• Design, develop, and enhance backend services for a large-scale logistics platform • Build and maintain Java Spring Boot microservices supporting mobile and web applications • Develop cloud-native and serverless components using AWS-native services • Work on microservices that are partially split and evolving toward more modular architectures • Develop Lambda-based services, including mobile-facing backend components • Collaborate with offshore teams while owning onshore development deliverables • Participate in Agile ceremonies and technical discussions • Contribute to architectural decisions with a focus on scalability, performance, and reliability