Key Responsibilities
Develop, test, and maintain backend services and REST APIs in Python, along with application and frontend logic in JavaScript (Node.js / React).
Integrate internal and third-party APIs, handling authentication, request and response payloads, rate limits, and error handling.
Work with relational databases; write and optimize SQL queries, make basic schema changes, and keep data access reliable.
Write unit and integration tests, and take part in code reviews to keep the codebase clean, readable, and consistent.
Debug and resolve issues across the stack, including reproducing, root-causing, and fixing production bugs.
Support builds and deployments on the cloud environment, including staged rollouts, and help monitor services after release.
Write clear, concise technical documentation for the features and code you work on.

Technical Skills

Required:
Languages: Python and JavaScript.
Backend: At least one Python web framework (Flask, FastAPI, or Django).
Frontend / runtime: Node.js, with basic familiarity with a modern JS framework such as React.
APIs: Working with REST APIs and JSON, request authentication, and testing with Postman or similar tools.
Databases:



Relational databases (PostgreSQL / MySQL) and the ability to write basic SQL queries.
Setting: Comfortable working on Linux and the command line.

Good to have:
Exposure to a cloud platform, preferably Google Cloud Platform (GCP).
Basic Docker usage.
Familiarity with messaging or chatbot platform APIs.
Some experience running or integrating language models locally or via an API.
Any exposure to non-relational stores such as Redis or MongoDB.
Understanding of virtual environments, dependency management, and .env-based configuration.

Other Requirements
A degree or diploma in computer science / IT, or equivalent practical experience.
Able to organize own work, manage assigned tasks, and deliver reliably with minimal oversight.
A sound grasp of programming fundamentals and debugging and explicit written communication.
Reliable, follows through on committed deadlines, takes direction well, and is willing to learn on the job.

Ability to read and write Bengali (useful for content-related validation work).

Pay: From ₹40,000.00 per month

Perks
Provident Fund

Work Location: In person

📌 Software Engineer Kolkata
🏢 Antahin Abha Foundation
📍 Kolkata