Develop and enhance backend services, APIs, and integrations Implement business logic, service orchestration, and data handling Integrate with databases and data pipelines Implement logging, monitoring, and error handling Support deployment, UAT, production verification, and enhancement cycles Requirements Mandatory Requirements: Min 3 years backend / fullstack development experience Proficient in NodeJS, ExpressJS Experience with AWS services (incl. Lambda, API Gateway) Strong experience with REST API development and integration patterns Strong SQL and database interaction (PostgreSQL) Experience with CI/CD pipelines, version control, and testing practices Exposure to frontend technologies (ReactJS, TypeScript) for fullstack scope