Summary
Overview
Work History
Education
Skills
Timeline
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Geetha Sasi Kiran Byna

San Jose,CA

Summary

Results-driven Software Developer with 3+ years of experience designing and building scalable backend systems and APIs using Java and Spring Boot. Strong expertise in performance optimization, data processing, and cloud-based deployments, with hands-on experience in Agile environments delivering reliable, production-grade enterprise applications.

Overview

5
5
years of professional experience

Work History

Java Developer

Walmart
San Jose, California
05.2025 - Current
  • Designed and implemented database-per-tenant architecture with custom TenantRoutingDataSource for Azure SQL databases, ensuring data isolation and regulatory compliance.
  • Built tenant context management framework using Spring’s NamedThreadLocal and TenantContextFilter for automatic tenant identifier extraction from HTTP headers.
  • Enabled asynchronous tenant context propagation via custom AsyncDecorator and TenantContextPropagatingAsyncTaskExecutor, maintaining integrity across CompletableFuture chains.
  • Architected tenant-aware Quartz scheduling system supporting per-tenant scheduler instances and automatic tenant context injection during job execution.
  • Standardized tenant propagation across service boundaries by configuring Feign clients, GraphQL requests, and Kafka producers to inject tenant headers.
  • Enforced entity-level tenant segregation through BaseEntity abstraction for automatic assignment of tenantId in all JPA entities.

Software Developer

Cloud Systems
Charlotte, North Carolina
10.2024 - 05.2025
  • Implemented Agile backend development practices to enable iterative delivery and accelerate feature rollouts.
  • Designed scalable backend services with Java and Spring, enhancing data processing performance by 30% for over 20,000 users.
  • Built and integrated backend modules with Node.js, providing RESTful APIs that aligned with system architecture.
  • Developed RESTful web services using Spring Framework, facilitating efficient frontend-backend communication while reducing data retrieval latency by 25%.
  • Managed AWS infrastructure with EC2 and S3, increasing system scalability and decreasing cloud costs by 25%.
  • Established entity persistence and data access layers using Spring MVC to support over 5,000 concurrent users.

Systems Engineer

Infosys Ltd.
Hyderabad, Telangana
07.2021 - 12.2022
  • Developed backend-heavy full-stack applications in Java, Spring Boot, and Hibernate for over 15,000 users.
  • Optimized REST APIs with Spring Boot and JPA, reducing execution time by 25% on datasets over 5,000 records.
  • Containerized backend services with Docker and Kubernetes, shortening release cycles by 25% across environments.
  • Enhanced application security using Spring Security, implementing authentication and password encryption with BCrypt.
  • Streamlined workflows through Git, GitHub/GitLab, JIRA, and Confluence, improving delivery predictability.

Intern Trainee

Infosys Ltd.
Mysore, Karnataka
02.2021 - 05.2021
  • Facilitated Scrum meetings as Scrum Master for team of 5, boosting collaboration and sprint efficiency by 25%.
  • Developed frontend for Banking Bot Application using Angular, TypeScript, HTML, and CSS, enhancing UI responsiveness and user experience by 35%.
  • Integrated RESTful APIs with Angular services, optimizing data retrieval and reducing response times by 15%.
  • Implemented client-side validation in Angular forms, decreasing form submission errors by 35%.
  • Contributed to backend development using Node.js and Express, improving API design and database interactions by 25%.
  • Managed version control with Git and GitHub, streamlining code reviews and reducing merge conflicts by 45%.

Education

Master of Science - Computer Science

University of North Carolina At Charlotte
Charlotte, NC
05-2024

Skills

Programming Languages: Java (8/11), SQL, C, JavaScript, TypeScript

Frameworks/Libraries: Spring Boot, Reactjs, Angular, Hibernate

IDEs: Visual Studio Code, Eclipse, IntelliJ

Cloud Platforms: AWS, Azure

Databases: MySQL, PostgreSQL, MongoDB

CI/CD: Git, Jenkins, Docker, Kubernetes, Jira

Timeline

Java Developer

Walmart
05.2025 - Current

Software Developer

Cloud Systems
10.2024 - 05.2025

Systems Engineer

Infosys Ltd.
07.2021 - 12.2022

Intern Trainee

Infosys Ltd.
02.2021 - 05.2021

Master of Science - Computer Science

University of North Carolina At Charlotte

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Geetha Sasi Kiran Byna