Sukrut D.

Executed hands-on development of a resilient microservices backend for the Citizen Welfare Insurance Allocation Platform, utilizing SAGA choreography for distributed transaction consistency. Applied SOLID principles and design patterns to develop a maintainable codebase. Crafted a transaction management strategy for high-concurrency batch processing with programmatic transaction management, maintaining ACID compliance across a significant number of daily notices. Devised a microservices ecosystem that utilized Spring Cloud Eureka for managing dynamic service instances and Spring Cloud Gateway for centralized logic, ensuring high availability. Contributed to a custom Spring Cloud Gateway filter for request validation and dynamic routing, enhancing security against XSS and CORS. Developed Apache Kafka pipelines with robust exception handling for consistent message processing. Optimized data access layers through improved queries and techniques to handle high-volume data efficiently. Participated in the development of a JWT-based authentication system securing citizen records and processing daily authentication requests. Introduced a caching strategy with Redis to manage a large volume of records while improving API response times. Enhanced fault tolerance using Resilience4j circuit breakers and load balancing techniques to ensure availability during high traffic. Fostered a test-driven development environment with JUnit 5 and Mockito, achieving substantial code coverage.