Backend Developer - Python/FastAPI

Experience : 2 - 4 Years

Employment Type : Full-Time

About the Role :

We are a high-growth technology company building lightning-fast, scalable backend systems. We are seeking a performance-oriented Backend Developer to design, build, and optimize robust APIs using modern asynchronous Python frameworks.

Key Responsibilities :

• Architect, develop, and scale high-performance RESTful APIs and microservices using Python and FastAPI.
• Implement strict data validation, serialization, and schema definitions using Pydantic.
• Design and integrate caching strategies, rate-limiting, and background task queues (e.g., Celery) using Redis.
• Write efficient, non-blocking, asynchronous code (async/await) to handle high-concurrency requests.
• Collaborate with frontend engineers to define seamless API contracts and integrate UI components.
• Write unit and integration tests (using Pytest) to maintain high code coverage and reliability.
• Deploy and monitor backend services across AWS/cloud environments.

Must-Have Qualifications :

• 1 to 4 years of dedicated experience in backend software development.
• Strong proficiency in Python with demonstrable experience writing asynchronous code.
• Hands-on, production-level experience building APIs with FastAPI.
• Deep understanding of Pydantic for data parsing and validation.
• Practical experience utilizing Redis for caching and session management.
• Solid grasp of relational databases (PostgreSQL/MySQL) and ORMs (SQLAlchemy or SQLModel).

Good-to-Have Skills :

• Experience with containerization (Docker) and CI/CD pipelines.
• Knowledge of web sockets for real-time application features.
• Prior exposure to Fintech, high-frequency trading, or transaction-heavy platforms.