Integrated MIB (Medical Information Bureau) services with the insurance platform using RESTful APIs, enabling automated retrieval of applicant data from third-party vendors and improving underwriting decision accuracy. Designed and implemented the Out-of-Office workload rebalancing module using a Round Robin algorithm, dynamically reassigning cases to users with the least workload to ensure uninterrupted processing. Developed backend support for the Bloom UI redesign, optimizing REST APIs and refactoring service logic to support responsive and efficient frontend integration. Migrated legacy Struts modules to Spring Boot, leveraging Spring Data JPA for seamless database communication and ensuring compatibility across Oracle and MySQL databases. Integrated AI-powered underwriting decision module, collaborating with data science teams to embed predictive models that enhanced decision accuracy and reduced manual effort. Refactored frontend integration by removing inline JavaScript, improving code maintainability, security compliance, and frontend performance. Designed and optimized RESTful microservices for insurance operations, achieving up to 30% improvement in API response times. Collaborated with QA, UI/UX, and product teams to translate business requirements into scalable backend features using Spring Boot and JPA. Conducted code reviews, debugging, and performance tuning to maintain high system reliability and adhere to best coding practices. Supported CI/CD pipelines with Jenkins and GitLab for automated builds, testing, and deployments, reducing release cycles and improving delivery efficiency.