Sandhya Koppineedi
Software Engineer
About
Java Backend Developer with 3.5+ years of experience in building and supporting scalable backend applications using Java, Spring Boot, and REST APIs. Experienced in API integration, UAT validation, and production support with strong exposure to real-time issue resolution. Hands-on in handling JSON-based responses, SQL queries, and collaborating with cross-functional teams to deliver reliable services.
Skills & Expertise (26)
Work Experience
Software Engineer
TCS
Nov 2022 - Present
Designed, developed, and deployed RESTful APIs and Microservices using Java 8/17, Spring Boot, Spring MVC, and Spring Framework. Developed RESTful APIs using Spring Boot to handle UI requests and transform them into XML/JSON formats. Actively participated in Agile/Scrum ceremonies including sprint planning, daily stand-ups, backlog grooming, and retrospectives. Applied Spring Security with JWT-based authentication and role-based access control. Performed unit testing, debugging, and defect fixing using JUnit, improving overall application quality. Optimized SQL queries and database interactions, reducing response time and improving efficiency. Hands-on experience with Linux file systems, process management, and permissions. Deployed and maintained applications on Linux servers. Handled L1 to L3 Issues, ensuring high-priority incidents were resolved within SLA. Designed and implemented custom REST APIs based on client and business requirements. Enhanced backend logic to export ratio sheets as Excel files from calculated values and to convert imported Excel ratio sheets into structured JSON, supporting downstream services. Built and optimized Jenkins CI/CD pipelines, achieving 40% operational efficiency improvement and saving 30+ hours/week through automation. Maintained and modified Excel template formulas, managing versioned templates deployed on the server. Identified and remediated over 20 critical Java security vulnerabilities, leading to a 40% reduction in security risks. Additionally, resolved various GIT-related issues and addressed functional defects. Performed application testing on Linux environments to identify and fix bugs before deployment.
Education
Bachelor of Technology, Computer Science and Engineering - Swarnandhra College of Engineering & Technology
2018 - 2022 · Afghanistan
