GSSTech Group

Python Backend Engineer (Microservices & APIs)

GSSTech Group

Key Responsibilities Design and develop backend services using Python Build and maintain RESTful APIs using frameworks like Flask or FastAPI Implement asynchronous programming using asyncio to handle high-concurrency systems Develop scalable microservices architecture Optimise data processing and I/O performance for large datasets Integrate with databases and external APIs Ensure code quality through clean architecture, testing, and best practices Collaborate with cross-functional teams to deliver production-ready solutions Technical Requirements (Must Have) Strong proficiency in Core Python Hands-on experience with Flask or FastAPI Solid understanding of async programming (asyncio, concurrency, threading) Experience building microservices-based architectures Strong knowledge of REST API design principles Experience with SQL/NoSQL databases Understanding of performance optimisation and scalability Security Requirements Strong understanding of API security best practices Experience with authentication & authorization mechanisms Hands-on experience with: OAuth2 JWT Familiarity with API gateways and secure service communication Knowledge of data encryption and secure coding practices Good to Have Experience with Docker/Kubernetes Exposure to cloud platforms (AWS/Azure/GCP) Familiarity with CI/CD pipelines Experience working with data pipelines or large-scale data processing What We’re Looking For Engineers who can build systems, not just write code Strong problem-solving mindset Ability to work in high-performance, scalable environments Clear ownership and accountability