Vamshi Gollapally

Software Developer at Epsilon

Engineer microservices with Java, Spring Boot, and PostgreSQL, integrating RESTful APIs and OAuth 2.0 authentication, enabling secure data exchange for 15 enterprise clients and improving onboarding timelines by 3 weeks through clear documentation. Develop scalable web applications using React.js, Node.js, and Docker, collaborating with cross-functional teams to launch production-ready features that support 120,000+ monthly active users with zero downtime incidents. Optimize CI/CD pipelines with Jenkins, Kubernetes, and AWS (EC2, S3, Lambda), reducing deployment cycles from 12 hours to 3 hours per release while fostering team efficiency through Agile sprint planning.

Fullstack Developer at Dell Technologies

Built dynamic, scalable web applications using React.js and Node.js, reducing page load time by 2.5 seconds for 200,000+ users, improving user retention and engagement. Designed secure RESTful APIs with Express.js and JWT, managing over 100,000 daily API calls with zero security breaches. Optimized cloud infrastructure with AWS (S3, EC2, Lambda, RDS), reducing operational costs by $50,000 annually. Integrated real-time features using WebSockets and GraphQL, enabling 10,000+ users to interact simultaneously in live environments. Refined databases with MySQL, MongoDB, and PostgreSQL to support 1,000,000+ daily queries. Led CI/CD pipelines with Jenkins and Docker, accelerating deployment and reducing release time by 3 days per sprint.

Frontend Developer at Airbnb

Engineered dynamic, user-centric web applications using React.js and TypeScript, improving page load time by 2.5 seconds for 500,000+ monthly active users. Optimized UI with HTML5, CSS3, and SASS/SCSS, collaborating with cross-functional teams to achieve seamless integration, reducing bug reports by 120 across key features. Developed scalable frontend components using Node.js and Express.js, resulting in a 40% reduction in API response times and enabling faster rendering of user interfaces for real-time booking experiences. Integrated third-party APIs and GraphQL to fetch and manipulate real-time data, enabling smooth interaction with over 100,000 listings daily and ensuring accurate pricing updates for users across 3 regions. Led end-to-end testing using Jest, Mocha, and Postman, ensuring 99% test coverage and reducing post-production bugs by 75%, significantly improving release reliability. Mentored junior developers on Agile workflows and Git best practices, fostering a collaborativ

Fullstack Developer at Dell Technologies

Built dynamic, scalable web applications using React.js and Node.js, reducing page load time by 2.5 seconds for 200,000+ users, improving user retention and engagement. Designed secure RESTful APIs with Express.js and JWT, managing over 100,000 daily API calls with zero security breaches, ensuring seamless data exchange between frontend and backend systems. Optimized cloud infrastructure with AWS (S3, EC2, Lambda, RDS), reducing operational costs by $50,000 annually through efficient resource management and scaling of applications. Integrated real-time features using WebSockets and GraphQL, enabling 10,000+ users to interact simultaneously in live environments without performance degradation. Refined database solutions using MySQL, MongoDB, and PostgreSQL, improving data retrieval speeds, supporting 1 million+ queries daily for transactional systems. Led cross-functional teams to implement CI/CD pipelines using Jenkins and Docker, accelerating the deployment process and reducing releas