diff --git a/backend/src/graphql/args/ChangePasswordArgs.ts b/backend/src/graphql/args/ChangePasswordArgs.ts
new file mode 100644
index 000000000..4c2efae60
--- /dev/null
+++ b/backend/src/graphql/args/ChangePasswordArgs.ts
@@ -0,0 +1,13 @@
+import { ArgsType, Field } from 'type-graphql'
+
+@ArgsType()
+export default class ChangePasswordArgs {
+  @Field(() => Number)
+  sessionId: number
+
+  @Field(() => String)
+  email: string
+
+  @Field(() => String)
+  password: string
+}
diff --git a/backend/src/graphql/args/CheckUsernameArgs.ts b/backend/src/graphql/args/CheckUsernameArgs.ts
new file mode 100644
index 000000000..6aaed6d0b
--- /dev/null
+++ b/backend/src/graphql/args/CheckUsernameArgs.ts
@@ -0,0 +1,10 @@
+import { ArgsType, Field } from 'type-graphql'
+
+@ArgsType()
+export default class CheckUsernameArgs {
+  @Field(() => String)
+  username: string
+
+  @Field(() => Number, { nullable: true })
+  groupId?: number
+}
diff --git a/backend/src/graphql/args/CreateUserArgs.ts b/backend/src/graphql/args/CreateUserArgs.ts
new file mode 100644
index 000000000..486cb023b
--- /dev/null
+++ b/backend/src/graphql/args/CreateUserArgs.ts
@@ -0,0 +1,19 @@
+import { ArgsType, Field } from 'type-graphql'
+
+@ArgsType()
+export default class CreateUserArgs {
+  @Field(() => String)
+  email: string
+
+  @Field(() => String)
+  firstName: string
+
+  @Field(() => String)
+  lastName: string
+
+  @Field(() => String)
+  password: string
+
+  @Field(() => String)
+  language: string
+}
diff --git a/backend/src/graphql/args/Paginated.ts b/backend/src/graphql/args/Paginated.ts
new file mode 100644
index 000000000..fa6be03b5
--- /dev/null
+++ b/backend/src/graphql/args/Paginated.ts
@@ -0,0 +1,14 @@
+import { ArgsType, Field, Int } from 'type-graphql'
+import { Order } from '../enum/Order'
+
+@ArgsType()
+export default class Paginated {
+  @Field(() => Int, { nullable: true })
+  currentPage?: number
+
+  @Field(() => Int, { nullable: true })
+  pageSize?: number
+
+  @Field(() => Order, { nullable: true })
+  order?: Order
+}
diff --git a/backend/src/graphql/inputs/KlickTippInputs.ts b/backend/src/graphql/args/SubscribeNewsletterArgs.ts
similarity index 75%
rename from backend/src/graphql/inputs/KlickTippInputs.ts
rename to backend/src/graphql/args/SubscribeNewsletterArgs.ts
index cd98dd493..98a3bb2d3 100644
--- a/backend/src/graphql/inputs/KlickTippInputs.ts
+++ b/backend/src/graphql/args/SubscribeNewsletterArgs.ts
@@ -1,7 +1,7 @@
 import { ArgsType, Field } from 'type-graphql'
 
 @ArgsType()
-export class SubscribeNewsletterArguments {
+export default class SubscribeNewsletterArgs {
   @Field(() => String)
   email: string
 
diff --git a/backend/src/graphql/args/TransactionSendArgs.ts b/backend/src/graphql/args/TransactionSendArgs.ts
new file mode 100644
index 000000000..cf4e43d94
--- /dev/null
+++ b/backend/src/graphql/args/TransactionSendArgs.ts
@@ -0,0 +1,13 @@
+import { ArgsType, Field } from 'type-graphql'
+
+@ArgsType()
+export default class TransactionSendArgs {
+  @Field(() => String)
+  email: string
+
+  @Field(() => Number)
+  amount: number
+
+  @Field(() => String)
+  memo: string
+}
diff --git a/backend/src/graphql/args/UnsecureLoginArgs.ts b/backend/src/graphql/args/UnsecureLoginArgs.ts
new file mode 100644
index 000000000..9e9cde0d9
--- /dev/null
+++ b/backend/src/graphql/args/UnsecureLoginArgs.ts
@@ -0,0 +1,10 @@
+import { ArgsType, Field } from 'type-graphql'
+
+@ArgsType()
+export default class UnsecureLoginArgs {
+  @Field(() => String)
+  email: string
+
+  @Field(() => String)
+  password: string
+}
diff --git a/backend/src/graphql/args/UpdateUserInfosArgs.ts b/backend/src/graphql/args/UpdateUserInfosArgs.ts
new file mode 100644
index 000000000..f1f0fd603
--- /dev/null
+++ b/backend/src/graphql/args/UpdateUserInfosArgs.ts
@@ -0,0 +1,31 @@
+import { ArgsType, Field } from 'type-graphql'
+
+@ArgsType()
+export default class UpdateUserInfosArgs {
+  @Field(() => String)
+  email!: string
+
+  @Field({ nullable: true })
+  firstName?: string
+
+  @Field({ nullable: true })
+  lastName?: string
+
+  @Field({ nullable: true })
+  description?: string
+
+  @Field({ nullable: true })
+  username?: string
+
+  @Field({ nullable: true })
+  language?: string
+
+  @Field({ nullable: true })
+  publisherId?: number
+
+  @Field({ nullable: true })
+  password?: string
+
+  @Field({ nullable: true })
+  passwordNew?: string
+}