diff --git a/backend/apis/nodejs/src/app.js b/backend/apis/nodejs/src/app.js
index 3fc8107..22e6bd6 100644
--- a/backend/apis/nodejs/src/app.js
+++ b/backend/apis/nodejs/src/app.js
@@ -26,6 +26,7 @@ const organizationAdminRoutes = require('./routes/organization_admin_routes.js')
 const jobOffersRoutes = require('./routes/job_offer_routes.js');
 const serverRoutes = require('./routes/server_routes.js');
 const resetPasswordRoutes = require('./routes/reset_password_routes.js');
+const applicationRoutes = require('./routes/applicant_routes.js');
 
 /*
 ===== END IMPORTING MODULES =====
@@ -55,6 +56,7 @@ app.use('/api/organizations', organizationRoutes.routes);
 app.use('/api/organizations', jobOffersRoutes.routes);
 app.use('/api/organizations', organizationAdminRoutes.routes);
 app.use('/api/resetpassword', resetPasswordRoutes.routes);
+app.use('/api/applications', applicationRoutes.routes);
 
 /*
 ===== END ROUTE HANDLING =====
diff --git a/backend/apis/nodejs/src/models/applicant_model.js b/backend/apis/nodejs/src/models/applicant_model.js
new file mode 100644
index 0000000..58546e7
--- /dev/null
+++ b/backend/apis/nodejs/src/models/applicant_model.js
@@ -0,0 +1,39 @@
+/*
+    This code is part of Blink
+    licensed under GPLv3
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED,  INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+    IN THE SOFTWARE.
+*/
+const knex = require('../utils/knex_config');
+
+async function insert(personId, jobOfferId) {
+    return await knex('Applicant')
+        .insert({
+            person_id: personId,
+            job_offer_id: jobOfferId
+        })
+        .returning("*");
+}
+
+async function userAlreadyApplicated(personId, jobOfferId){
+    const person = await knex('Applicant')
+        .where('person_id', personId)
+        .where('job_offer_id', jobOfferId)
+        .select('*')
+        .first();
+    if(person){
+        return true;
+    }
+    return false;
+}
+
+module.exports = {
+    insert,
+    userAlreadyApplicated
+}
\ No newline at end of file
diff --git a/backend/apis/nodejs/src/routes/applicant_routes.js b/backend/apis/nodejs/src/routes/applicant_routes.js
new file mode 100644
index 0000000..b8f2bfe
--- /dev/null
+++ b/backend/apis/nodejs/src/routes/applicant_routes.js
@@ -0,0 +1,47 @@
+/*
+    This code is part of Blink
+    licensed under GPLv3
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED,  INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+    IN THE SOFTWARE.
+*/
+
+const Applicant = require('../models/applicant_model');
+const express = require('express');
+const jwtUtils = require('../utils/jwt_utils');
+
+/**
+ * POST
+ * @param {*} req 
+ * @param {*} res 
+ * @returns 
+ */
+async function insert(req, res) {
+    try {
+        if(await Applicant.userAlreadyApplicated(req.jwt.person_id, req.body.jobOfferId)){
+            return res.status(401).json({
+                error: 'User has already applied to this job'
+              });
+        }
+        const application = await Applicant.insert(req.jwt.person_id, req.body.jobOfferId);
+        res.set('Location', `/api/applications/${application.id}`);
+      return res.status(201).json(application);
+    } catch (error) {
+      console.error(`Error in function ${registerPerson.name}: ${error}`);
+      res.status(500).json({
+        error: 'Internal server error'
+      });
+    }
+  }
+
+  const routes = express.Router();
+  routes.post('/', jwtUtils.extractToken, insert);
+
+  module.exports = {
+    routes
+  };
\ No newline at end of file