
 import linkifyHtml from 'linkify-html'
 
diff --git a/backend/src/middleware/helpers/email/sendMail.ts b/backend/src/middleware/helpers/email/sendMail.ts
index c0e54e7f7..6c1e0d8ba 100644
--- a/backend/src/middleware/helpers/email/sendMail.ts
+++ b/backend/src/middleware/helpers/email/sendMail.ts
@@ -1,5 +1,5 @@
 import CONFIG from '../../../config'
-import { cleanHtml } from '../../../middleware/helpers/cleanHtml'
+import { cleanHtml } from '../cleanHtml'
 import nodemailer from 'nodemailer'
 import { htmlToText } from 'nodemailer-html-to-text'
 
diff --git a/backend/src/middleware/helpers/email/templateBuilder.ts b/backend/src/middleware/helpers/email/templateBuilder.ts
index 431048336..398cbabf9 100644
--- a/backend/src/middleware/helpers/email/templateBuilder.ts
+++ b/backend/src/middleware/helpers/email/templateBuilder.ts
@@ -1,3 +1,4 @@
+/* eslint-disable import/no-namespace */
 import mustache from 'mustache'
 import CONFIG from '../../../config'
 import metadata from '../../../config/metadata'
diff --git a/backend/src/middleware/helpers/email/templates/de/index.ts b/backend/src/middleware/helpers/email/templates/de/index.ts
index 0f9d13c36..f29e2c485 100644
--- a/backend/src/middleware/helpers/email/templates/de/index.ts
+++ b/backend/src/middleware/helpers/email/templates/de/index.ts
@@ -1,3 +1,4 @@
+/* eslint-disable security/detect-non-literal-fs-filename */
 import fs from 'fs'
 import path from 'path'
 
diff --git a/backend/src/middleware/helpers/email/templates/en/index.ts b/backend/src/middleware/helpers/email/templates/en/index.ts
index 0f9d13c36..f29e2c485 100644
--- a/backend/src/middleware/helpers/email/templates/en/index.ts
+++ b/backend/src/middleware/helpers/email/templates/en/index.ts
@@ -1,3 +1,4 @@
+/* eslint-disable security/detect-non-literal-fs-filename */
 import fs from 'fs'
 import path from 'path'
 
diff --git a/backend/src/middleware/helpers/email/templates/index.ts b/backend/src/middleware/helpers/email/templates/index.ts
index 9c32c6d3e..bcb5c2b64 100644
--- a/backend/src/middleware/helpers/email/templates/index.ts
+++ b/backend/src/middleware/helpers/email/templates/index.ts
@@ -1,3 +1,4 @@
+/* eslint-disable security/detect-non-literal-fs-filename */
 import fs from 'fs'
 import path from 'path'
 
diff --git a/backend/src/middleware/index.ts b/backend/src/middleware/index.ts
index 08c872db7..8eca3c8e8 100644
--- a/backend/src/middleware/index.ts
+++ b/backend/src/middleware/index.ts
@@ -1,5 +1,6 @@
+/* eslint-disable security/detect-object-injection */
 import { applyMiddleware } from 'graphql-middleware'
-import CONFIG from './../config'
+import CONFIG from '../config'
 import softDelete from './softDelete/softDeleteMiddleware'
 import sluggify from './sluggifyMiddleware'
 import excerpt from './excerptMiddleware'
@@ -8,6 +9,7 @@ import permissions from './permissionsMiddleware'
 import includedFields from './includedFieldsMiddleware'
 import orderBy from './orderByMiddleware'
 import validation from './validation/validationMiddleware'
+// eslint-disable-next-line import/no-cycle
 import notifications from './notifications/notificationsMiddleware'
 import hashtags from './hashtags/hashtagsMiddleware'
 import login from './login/loginMiddleware'
diff --git a/backend/src/middleware/notifications/mentions/extractMentionedUsers.ts b/backend/src/middleware/notifications/mentions/extractMentionedUsers.ts
index ff80bb77a..b7dc0fed1 100644
--- a/backend/src/middleware/notifications/mentions/extractMentionedUsers.ts
+++ b/backend/src/middleware/notifications/mentions/extractMentionedUsers.ts
@@ -1,8 +1,8 @@
-import * as cheerio from 'cheerio'
+import { load } from 'cheerio'
 
 export default (content?) => {
   if (!content) return []
-  const $ = cheerio.load(content)
+  const $ = load(content)
   const userIds = $('a.mention[data-mention-id]')
     .map((_, el) => {
       return $(el).attr('data-mention-id')
diff --git a/backend/src/middleware/notifications/notificationsMiddleware.ts b/backend/src/middleware/notifications/notificationsMiddleware.ts
index 7ecbf8181..09212a29d 100644
--- a/backend/src/middleware/notifications/notificationsMiddleware.ts
+++ b/backend/src/middleware/notifications/notificationsMiddleware.ts
@@ -1,3 +1,5 @@
+/* eslint-disable security/detect-object-injection */
+// eslint-disable-next-line import/no-cycle
 import { pubsub, NOTIFICATION_ADDED } from '../../server'
 import extractMentionedUsers from './mentions/extractMentionedUsers'
 import { validateNotifyUsers } from '../validation/validationMiddleware'
diff --git a/backend/src/middleware/sentryMiddleware.ts b/backend/src/middleware/sentryMiddleware.ts
index 73f393eef..ace2c4eeb 100644
--- a/backend/src/middleware/sentryMiddleware.ts
+++ b/backend/src/middleware/sentryMiddleware.ts
@@ -1,6 +1,7 @@
 import { sentry } from 'graphql-middleware-sentry'
 import CONFIG from '../config'
 
+// eslint-disable-next-line import/no-mutable-exports
 let sentryMiddleware: any = (resolve, root, args, context, resolveInfo) =>
   resolve(root, args, context, resolveInfo)
 
diff --git a/backend/src/middleware/xssMiddleware.ts b/backend/src/middleware/xssMiddleware.ts
index c10997e8d..7b1b66145 100644
--- a/backend/src/middleware/xssMiddleware.ts
+++ b/backend/src/middleware/xssMiddleware.ts
@@ -1,5 +1,5 @@
 import walkRecursive from '../helpers/walkRecursive'
-import { cleanHtml } from '../middleware/helpers/cleanHtml'
+import { cleanHtml } from './helpers/cleanHtml'
 
 // exclamation mark separetes field names, that should not be sanitized
 const fields = [
diff --git a/backend/src/models/index.ts b/backend/src/models/index.ts
index f7d338684..e02cbc242 100644
--- a/backend/src/models/index.ts
+++ b/backend/src/models/index.ts
@@ -1,3 +1,5 @@
+/* eslint-disable n/no-missing-require */
+/* eslint-disable n/global-require */
 // NOTE: We cannot use `fs` here to clean up the code. Cypress breaks on any npm
 // module that is not browser-compatible. Node's `fs` module is server-side only
 declare let Cypress: any | undefined
diff --git a/backend/src/schema/resolvers/emails.ts b/backend/src/schema/resolvers/emails.ts
index d705781ca..ff37948f2 100644
--- a/backend/src/schema/resolvers/emails.ts
+++ b/backend/src/schema/resolvers/emails.ts
@@ -2,6 +2,7 @@ import generateNonce from './helpers/generateNonce'
 import Resolver from './helpers/Resolver'
 import existingEmailAddress from './helpers/existingEmailAddress'
 import { UserInputError } from 'apollo-server'
+// eslint-disable-next-line import/extensions
 import Validator from 'neode/build/Services/Validator.js'
 import normalizeEmail from './helpers/normalizeEmail'
 
diff --git a/backend/src/schema/resolvers/embeds/scraper.ts b/backend/src/schema/resolvers/embeds/scraper.ts
index 79dd5a368..afc2b1df6 100644
--- a/backend/src/schema/resolvers/embeds/scraper.ts
+++ b/backend/src/schema/resolvers/embeds/scraper.ts
@@ -1,3 +1,7 @@
+/* eslint-disable n/no-extraneous-require */
+/* eslint-disable n/global-require */
+/* eslint-disable import/no-commonjs */
+/* eslint-disable import/no-named-as-default */
 import Metascraper from 'metascraper'
 import fetch from 'node-fetch'
 
@@ -37,6 +41,7 @@ const fetchEmbed = async (url) => {
   try {
     const response = await fetch(endpointUrl)
     json = await response.json()
+    // eslint-disable-next-line no-catch-all/no-catch-all
   } catch (err) {
     error(`Error fetching embed data: ${err.message}`)
     return {}
diff --git a/backend/src/schema/resolvers/helpers/Resolver.ts b/backend/src/schema/resolvers/helpers/Resolver.ts
index 58d1512d7..a21893f7d 100644
--- a/backend/src/schema/resolvers/helpers/Resolver.ts
+++ b/backend/src/schema/resolvers/helpers/Resolver.ts
@@ -1,3 +1,4 @@
+/* eslint-disable security/detect-object-injection */
 import log from './databaseLogger'
 
 export const undefinedToNullResolver = (list) => {
diff --git a/backend/src/schema/resolvers/helpers/databaseLogger.ts b/backend/src/schema/resolvers/helpers/databaseLogger.ts
index fac1a5c4a..98544087b 100644
--- a/backend/src/schema/resolvers/helpers/databaseLogger.ts
+++ b/backend/src/schema/resolvers/helpers/databaseLogger.ts
@@ -1,4 +1,6 @@
+/* eslint-disable import/no-named-as-default */
 import Debug from 'debug'
+
 const debugCypher = Debug('human-connection:neo4j:cypher')
 const debugStats = Debug('human-connection:neo4j:stats')
 
diff --git a/backend/src/schema/resolvers/helpers/generateInviteCode.ts b/backend/src/schema/resolvers/helpers/generateInviteCode.ts
index 5a123ff88..e3f555931 100644
--- a/backend/src/schema/resolvers/helpers/generateInviteCode.ts
+++ b/backend/src/schema/resolvers/helpers/generateInviteCode.ts
@@ -1,4 +1,4 @@
-import CONSTANTS_REGISTRATION from './../../../constants/registration'
+import CONSTANTS_REGISTRATION from '../../../constants/registration'
 
 export default function generateInviteCode() {
   // 6 random numbers in [ 0, 35 ] are 36 possible numbers (10 [0-9] + 26 [A-Z])
diff --git a/backend/src/schema/resolvers/helpers/generateNonce.ts b/backend/src/schema/resolvers/helpers/generateNonce.ts
index f08b3ccd6..de1294567 100644
--- a/backend/src/schema/resolvers/helpers/generateNonce.ts
+++ b/backend/src/schema/resolvers/helpers/generateNonce.ts
@@ -1,4 +1,4 @@
-import CONSTANTS_REGISTRATION from './../../../constants/registration'
+import CONSTANTS_REGISTRATION from '../../../constants/registration'
 
 // TODO: why this is not used in resolver 'requestPasswordReset'?
 export default function generateNonce() {
diff --git a/backend/src/schema/resolvers/images.ts b/backend/src/schema/resolvers/images.ts
index 111f84888..ea596a183 100644
--- a/backend/src/schema/resolvers/images.ts
+++ b/backend/src/schema/resolvers/images.ts
@@ -1,4 +1,5 @@
 import Resolver from './helpers/Resolver'
+
 export default {
   Image: {
     ...Resolver('Image', {
diff --git a/backend/src/schema/resolvers/images/images.spec.ts b/backend/src/schema/resolvers/images/images.spec.ts
index d46972ce0..94602ccd8 100644
--- a/backend/src/schema/resolvers/images/images.spec.ts
+++ b/backend/src/schema/resolvers/images/images.spec.ts
@@ -1,3 +1,4 @@
+/* eslint-disable promise/prefer-await-to-callbacks */
 import { deleteImage, mergeImage } from './images'
 import { getNeode, getDriver } from '../../../db/neo4j'
 import Factory, { cleanDatabase } from '../../../db/factories'
@@ -90,6 +91,7 @@ describe('deleteImage', () => {
             })
             throw new Error('Ouch!')
           })
+          // eslint-disable-next-line no-catch-all/no-catch-all
         } catch (err) {
           // nothing has been deleted
           await expect(neode.all('Image')).resolves.toHaveLength(1)
@@ -251,6 +253,7 @@ describe('mergeImage', () => {
               })
               return transaction.run('Ooops invalid cypher!', { image })
             })
+            // eslint-disable-next-line no-catch-all/no-catch-all
           } catch (err) {
             // nothing has been created
             await expect(neode.all('Image')).resolves.toHaveLength(0)
diff --git a/backend/src/schema/resolvers/images/images.ts b/backend/src/schema/resolvers/images/images.ts
index b99b13a10..4566aa5bf 100644
--- a/backend/src/schema/resolvers/images/images.ts
+++ b/backend/src/schema/resolvers/images/images.ts
@@ -1,3 +1,5 @@
+/* eslint-disable promise/avoid-new */
+/* eslint-disable security/detect-non-literal-fs-filename */
 import path from 'path'
 import { v4 as uuid } from 'uuid'
 import { S3 } from 'aws-sdk'
diff --git a/backend/src/schema/resolvers/inviteCodes.spec.ts b/backend/src/schema/resolvers/inviteCodes.spec.ts
index 1df791ba6..bd6a55bc8 100644
--- a/backend/src/schema/resolvers/inviteCodes.spec.ts
+++ b/backend/src/schema/resolvers/inviteCodes.spec.ts
@@ -1,9 +1,10 @@
+/* eslint-disable security/detect-non-literal-regexp */
 import Factory, { cleanDatabase } from '../../db/factories'
 import { getDriver } from '../../db/neo4j'
 import gql from 'graphql-tag'
 import createServer from '../../server'
 import { createTestClient } from 'apollo-server-testing'
-import CONSTANTS_REGISTRATION from './../../constants/registration'
+import CONSTANTS_REGISTRATION from '../../constants/registration'
 
 let user
 let query
diff --git a/backend/src/schema/resolvers/notifications.spec.ts b/backend/src/schema/resolvers/notifications.spec.ts
index 58757c92d..e3bcb9489 100644
--- a/backend/src/schema/resolvers/notifications.spec.ts
+++ b/backend/src/schema/resolvers/notifications.spec.ts
@@ -2,7 +2,7 @@ import Factory, { cleanDatabase } from '../../db/factories'
 import gql from 'graphql-tag'
 import { getDriver } from '../../db/neo4j'
 import { createTestClient } from 'apollo-server-testing'
-import createServer from '../.././server'
+import createServer from '../../server'
 import {
   markAsReadMutation,
   markAllAsReadMutation,
diff --git a/backend/src/schema/resolvers/passwordReset.spec.ts b/backend/src/schema/resolvers/passwordReset.spec.ts
index 3d17ff481..d0ca3e4a8 100644
--- a/backend/src/schema/resolvers/passwordReset.spec.ts
+++ b/backend/src/schema/resolvers/passwordReset.spec.ts
@@ -1,7 +1,7 @@
 import Factory, { cleanDatabase } from '../../db/factories'
 import gql from 'graphql-tag'
 import { getNeode, getDriver } from '../../db/neo4j'
-import CONSTANTS_REGISTRATION from './../../constants/registration'
+import CONSTANTS_REGISTRATION from '../../constants/registration'
 import createPasswordReset from './helpers/createPasswordReset'
 import createServer from '../../server'
 import { createTestClient } from 'apollo-server-testing'
diff --git a/backend/src/schema/resolvers/passwordReset.ts b/backend/src/schema/resolvers/passwordReset.ts
index 6fea020dd..4adca11d3 100644
--- a/backend/src/schema/resolvers/passwordReset.ts
+++ b/backend/src/schema/resolvers/passwordReset.ts
@@ -1,6 +1,6 @@
 import { v4 as uuid } from 'uuid'
 import bcrypt from 'bcryptjs'
-import CONSTANTS_REGISTRATION from './../../constants/registration'
+import CONSTANTS_REGISTRATION from '../../constants/registration'
 import createPasswordReset from './helpers/createPasswordReset'
 
 export default {
diff --git a/backend/src/schema/resolvers/reports.spec.ts b/backend/src/schema/resolvers/reports.spec.ts
index bc47778c1..2e6b4d302 100644
--- a/backend/src/schema/resolvers/reports.spec.ts
+++ b/backend/src/schema/resolvers/reports.spec.ts
@@ -1,5 +1,5 @@
 import { createTestClient } from 'apollo-server-testing'
-import createServer from '../.././server'
+import createServer from '../../server'
 import Factory, { cleanDatabase } from '../../db/factories'
 import gql from 'graphql-tag'
 import { getDriver, getNeode } from '../../db/neo4j'
diff --git a/backend/src/schema/resolvers/statistics.ts b/backend/src/schema/resolvers/statistics.ts
index b454ce8f4..6bf73b0b2 100644
--- a/backend/src/schema/resolvers/statistics.ts
+++ b/backend/src/schema/resolvers/statistics.ts
@@ -1,3 +1,4 @@
+/* eslint-disable security/detect-object-injection */
 import log from './helpers/databaseLogger'
 
 export default {
diff --git a/backend/src/schema/resolvers/user_management.spec.ts b/backend/src/schema/resolvers/user_management.spec.ts
index 546c7a748..797f08126 100644
--- a/backend/src/schema/resolvers/user_management.spec.ts
+++ b/backend/src/schema/resolvers/user_management.spec.ts
@@ -1,5 +1,6 @@
+/* eslint-disable promise/prefer-await-to-callbacks */
 import jwt from 'jsonwebtoken'
-import CONFIG from './../../config'
+import CONFIG from '../../config'
 import Factory, { cleanDatabase } from '../../db/factories'
 import gql from 'graphql-tag'
 import { loginMutation } from '../../graphql/userManagement'
diff --git a/backend/src/schema/resolvers/users/location.ts b/backend/src/schema/resolvers/users/location.ts
index 0c3f55595..9a8b5430b 100644
--- a/backend/src/schema/resolvers/users/location.ts
+++ b/backend/src/schema/resolvers/users/location.ts
@@ -1,3 +1,6 @@
+/* eslint-disable promise/avoid-new */
+/* eslint-disable promise/prefer-await-to-callbacks */
+/* eslint-disable import/no-named-as-default */
 import request from 'request'
 import { UserInputError } from 'apollo-server'
 import Debug from 'debug'
diff --git a/backend/src/server.ts b/backend/src/server.ts
index 0522f5fc8..7451e3e4a 100644
--- a/backend/src/server.ts
+++ b/backend/src/server.ts
@@ -1,8 +1,10 @@
+/* eslint-disable import/no-named-as-default-member */
 import express from 'express'
 import http from 'http'
 import helmet from 'helmet'
 import { ApolloServer } from 'apollo-server-express'
 import CONFIG from './config'
+// eslint-disable-next-line import/no-cycle
 import middleware from './middleware'
 import { getNeode, getDriver } from './db/neo4j'
 import decode from './jwt/decode'
diff --git a/backend/yarn.lock b/backend/yarn.lock
index ab611aea5..a77d4d7d3 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1091,6 +1091,14 @@
   dependencies:
     tslib "^2.4.0"
 
+"@eslint-community/eslint-plugin-eslint-comments@^4.4.1":
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/@eslint-community/eslint-plugin-eslint-comments/-/eslint-plugin-eslint-comments-4.4.1.tgz#dbfab6f2447c22be8758a0a9a9c80e56d2e2b93f"
+  integrity sha512-lb/Z/MzbTf7CaVYM9WCFNQZ4L1yi3ev2fsFPF99h31ljhSEyUoyEsKsNWiU+qD1glbYTDJdqgyaLKtyTkkqtuQ==
+  dependencies:
+    escape-string-regexp "^4.0.0"
+    ignore "^5.2.4"
+
 "@eslint-community/eslint-utils@^4.1.2", "@eslint-community/eslint-utils@^4.2.0", "@eslint-community/eslint-utils@^4.4.0":
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/@eslint-community/eslint-utils/-/eslint-utils-4.4.0.tgz#a23514e8fb9af1269d5f7788aa556798d61c6b59"
@@ -4606,6 +4614,11 @@ eslint-plugin-n@^16.6.2:
     resolve "^1.22.2"
     semver "^7.5.3"
 
+eslint-plugin-no-catch-all@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-no-catch-all/-/eslint-plugin-no-catch-all-1.1.0.tgz#f2e8950cc2b0bdde5faa4ab339d0986c6ae32fb0"
+  integrity sha512-VkP62jLTmccPrFGN/W6V7a3SEwdtTZm+Su2k4T3uyJirtkm0OMMm97h7qd8pRFAHus/jQg9FpUpLRc7sAylBEQ==
+
 eslint-plugin-prettier@^5.2.6:
   version "5.2.6"
   resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-5.2.6.tgz#be39e3bb23bb3eeb7e7df0927cdb46e4d7945096"
@@ -7534,10 +7547,10 @@ n-gram@^1.0.0:
   resolved "https://registry.yarnpkg.com/n-gram/-/n-gram-1.1.1.tgz#a374dc176a9063a2388d1be18ed7c35828be2a97"
   integrity sha512-qibRqvUghLIVsq+RTwVuwOzgOxf0l4DDZKVYAK0bMam5sG9ZzaJ6BUSJyG2Td8kTc7c/HcMUtjiN5ShobZA2bA==
 
-nan@2.17.0, nan@^2.20.0:
-  version "2.17.0"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.17.0.tgz#c0150a2368a182f033e9aa5195ec76ea41a199cb"
-  integrity sha512-2ZTgtl0nJsO0KQCjEpxcIr5D+Yv90plTitZt9JBfQvVJDS5seMl3FOvsh3+9CoYWXf/1l5OaZzzF6nDm4cagaQ==
+nan@^2.20.0:
+  version "2.22.2"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.22.2.tgz#6b504fd029fb8f38c0990e52ad5c26772fdacfbb"
+  integrity sha512-DANghxFkS1plDdRsX0X9pm0Z6SJNN6gBdtXfanwoZ8hooC5gosGFSBGRYHUVPz1asKA/kMRqDRdHrluZ61SpBQ==
 
 nanoid@^3.3.6:
   version "3.3.7"