Contract - Backend Developer – Python / Fast API

Location

Pune

Experience

5–7 Years

Openings

1

Employment Type

Contractor / Sub-con

About The Role

We are seeking a

Backend Developer

with strong experience in

Python and FastAPI

to build scalable, high-performance backend systems. The role focuses on developing RESTful APIs, working with

PostgreSQL

, implementing secure backend services, and supporting production-ready applications. The candidate will collaborate with frontend, product, and DevOps teams.

Job Description

The role involves designing and developing backend services and business logic using

Python and FastAPI

, with an emphasis on asynchronous programming, API validation, authentication, and reliable application performance. The developer will work extensively with

PostgreSQL and SQL

, including query optimization, indexing, transactions, and JSON/JSONB data.

The position also involves automated testing, Docker-based deployments, CI/CD pipelines, troubleshooting, logging, debugging, and monitoring. The developer will contribute to production deployments and continuous improvements to backend performance and reliability.

Key Responsibilities

• Design and develop RESTful APIs using FastAPI.
• Build backend services and implement business logic using Python.
• Develop and optimize PostgreSQL queries and database operations.
• Implement authentication, authorization, validation, and secure API practices.
• Write and maintain unit and integration tests using tools such as Pytest.
• Support Docker, CI/CD pipelines, and production deployments.
• Troubleshoot backend issues and improve application performance.
• Collaborate with frontend, product, and DevOps teams.

Required Skills

• Python
• FastAPI
• Python 3.8
• Async programming and Pydantic
• REST API development
• API documentation, middleware, and exception handling
• PostgreSQL and SQL
• Indexing, transactions, JSON/JSONB, and query optimization
• Git, Docker, and CI/CD
• JWT/OAuth authentication
• Pytest
• Logging, debugging, and monitoring

Preferred / Good To Have

• Redis or other caching solutions
• Message queues such as Kafka, RabbitMQ, or Celery
• Microservices experience
• Cloud platforms such as AWS, Azure, or GCP
• Kubernetes or container orchestration
• Observability tools such as Grafana, Prometheus, or ELK

Mandatory Skills

• Python

Candidate Profile The ideal candidate will have backend development experience with strong hands-on expertise in

Python, FastAPI, and PostgreSQL

. The candidate should be comfortable developing production-ready APIs, troubleshooting performance issues, writing automated tests, and working collaboratively with product, frontend, and DevOps teams.

Benefits Package

• Competitive salary and benefits package
• Opportunities for professional growth and development
• A collaborative and inclusive work environment
• The opportunity to work on exciting and challenging projects with leading clients