Heroku, Postgres, Node.js expert - urgent task

Job ID: 36302271

Budget: $10 – $40 USD

We are fetching 3.3 million data from postgres DB on heroku, it's getting timeout error. it's working well on local

This is error message.

heroku[router]: at=error code=H12 desc="Request timeout" method=POST path="/api/product-codes/generate" host=fire-backend.herokuapp.com request_id=0c02eef4-888c-40ed-aaa2-b59ffb4c7e68 fwd="49.36.88.42" dyno=web.1 connect=0ms service=30000ms status=503 bytes=0 protocol=https
Related categories: JavaScript Node.js PostgreSQL Heroku