diff --git a/chain_service/controllers/__main__.py b/chain_service/controllers/__main__.py
index 3552275..1c3fa79 100644
--- a/chain_service/controllers/__main__.py
+++ b/chain_service/controllers/__main__.py
@@ -1,5 +1,6 @@
 from .chain import router as chain_router
 from .run_chain import router as run_chain_router
+from .s3 import router as s3_router
 
 from fastapi import FastAPI, APIRouter
 
@@ -9,5 +10,6 @@ def setup_controllers(application: FastAPI):
 
     router.include_router(chain_router)
     router.include_router(run_chain_router)
+    router.include_router(s3_router)
 
     application.include_router(router)
diff --git a/chain_service/controllers/s3.py b/chain_service/controllers/s3.py
new file mode 100644
index 0000000..493cc90
--- /dev/null
+++ b/chain_service/controllers/s3.py
@@ -0,0 +1,28 @@
+from chain_service.s3 import s3_client
+from chain_service.settings import Settings
+
+from io import BytesIO
+from uuid import uuid4
+from loguru import logger
+from fastapi import APIRouter, HTTPException, UploadFile
+
+router = APIRouter()
+
+
+@router.post("/s3")
+async def s3_controller(file: UploadFile):
+    try:
+        filename = f'{uuid4()}.{file.filename.split(".")[-1]}'
+
+        upload_file_bucket = Settings().s3_upload_file_bucket
+        upload_file_key = f"files/{filename}"
+
+        s3_client.upload_fileobj(
+            BytesIO(await file.read()), upload_file_bucket, upload_file_key
+        )
+
+        return {"url": Settings().s3_public_url + upload_file_key}
+
+    except Exception:
+        logger.exception("Error during s3 upload")
+        return HTTPException(status_code=500, detail="Cannot upload")
diff --git a/chain_service/s3.py b/chain_service/s3.py
new file mode 100644
index 0000000..7d531b2
--- /dev/null
+++ b/chain_service/s3.py
@@ -0,0 +1,10 @@
+import boto3
+from chain_service.settings import Settings
+
+settings = Settings()
+
+s3_client = boto3.client(
+    "s3",
+    aws_access_key_id=settings.s3_access_key,
+    aws_secret_access_key=settings.s3_secret_access_key,
+)