diff --git a/apps/backend/package.json b/apps/backend/package.json
index de2bcccc..9981d20f 100644
--- a/apps/backend/package.json
+++ b/apps/backend/package.json
@@ -14,9 +14,11 @@
   "dependencies": {
     "@mixan/types": "workspace:*",
     "@prisma/client": "^5.4.2",
+    "@types/ramda": "^0.29.6",
     "express": "^4.18.2",
     "morgan": "^1.10.0",
     "prisma": "^5.4.2",
+    "ramda": "^0.29.1",
     "random-animal-name": "^0.1.1",
     "uuid": "^9.0.1"
   },
diff --git a/apps/backend/src/routes/events.ts b/apps/backend/src/routes/events.ts
index 79f2a044..1fc3a891 100644
--- a/apps/backend/src/routes/events.ts
+++ b/apps/backend/src/routes/events.ts
@@ -1,11 +1,12 @@
-import {NextFunction, Response, Router} from 'express'
-import { db } from '../db';
-import { MixanRequest } from '../types/express';
-import { EventPayload } from '@mixan/types';
-import { getEvents } from '../services/event';
-import { success } from '../responses/success';
-
-const router = Router();
+import { NextFunction, Response, Router } from 'express'
+import { db } from '../db'
+import { MixanRequest } from '../types/express'
+import { EventPayload } from '@mixan/types'
+import { getEvents } from '../services/event'
+import { success } from '../responses/success'
+import { getProfile } from '../services/profile'
+import { uniq } from 'ramda'
+const router = Router()
 
 type PostRequest = MixanRequest<Array<EventPayload>>
 
@@ -18,24 +19,48 @@ router.get('/events', async (req, res, next) => {
   }
 })
 
-router.post('/events', async (req: PostRequest, res: Response, next: NextFunction) => {
-  try {
-    const projectId = req.client.project_id
-    
-    await db.event.createMany({
-      data: req.body.map((event) => ({
-        name: event.name,
-        properties: event.properties,
-        createdAt: event.time,
-        project_id: projectId,
-        profile_id: event.profileId,
-      }))
-    })
-  
-    res.status(201).json(success())
-  } catch (error) {
-    next(error)
-  }
-})
+router.post(
+  '/events',
+  async (req: PostRequest, res: Response, next: NextFunction) => {
+    try {
+      const projectId = req.client.project_id
 
-export default router
\ No newline at end of file
+      const profileIds = uniq(
+        req.body
+          .map((event) => event.profileId)
+          .filter((id): id is string => !!id)
+      )
+
+      for (const profileId of profileIds) {
+        try {
+          await getProfile(profileId)
+        } catch (error) {
+          console.log('Profile not found, create it', profileId)
+          await db.profile.create({
+            data: {
+              project_id: projectId,
+              id: profileId,
+              properties: {},
+            },
+          })
+        }
+      }
+
+      await db.event.createMany({
+        data: req.body.map((event) => ({
+          name: event.name,
+          properties: event.properties,
+          createdAt: event.time,
+          project_id: projectId,
+          profile_id: event.profileId,
+        })),
+      })
+
+      res.status(201).json(success())
+    } catch (error) {
+      next(error)
+    }
+  }
+)
+
+export default router
diff --git a/bun.lockb b/bun.lockb
index 17680273..17fe77a8 100755
Binary files a/bun.lockb and b/bun.lockb differ