· Accomplished a 20% reduction in application response time by optimizing database queries and implementing caching mechanisms, improving user experience.· Implemented Microservices to manage traffic and improve scalability, migrating user-specific data into a shared service.· Utilized Netflix OSS components like Eureka, Ribbon, and Hystrix to build resilient and scalable microservices architectures, enhancing service discovery, load balancing, and fault tolerance. · Implemented authentication and authorization using Spring Security and OAuth2, while utilizing Spring Framework for dependency injection, integrated with annotations and AOP reporting.· Spearheaded the integration of DevOps tools such as Jenkins and GitLab CI, automating the build and deployment processes, which led to a 25% improvement in delivery speed and consistency.· Extensive experience with Hibernate for ORM, Kafka for distributed streaming, and MQ for messaging, enabling robust and efficient data handling and system integration. · Experience with AWS services such as EC2, S3, Lambda, RDS, EKS, and DynamoDB for scalable and reliable application hosting and data storage.· Implemented AWS API Gateway for efficient request routing and used Lambda for serverless computing, paired with Step Functions for workflow automation, significantly improving the application's scalability and maintainability.

· Implemented RESTful APIs using Spring MVC, enabling efficient data exchange between front-end and back-end components, improving overall application performance by 12%· Utilized Java 8 features such as Streams, Lambdas, functional interfaces, and filters. Experience in Core Java with Multithreading, Concurrency, Collections and Garbage Collection. · Designed and developed microservices architecture using Spring and created web applications using Spring MVC, jQuery.· Developed and maintained UI components using React.js, HTML5, CSS3, and JavaScript, ensuring responsive and SEO-friendly web pages. · Familiarity with AWS security best practices, including IAM roles, encryption, and network security configurations.· Capable of automating deployment and scaling processes using AWS CloudFormation, CLI, and other automation tools.· Involved in the requirement gathering, analyzing functional documents, and workflow from the clients, and designing prototypes. · Automated testing processes using JUnit and Jasmine, achieving 85% code coverage and minimizing regression issues during deployments. · Managed source code versions and Agile/SCRUM project management using tools like Bitbucket, JIRA, Confluence.

· Achieved a 30% reduction in development time by implementing reusable components and leveraging open-source libraries, accelerating time-to-market for new features.· Actively involved in all phases of the SDLC, including Analysis, Design, Development, Deployment, System Testing, and User Acceptance Testing, adhering to Agile methodology in the Scrum Cycle model.· Developed project-specific Java APIs for new requirements, utilizing effective data structures, algorithms, and Core Java (OOP concepts) to meet business needs.· Involved in the development of business module applications using J2EE technologies such as Servlets, Struts, and JDBC, ensuring robust and scalable solutions.· Developed dynamic and responsive front-end components using Angular and TypeScript, ensuring seamless integration with back-end services and enhancing user experience through efficient data binding and component-based architecture.· Leveraged AWS services such as EC2 and S3 for scalable application hosting and storage, ensuring high availability and optimized resource management.· Utilized AWS IAM to manage access controls and secure the application environment, ensuring compliance with PaySafe's security standards.· Configured and administered Jenkins for CI/CD into Tomcat Application Server. · Wrote JUnit test cases for unit testing in the Pension Manager Module and performed automated acceptance tests following TDD (Test-Driven Development) principles using Cucumber.