Vaishnav Puram
Delhi
Summary
Experienced Java Spring Boot developer with a strong background in building and maintaining microservices-based architectures. Proficient in developing scalable solutions, with expertise in API development.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Project Engineer
CDAC
Delhi
04.2024 - Current
- Developed 80+ Spring Boot APIs in a microservices architecture for a national-level project.
- Built scheduler-based and multithreaded services to ingest large JSON datasets into PostgreSQL with high throughput.
- Designed a JSON-to-PDF reporting pipeline using Thymeleaf, automating large-scale report generation.
- Implemented Keycloak-based authentication and authorization for secure API access.
- Improved system performance by 15% and maintained 99.9% uptime across VM-deployed services.
- Used Git, code reviews, and CI workflows to ensure production-grade code quality.
Backend API Developer Intern
Rakuten Symphony India
Bangalore
07.2022 - 07.2023
- Developed RESTful APIs integrating with 10+ backend services, reducing latency by 30%.
- Implemented secure Spring Boot–Cassandra connectivity using custom configuration and certificates.
- Built custom RestTemplate for secure communication with 20+ endpoints across environments.
- Worked with Kubernetes for deploying services, managing pods, and analyzing logs.
- Improved code quality and reliability using JUnit (90% coverage) and SonarQube, significantly reducing bugs and vulnerabilities.
Education
Post Graduate - Computer Science
Institute Of Advance Computing and Software Development (IACSD)
Pune02.2024
Bachelor of Technology (B. Tech.) - Computer Science
Vignana Bharathi Institute of Technology
Hyderabad09.2020
Skills
- Core Java
- Spring Boot
- MySQL
- GitHub
- Microservices
- Linux
Projects
TINY URL
GitHub : (GitHub - Vaishnav-puram/URL-SHORTNER: URL-SHORTNER)
- Built a scalable Tiny URL service using Spring Boot, enabling URL shortening and fast redirection.
- Implemented Snowflake ID generation for globally unique, high-throughput identifier creation.
- Applied Base62 encoding to generate compact, human-readable short URLs.
- Integrated Redis for ultra-fast URL lookup and low-latency redirections.
- Secured APIs using Spring Security.
- Developed a full-stack solution with React JS (frontend) and Spring Boot (backend).
- Tech Stack: Java 17, Spring Boot 3.x, Redis, MySQL, Snowflake Algorithm, Base62 Encoding, Spring Security, React JS
EXAM PORTAL
GitHub : (GitHub - Vaishnav-puram/examPortal)
- Developed a full-stack examination portal to manage users, exams, and results.
- Implemented JWT-based authentication and authorization using Spring Security.
- Designed RESTful APIs with Spring Boot and integrated them with a React JS frontend.
- Used MySQL for reliable data persistence and transactional consistency.
- Implemented email notifications using Spring Thymeleaf.
- Tech Stack: Java 17, Spring Boot 3.x, Spring Security, JWT, MySQL, React JS, JavaScript, HTML, CSS, Thymeleaf
Certification
- Cutshort Certified Java - Advanced
- Cutshort Certified Data Structures - Advanced
- Linux for beginners
Timeline
Project Engineer
CDAC
04.2024 - Current
Backend API Developer Intern
Rakuten Symphony India
07.2022 - 07.2023
Post Graduate - Computer Science
Institute Of Advance Computing and Software Development (IACSD)
Bachelor of Technology (B. Tech.) - Computer Science
Vignana Bharathi Institute of Technology