• Engaged in all SDLC phases, ensuring seamless execution and timely delivery, which enhanced project quality and reduced post- release issues by 30%.• Developed user interfaces using front-end technologies HTML5, CSS3, JavaScript, Bootstrap, jQuery, Ajax, and React.• Constructed RESTful web services with Java and Spring Boot, applying Spring Security for authentication and authorization, leading to optimized security, efficiency, and a 15% reduction in authentication errors with faster service response times.• Created cross-platform solutions using C# and Java, ensuring consistent functionality across different environments, leading to a15% reduction in deployment time.• Participated in designing and deploying applications utilizing various AWS services (including EC2, S3, RDS, and DynamoDB), focusing on high availability and scalability.• Managed Kafka clusters, including monitoring, scaling, and troubleshooting to ensure optimal performance.• Handled Docker hub, creating and optimizing Docker images for diverse applications. Specialized in configuring middleware installations and domain-specific setups within the container.

• Constructed a responsive presentation layer using HTML5, CSS, Ajax, jQuery, and Angular, significantly improving cross-browser compatibility and user experience while reducing JavaScript issues by 30%.• Introduced an interactive OAuth 2.0 authentication system, bolstering security measures and reducing user-facing errors. Developed REST APIs and micro services using Spring Boot and IntelliJ IDE, validated through Postman and Swagger, resulting in a significant 17% reduction in response time.• Enhanced C# micro services integration with Java applications, improving system scalability and performance by 25%.• Employed Maven for build management, SLF4J and Log4j for logging, and JUnit for testing, enhancing development efficiency and code quality, which reduced deployment issues by 20% and increased test coverage by 15%.• Maintained Java full-stack applications on Azure, utilizing services like Azure App Service and Azure SQL Database to ensure high availability and improve performance by 15%.• Utilized J2EE technologies to develop high-performance, scalable enterprise applications, resulting in a 25% improvement in application stability and efficiency.

• Served as a key analyst on a strategic initiative to modernize and enhance the existing IT infrastructure by transitioning from monolithic legacy web services to micro services architecture, improving application performance by 23%.• Applied Python scripting to enhance backend functionality and automate repetitive tasks, improving overall application efficiency by 20%.• Increased code coverage in SonarQube by 20%, ensuring more comprehensive testing and improved code quality standards during code reviews.• Optimized backend data processing with C#, improving communication and data flow with the Java-based frontend by 35%.• Utilized Java 8 features, including lambda expressions and streams, to enhance code efficiency and readability, leading to a 25%improvement in application performance and maintainability.• Optimized database operations and performance using MySQL, resulting in a 30% reduction in query response times and improved overall application efficiency.

• Leveraged AWS services to deploy and scale Java applications, optimizing infrastructure and reducing operational costs by 25%while enhancing performance and availability.• Engineered scalable enterprise applications with J2EE technologies, leading to a 30% improvement in system performance and a more maintainable codebase.• Engineered Angular components and services to interface with backend systems, achieving a 30% improvement in data fetching efficiency.• Implemented Spring Security to enforce robust authentication and authorization mechanisms, enhancing application security and reducing vulnerability risks by 30%.• Incorporated Python to enhance data analysis and reporting, achieving a 25% improvement in data accuracy and decision- making speed.• Expertly utilized HTML, CSS, and JavaScript to build responsive and visually appealing user interfaces, enhancing user experience and application performance by 25%.