Senior Backend Developer

17 hours ago


Delhi, Delhi, India Tapnext technologies private ltd Full time ₹ 3,00,000 - ₹ 4,00,000 per year

Role Overview

We're looking for a Backend Developer experienced in Python and FastAPI to build and

maintain scalable, secure, and high-performance backend systems.

The candidate will be responsible for API development, data modeling, and integrating AI and

real-time communication services.

Key Responsibilities

● Design, develop, and maintain RESTful APIs using FastAPI.

● Create scalable backend architecture to support high-concurrency operations.

● Integrate third-party APIs (AI models, real-time communication, etc.).

● Manage data storage, caching, and retrieval using PostgreSQL and Redis.

● Build secure user authentication and session management.

● Implement server-side logic for chat and session handling.

● Set up Docker-based environments and deploy on AWS / GCP.

● Maintain version control and CI/CD workflows (GitHub Actions preferred).

● Monitor and optimize backend performance and cost efficiency.

Tech Stack

● Language: Python

● Framework: FastAPI (preferred) / Flask (secondary)

● Database: PostgreSQL, Redis

● Auth: OAuth 2.0 / JWT

● APIs: REST / WebSockets

● Cloud & DevOps: AWS (EC2, S3, Lambda), Docker, CI/CD

● Version Control: Git, GitHub

Job Type: Full-time

Pay: ₹300, ₹400,000.00 per year

Work Location: In person



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