Location: Pune

Experience: 5–7 Years

Openings: 1

Employment Type: Contractor / Sub-con

About The Role We are seeking a Backend Developer with robust 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.

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

📌 Contract - Backend Developer – Python / Fast API (Pune)
🏢 Vivantify Technology Solutions India
📍 Pune