Sirisha Manthena
Austin
Summary
Java Full Stack Developer with 3 years of experience designing, developing, and deploying scalable web applications using Java, Spring Boot, React, Node.js, SQL, and cloud technologies. Strong in building REST/GraphQL APIs, implementing backend services, creating modern UI components, and optimizing system performance. Experienced in Agile development, CI/CD, debugging, and cross-functional collaboration. Additionally, I supported QA teams with API validation, functional testing, test case creation, and defect lifecycle management, ensuring high-quality releases.
Overview
5
5
years of professional experience
Work History
Software Engineer
GENERAL MOTORS
Detroit
08.2024 - Current
- Designed and developed backend services using Java, Spring Boot, and Hibernate, improving business logic performance and system reliability.
- Built and optimized GraphQL and REST APIs, implemented payload validation, and enhanced integration across microservices.
- Developed responsive, modular UI components using React + TypeScript, improving user workflows and application load time.
- Collaborated with architects and product teams to break down requirements, design scalable solutions, and deliver high-quality features.
- Improved backend performance by optimizing SQL queries, refactoring service layers, and stabilizing error-handling patterns.
- Participated in AWS deployments, monitored logs using CloudWatch, and supported CI/CD pipelines through Jenkins and Buildkite.
- QA Support: Validated APIs using Postman and verified feature functionality before release, logged and tracked defects in Jira and retested fixes during sprints.
Intern → Programmer Analyst
COGNIZANT TECHNOLOGY SOLUTIONS
Hyderabad
02.2021 - 07.2023
- Developed full-stack features using Java, Spring Boot, Hibernate, MySQL, React, and implemented end-to-end workflows across UI and backend.
- Designed and consumed RESTAPIs, handled data transformation, and improved backend performance through optimized SQL queries.
- Built reusable React components, enhanced frontend rendering, and improved user interface consistency.
- Collaborated with QA, product owners, and senior developers to refine requirements, estimate effort, and deliver sprint goals.
- Participated in debugging sessions, performed root-cause analysis, and resolved UI and backend issues.
- Supported releases by validating builds, reviewing logs, and ensuring clean migration across environments.
- QA Support: Performed functional testing for developed features and verified API behavior using Postman, executed SQL queries for backend validation and supported defect reproduction and closure.
Education
Master of Science - Computer Science
University of North Texas
Denton, TX05.2025
Bachelor of Technology - Electronics & Communication Engineering
BVRIT Hyderabad
Hyderabad, India06.2021
Skills
- Java
- Spring Boot
- Hibernate
- Nodejs
- Express
- React
- JavaScript
- TypeScript
- HTML
- CSS
- Bootstrap
- REST API Development
- GraphQL
- Postman
- MySQL
- MongoDB
- SQL
- AWS
- Docker
- Jenkins
- Buildkite
- Terraform
- Git
- Jira
- VS Code
- IntelliJ
- Functional Testing
- API Testing
- Defect Logging
Timeline
Software Engineer
GENERAL MOTORS
08.2024 - Current
Intern → Programmer Analyst
COGNIZANT TECHNOLOGY SOLUTIONS
02.2021 - 07.2023
Master of Science - Computer Science
University of North Texas
Bachelor of Technology - Electronics & Communication Engineering
BVRIT Hyderabad