diff --git a/backend/package.json b/backend/package.json
index 7b03d8f6..88684af8 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -18,6 +18,8 @@
         "@mikro-orm/postgresql": "^6.4.6",
         "@mikro-orm/reflection": "^6.4.6",
         "@types/js-yaml": "^4.0.9",
+        "@mikro-orm/sqlite": "^6.4.6",
+        "@mikro-orm/reflection": "^6.4.6",
         "dotenv": "^16.4.7",
         "express": "^5.0.1",
         "js-yaml": "^4.1.0"
diff --git a/backend/src/app.ts b/backend/src/app.ts
index 90a6f45b..b3624fc3 100644
--- a/backend/src/app.ts
+++ b/backend/src/app.ts
@@ -2,9 +2,18 @@ import express, { Express, Response } from 'express';
 import initORM from './orm.js';
 import themeRoutes from './routes/themes.js';
 
+import studentRouter from './routes/student';
+import groupRouter from './routes/group';
+import assignmentRouter from './routes/assignment';
+import submissionRouter from './routes/submission';
+import classRouter from './routes/class';
+import questionRouter from './routes/question';
+import loginRouter from './routes/login';
+
 const app: Express = express();
 const port: string | number = process.env.PORT || 3000;
 
+
 // TODO Replace with Express routes
 app.get('/', (_, res: Response) => {
     res.json({
@@ -12,6 +21,14 @@ app.get('/', (_, res: Response) => {
     });
 });
 
+app.use('/student', studentRouter);
+app.use('/group', groupRouter);
+app.use('/assignment', assignmentRouter);
+app.use('/submission', submissionRouter);
+app.use('/class', classRouter);
+app.use('/question', questionRouter);
+app.use('/login', loginRouter);
+
 app.use('/theme', themeRoutes);
 
 async function startServer() {
diff --git a/backend/src/routes/assignment.ts b/backend/src/routes/assignment.ts
new file mode 100644
index 00000000..fcb6e9da
--- /dev/null
+++ b/backend/src/routes/assignment.ts
@@ -0,0 +1,54 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        assignments: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about an assignment with id 'id'
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        title: 'Dit is een test assignment',
+        description: 'Een korte beschrijving',
+        groups: [ '0' ],
+        learningPath: '0',
+        class: '0',
+        links: {
+            self: `${req.baseUrl}/${req.params.id}`,
+            submissions: `${req.baseUrl}/${req.params.id}`,
+        },
+    });
+})
+
+router.get('/:id/submissions', (req, res) => {
+    res.json({
+        submissions: [
+            '0'
+        ],
+    });
+});
+
+router.get('/:id/groups', (req, res) => {
+    res.json({
+        groups: [
+            '0'
+        ],
+    });
+});
+
+router.get('/:id/questions', (req, res) => {
+    res.json({
+        questions: [
+            '0'
+        ],
+    });
+});
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/class.ts b/backend/src/routes/class.ts
new file mode 100644
index 00000000..e554a7f2
--- /dev/null
+++ b/backend/src/routes/class.ts
@@ -0,0 +1,55 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        classes: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about an class with id 'id'
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        displayName: 'Klas 4B',
+        teachers: [ '0' ],
+        students: [ '0' ],
+        joinRequests: [ '0' ],
+        links: {
+            self: `${req.baseUrl}/${req.params.id}`,
+            classes: `${req.baseUrl}/${req.params.id}/invitations`,
+            questions: `${req.baseUrl}/${req.params.id}/assignments`,
+            students: `${req.baseUrl}/${req.params.id}/students`,
+        }
+    });
+})
+
+router.get('/:id/invitations', (req, res) => {
+    res.json({
+        invitations: [ 
+            '0'
+        ],
+    });
+})
+
+router.get('/:id/assignments', (req, res) => {
+    res.json({
+        assignments: [ 
+            '0'
+        ],
+    });
+})
+
+router.get('/:id/students', (req, res) => {
+    res.json({
+        students: [ 
+            '0'
+        ],
+    });
+})
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/group.ts b/backend/src/routes/group.ts
new file mode 100644
index 00000000..e55dddd1
--- /dev/null
+++ b/backend/src/routes/group.ts
@@ -0,0 +1,34 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        groups: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about a group (members, ... [TODO DOC])
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        assignment: '0',
+        students: [ '0' ],
+        submissions: [ '0' ],
+        // reference to other endpoint
+        // should be less hardcoded
+        questions: `/group/${req.params.id}/question`, 
+    });
+})
+
+// the list of questions a group has made
+router.get('/:id/question', (req, res) => {
+    res.json({
+        questions: [ '0' ],
+    });
+})
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/login.ts b/backend/src/routes/login.ts
new file mode 100644
index 00000000..550e6d93
--- /dev/null
+++ b/backend/src/routes/login.ts
@@ -0,0 +1,14 @@
+import express from 'express'
+const router = express.Router();
+
+// returns login paths for IDP
+router.get('/', (req, res) => {
+    res.json({
+        // dummy variables, needs to be changed
+        // with IDP endpoints
+        leerkracht: '/login-leerkracht',
+        leerling: '/login-leerling',
+    });
+})
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/question.ts b/backend/src/routes/question.ts
new file mode 100644
index 00000000..25d168b7
--- /dev/null
+++ b/backend/src/routes/question.ts
@@ -0,0 +1,38 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        questions: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about an question with id 'id'
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        student: '0',
+        group: '0',
+        time: new Date(2025, 1, 1),
+        content: 'Zijn alle gehele getallen groter dan 2 gelijk aan de som van 2 priemgetallen????',
+        learningObject: '0',
+        links: {
+            self: `${req.baseUrl}/${req.params.id}`,
+            answers: `${req.baseUrl}/${req.params.id}/answers`,
+        }
+    });
+})
+
+router.get('/:id/answers', (req, res) => {
+    res.json({
+        answers: [
+            '0'
+        ],
+    })
+})
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/student.ts b/backend/src/routes/student.ts
new file mode 100644
index 00000000..a11c1fbc
--- /dev/null
+++ b/backend/src/routes/student.ts
@@ -0,0 +1,59 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        students: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about a student's profile
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        firstName: 'Jimmy',
+        lastName: 'Faster',
+        username: 'JimmyFaster2',
+        endpoints: {
+            classes: `/student/${req.params.id}/classes`,
+            questions: `/student/${req.params.id}/submissions`,
+            invitations: `/student/${req.params.id}/assignments`,
+            groups: `/student/${req.params.id}/groups`,
+        },
+    });
+});
+
+// the list of classes a student is in
+router.get('/:id/classes', (req, res) => {
+    res.json({
+        classes: [ '0' ],
+    });
+})
+
+// the list of submissions a student has made
+router.get('/:id/submissions', (req, res) => {
+    res.json({
+        submissions: [ '0' ],
+    });
+})
+
+  
+// the list of assignments a student has
+router.get('/:id/assignments', (req, res) => {
+    res.json({
+        assignments: [ '0' ],
+    });
+})
+  
+// the list of groups a student is in
+router.get('/:id/groups', (req, res) => {
+    res.json({
+        groups: [ '0' ],
+    });
+})
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/submission.ts b/backend/src/routes/submission.ts
new file mode 100644
index 00000000..8d09cf8e
--- /dev/null
+++ b/backend/src/routes/submission.ts
@@ -0,0 +1,26 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        submissions: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about an submission with id 'id'
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        student: '0',
+        group: '0',
+        time: new Date(2025, 1, 1),
+        content: 'Wortel 2 is rationeel',
+        learningObject: '0',
+    });
+})
+
+export default router
\ No newline at end of file
diff --git a/backend/src/routes/teacher.ts b/backend/src/routes/teacher.ts
new file mode 100644
index 00000000..37b3b04b
--- /dev/null
+++ b/backend/src/routes/teacher.ts
@@ -0,0 +1,58 @@
+import express from 'express'
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', (req, res) => {
+    res.json({
+        teachers: [
+            '0',
+            '1',
+        ]
+    });
+});
+
+// information about a teacher
+router.get('/:id', (req, res) => {
+    res.json({
+        id: req.params.id,
+        firstName: 'John',
+        lastName: 'Doe',
+        username: 'JohnDoe1',
+        links: {
+            self: `${req.baseUrl}/${req.params.id}`,
+            classes: `${req.baseUrl}/${req.params.id}/classes`,
+            questions: `${req.baseUrl}/${req.params.id}/questions`,
+            invitations: `${req.baseUrl}/${req.params.id}/invitations`,
+        },
+    });
+})
+
+// the questions students asked a teacher
+router.get('/:id/questions', (req, res) => {
+    res.json({
+        questions: [
+            '0'
+        ],
+    });
+});
+
+// invitations to other classes a teacher received
+router.get('/:id/invitations', (req, res) => {
+    res.json({
+        invitations: [
+            '0'
+        ],
+    });
+});
+
+// a list with ids of classes a teacher is in
+router.get('/:id/classes', (req, res) => {
+    res.json({
+        classes: [
+            '0'
+        ],
+    });
+});
+
+
+export default router
\ No newline at end of file