About the Role:

We are looking for an experienced Python Backend Engineer with robust hands-on expertise in Python, FastAPI, REST APIs, and microservices. The role involves migrating and refactoring existing APIs to Python/FastAPI while maintaining API contracts, functional parity, performance, and security.

Key Responsibilities:

- Migrate and refactor existing REST APIs to Python and FastAPI, ensuring functional parity and backward compatibility.
- Maintain API contracts, request/response structures, business logic, and expected application behavior during migration.
- Design, develop, and maintain scalable backend APIs, microservices, and reusable components.
- Integrate backend services with existing applications, databases, and enterprise systems.
- Implement request validation, error handling, authentication, authorization, and API transformations.
- Develop asynchronous services and workflows using Python's async programming capabilities.
- Write and maintain unit and integration tests using PyTest and related testing frameworks.
- Troubleshoot API failures, integration issues, performance bottlenecks, and production defects.
- Work with SQL and NoSQL databases to implement efficient data access and persistence mechanisms.
- Containerize applications using Docker and support deployment in Kubernetes environments.
- Follow established standards for Git-based development, CI/CD, security, and application release management.




- Participate in code reviews, technical design discussions, and architecture decisions.
- Collaborate with engineering, QA, DevOps, and product teams to ensure reliable delivery.
- Maintain technical documentation covering API specifications, migration decisions, integrations, and testing procedures.

Required Skills & Experience:

- 3 - 8 years of experience in Python backend development or software engineering.
- Strong proficiency in Python and backend application development.
- Hands-on experience with FastAPI and REST API development.
- Experience migrating, refactoring, or modernizing APIs and backend services.
- Strong understanding of microservices architecture, API contracts, backward compatibility, and service integrations.
- Experience with Python asynchronous programming, including async/await.
- Hands-on experience with PyTest, unit testing, and integration testing.
- Experience working with SQL and/or NoSQL databases.
- Familiarity with authentication, authorization, input validation, error handling, and secure API design.
- Experience with Docker and Kubernetes for containerization and deployment.
- Familiarity with Git, CI/CD pipelines, and standard software development practices.
- Strong debugging, analytical, and problem-solving skills.
- Good communication and collaboration skills, with the ability to work effectively across technical teams.

📌 InfoBeans Technologies - Backend Engineer - Python/FastAPI (India)
🏢 InfoBeans
📍 India