Sai Mounika Chekka

About Sai Mounika Chekka

Senior Full Stack Developer with 7+ years of experience delivering scalable, high-performance web applications across insurance, banking, and enterprise domains. Proven expertise in building microservices-based systems and modern frontend applications, driving improved performance, system reliability, and faster release cycles.Experienced in designing and developing end-to-end solutions using Java, Spring Boot, Microservices, and modern JavaScript frameworks like React and TypeScript. Strong hands-on experience in building secure REST APIs, implementing event-driven architectures with Apache Kafka, and developing responsive, component-driven Single Page Applications (SPAs).Results-driven engineer with deep expertise in cloud-native development and DevOps practices, leveraging AWS, Docker, Kubernetes, and CI/CD pipelines to ensure scalability, high availability, and seamless deployments. Known for modernizing legacy systems, optimizing application performance, and delivering production-grade solutions in Agile/Scrum environments.Open to Work & Open to Relocate across the U.S.(including CA, WA, TX, NJ, NC, IL, GA, SC, MD, NY, VA, CO)

Experience

1. Senior Full Stack Developer

   Vanguard

   Dec 2024 — Present · Malvern, PA, US

   Led end-to-end design and modernization of enterprise applications using Java 21, Spring Boot, Microservices, and React.js, transforming legacy systems into scalable, cloud-native architectures• Designed distributed systems and implemented event-driven architecture using Apache Kafka, enabling reliable and efficient data processing across microservices• Developed secure, high-performance RESTful APIs using Java, Spring Boot, Node.js, and Express.js with JWT/OAuth-based authentication• Built responsive Single Page Applications (SPA) using React.js, Redux, and TypeScript, creating reusable components and optimizing performance with lazy loading, code splitting, and SSR• Deployed applications on AWS (EC2, S3, Lambda) and implemented containerization using Docker and Kubernetes for scalability and high availability• Established CI/CD pipelines using Jenkins, Git, and GitHub, improving deployment speed and reliability• Implemented unit and integration testing using JUnit, Mockito, and Jest to ensure code quality and system reliability• Collaborated with cross-functional teams in Agile/Scrum environments, contributing to sprint planning, code reviews, and mentoring junior developers

Education

• GITAM Deemed University

  Bachelor of Technology - BTech, Electrical, Electronics and Communications Engineering