Python Backend Engineer (Microservices & APIs)

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