• Developed and integrated a batch processing system within a Java/Spring Boot application, utilizing the PostGrid APIto normalize and validate up to 2000 addresses per call, improving address accuracy by 95%.• Created a high-performance, multithreaded solution using Java’s ExecutorService to efficiently compare user recordsfor similarity, optimizing the process to handle large datasets and reducing processing time.• Built and scheduled Spring Batch jobs to automate the normalization and comparison of address and user data, withcomprehensive testing and validation to ensure reliability under varying loads.• Optimized scheduler performance, reducing processing failures by 30% and improving application throughput.

• Porting a desktop application developed in native Java to a web-based application with React and Java (Spring Boot),incorporating REST APIs for seamless communication between client and server.• Established Cache invalidation strategies using Kafka, ensuring real-time updates and data consistency between theapplication and the primary database, thus enhancing overall system reliability.• Elevated API functionality by implementing new features, addressing bugs, and significantly expanding unit test coverageusing JUnit. Tested APIs using Postman to ensure functionality and reliability.• Utilized Mockito for effective testing and and standard logging for comprehensive debugging, ensuring streamlinedtroubleshooting of the code.

• Managed the successful transformation of a monolithic healthcare application into a microservices architectureusing Java, Spring Boot, and MySQL, achieving improved scalability and modularity.• Led the design and development of a microservice and associated database to streamline data integration from internalapplications and offer internal APIs, driving a notable 60% increase in overall productivity.• Integrated Spring Security for robust authentication and authorization across microservices. Worked on SpringCloud Eureka for dynamic microservices discovery, enhancing system communication.

- Hands-on Experience with Java, Java Spring boot, HTML, CSS, JavaScript, and Bootstrap.- Built Websites for Sky Philippines- Rich exposure to Software Development Life Cycle (SDLC)- Strong Object Oriented concepts for software design and implementationResolved numerous UAT and priority-1 issues within the minimum time during client testing.- Implemented Multi-threading and tuned various KTRs in Pentaho to improve the performance of the code by 38%.- Coordinated a team of 6 developers and testers to migrate and test the performance of multiple features on data of more than 300k users and received the best team of the month award.

Designed and developed Auto Debit feature via credit cards in Spring batch framework for 12 international banks to regulate the payment system for the client.• Implemented Multi-threading and tuned various KTRs in Pentaho to improve the performance of the code by 38%.• Developed multiple features and user stories in the Spring Batch framework for the billing team with agile methodology.

Generated images using Generative Adversarial Networks (GANs) and successfully performed anomaly detection for jet images data-set of high energy physics. Anomaly detection was implemented using GANOMALY architecture using models of auto-encoder and Generative Adversarial Networks (GANs).