Software Engineer at Amazon specializing in AWS services and high-performance API architecture. Demonstrated success in optimizing deployment processes and implementing effective security measures. Skilled in Java and containerization, delivering scalable solutions that drive business success.
Hi, I’m
KRANTHI KUMAR
Austin,TX
Summary
Overview
7
years of professional experience
Work History
AmazonAustin, TX
Software Engineer
04.2025 - Current
Job overview
- Spearheaded design and implementation of API Gateway-driven microservice endpoints for Doozer, ensuring secure access to warehouse data.
- Architected comprehensive authentication model using API Keys, Lambda Authorizers, and IAM policies for robust API traffic validation.
- Developed high-performance AWS Lambda services to process business logic and route requests to downstream systems.
- Established secure local development workflows through RDS tunneling, enabling end-to-end API testing against Aurora without public exposure.
BNY MellonJersey City, NJ
Software Engineer
01.2023 - 01.2025
Job overview
- Architected and maintained high-performance RESTful APIs using Java Spring Boot, supporting 50,000+ daily transactions
- Optimized system performance through advanced caching strategies, resulting in 45% reduction in API latency
- Streamlined deployment processes through Jenkins CI/CD implementation, reducing deployment time by 75%
- Orchestrated containerized application deployment using Docker and Kubernetes for improved scalability
- Implemented enterprise-grade security protocols using OAuth 2.0 and JWT authentication
- Led technical mentorship programs for junior developers, focusing on API development best practices
Lexiron TechnologiesHyderabad, India
Backend Web Developer
09.2018 - 08.2021
Job overview
- Led backend development in Java (Spring Boot) to create scalable, high-performance services.
- Designed and implemented RESTful APIs and microservices, ensuring modular architecture and clean contracts.
- Integrated backend services with MySQL/Aurora databases to optimize queries and enforce data integrity.
- Established secure API access patterns using API Gateway, Lambda Authorizers, and service-level authentication.
- Configured secure RDS access via tunneling and VPC networking for local and cloud-based API testing.
- Conducted in-depth code reviews while establishing robust backend testing practices, including unit and integration tests.
- Applied Git version control alongside agile methodologies to deliver reliable backend features efficiently.
Education
Saint Peter's UniversityJersey City, NJ
Master of Science from Business Analytics & Engineering
02-2023
University Overview
Dr. PDKV, MaharashtraIndia
Bachelor of Science from Applied Sciences And Technology
06-2018
University Overview
Skills
- JavaScript and TypeScript
- Java and React
- HTML5 and CSS3/SASS
- Spring Boot and Coral
- AWS services (Lambda, API Gateway, DynamoDB, S3, CloudWatch, Cognito)
- CI/CD tools (Jenkins, GitHub Actions, AWS Code Pipeline)
- Containerization (Docker, Kubernetes)
- Database management (MySQL, MongoDB, Redis)
- Testing frameworks (Jest, JUnit, Selenium, JMeter)
- Agile methodologies (Scrum)
- Version control (Git, GitHub)
Timeline
Software Engineer
Amazon
04.2025 - Current
Software Engineer
BNY Mellon
01.2023 - 01.2025
Backend Web Developer
Lexiron Technologies
09.2018 - 08.2021
Saint Peter's University
Master of Science from Business Analytics & Engineering
Dr. PDKV, Maharashtra
Bachelor of Science from Applied Sciences And Technology