• Designed and implemented RESTful microservices using Java, Spring Boot, and Hibernate to handle client onboarding, account management, and transaction processing.

• Developed secure authentication and authorization workflows leveraging Spring Security, OAuth 2.0, and JWT to protect client data and meet compliance standards.

• Optimized SQL queries and database schema design, reducing query response times by 35% and improving overall application performance.

• Collaborated with DevOps teams to containerize services using Docker and orchestrate deployments on AWS (ECS, EC2, RDS, and S3).

• Automated CI/CD pipelines using Jenkins, ensuring faster release cycles and zero-downtime deployments.

• Conducted rigorous code reviews and implemented unit and integration testing with JUnit and Mockito, achieving 90%+ code coverage.

• Mentored junior developers in Java best practices, microservices, and Agile methodologies.

• Constructed and maintained internal academic tools using Java and Spring Boot, automating grading and evaluation tasks which accelerated processing by 60%.

• Architected a secure authentication and authorization system using Spring Security and OAuth 2.0 to safeguard over 1,000 student records and enforce role-based access controls.

• Enhanced frontend UI components with Thymeleaf and TailwindCSS to improve responsiveness and reduce page load times by 25%.

• Engineered and deployed 6+ full-stack components for a client-facing financial application using Java, Spring Boot, and Angular, contributing to a 30% improvement in application performance.

• Delivered 10+ RESTful APIs for CRUD operations and customer data management, achieving 95% code coverage with JUnit and Mockito to ensure robust, error-free endpoints.

• Optimized complex SQL queries and Hibernate ORM mappings in a PostgreSQL database, reducing average API response time by over 30%.

• Orchestrated the CI/CD pipeline using Jenkins for deployments to AWS (EC2, S3), reducing manual deployment efforts and cutting release cycle times by 25%.

• Resolved 10+ critical production bugs related to Hibernate and SQL deadlocks, increasing system stability and contributing to a 15% reduction in user-reported error tickets for the quarter.

• Collaborated within a 4-team Agile environment, using JIRA for sprint planning and GitHub for version control to deliver features on a bi-weekly cadence.