• Developed full-stack applications for Walmart’s e-commerce platform using Java Spring Boot and React, focusing on enhancing the shopping experience and improving checkout processes.• Built scalable microservices to handle high-traffic operations, enabling the system to manage millions of daily transactions without performance degradation.• Integrated third-party payment gateways and APIs to ensure seamless and secure transaction processing for customers.• Led the migration of legacy monolithic applications to a microservices architecture, resulting in a 35% improvement in system scalability and easier maintainability.• Improved database performance by optimizing queries and indexing strategies for MySQL, leading to a 25% reduction in page load times.• Collaborated closely with the DevOps team to automate testing and deployment pipelines using Jenkins and Docker, reducing release cycles and increasing overall development efficiency.• Delivered key functionalities that resulted in a 15% increase in user engagement by improving UI/UX through optimized React components

•Developed scalable web applications using Java Spring Boot, React, and Node.js, focusing on efficient back-end systems and interactive, responsive front-end designs.• Implemented microservices to handle high-volume data processing, reducing processing time by 40% for key business transactions.• Designed and maintained RESTful APIs, enabling seamless data exchange between systems and improving data retrieval times by 25%.• Managed and optimized databases including MySQL and MongoDB, ensuring high availability and minimal downtime for critical applications.• Led the migration of a monolithic application to a microservices architecture, significantly improving system maintainability and scalability.• Collaborated with cross-functional teams to align technical solutions with business needs, ensuring timely delivery of features and updates.

•Built and maintained full-stack applications using Java Spring MVC for back-end services and AngularJS for front-end interfaces.• Developed real-time data analytics dashboards using React, allowing users to monitor business KPIs and make datadriven decisions.• Integrated REST APIs to support data fetching and updates from a centralized database, improving response time and system efficiency.• Optimized database queries and schema design, improving performance by 20% for high-traffic applications.• Utilized Jenkins and Docker for continuous integration and deployment, streamlining the release process and ensuring high availability of applications.• Contributed to the development of reusable components and modules, reducing development time for future projects.