Pragya Sharma

System Engineer

Infosys Limited

Mar 2022 - Jan 2026

Designed and developed scalable backend services for an e-commerce platform using Java, Spring Boot, and SQL Server, supporting product catalog, order management, customer management, and payment processing functionalities. Designed and implemented RESTful APIs for product catalog management, shopping cart, order processing, payment integration, and customer account management. Built and optimized microservices-based applications to improve scalability, maintainability, and deployment efficiency. Developed business logic using Spring Boot, Spring MVC, and Hibernate/JPA following industry best practices and coding standards. Designed and optimized complex SQL Server database schemas, stored procedures, views, and queries to improve application performance. Implemented authentication and authorization using Spring Security and JWT, ensuring secure access to APIs and user data. Integrated third-party services such as payment gateways, shipping providers, and notification services through REST APIs. Performed database performance tuning and query optimization, reducing API response times and improving system throughput. Implemented exception handling, logging, and monitoring solutions to improve application reliability and production support. Developed unit and integration test cases using JUnit and Mockito, achieving high code coverage and reducing production defects. Collaborated with frontend developers, QA teams, DevOps engineers, and business stakeholders in an Agile Scrum environment. Participated in code reviews, sprint planning, estimation, and release management activities. Utilized Git for version control and contributed to CI/CD deployment processes for automated application delivery. Investigated and resolved production issues by analyzing application logs, debugging code, and executing SQL queries. Worked closely with cross-functional teams to gather requirements, design solutions, and deliver business-critical features.