Summary
Work History
Education
Skills
Projects
Achievements & Certifications
Timeline
Generic
KALASH  RAJVANSHI

KALASH RAJVANSHI

LinkedIn :- linkedin.com/in/kalashrajvanshi

Summary

Senior Software Engineer with 3 years of experience in Java and Spring Boot, delivering robust REST APIs, optimizing backend performance, and automating CI/CD pipelines with Jenkins. Skilled in SQL, Data Structures & Algorithms, and resolving production-critical issues using monitoring tools New Relic and Kafka, contributing to scalable software solutions used by 1,000+ users.

Work History

Senior Software Engineer - COFORGE PVT. Ltd

September 2023 - Current
  • Managing 20+ Java Spring Boot applications in production and optimizing RESTful APIs to reduce response time by at least 20%, and ensuring 99.9% uptime.
  • Automating CI/CD pipelines with Jenkins, reducing deployment time by 40% and enabling zero-downtime releases.
  • Resolved 100+ production issues using New Relic and Kafka, reducing incident resolution time by 25%.
  • Collaborated in 10+ Agile sprints, ensuring timely feature delivery within a 12-member team

Graduate Engineer Trainee - COFORGE PVT. Ltd

March 2023 - September 2023
  • Undertook 6 months of Java training, developed 3+ Spring Boot mini-projects with REST APIs, OOP, and Java Collections, and improved backend efficiency by 20%.
  • Engaged in 50+ Agile stand-ups, strengthened technical and communication skills by 50%.

Product Engineer Intern - PEPCODING EDUCATION PVT.

November 2021 - June 2022
  • Collaborated with cross-functional teams to develop 15+ NADOS modules, improved learner engagement by 10%.
  • Collaborated with 20+ students in Data Structures & Algorithms, guided them to solve 100+ coding problems.

Education

B.Tech - Computer Science & Engineering , GPA: 82%

Noida Institute of Engineering and Technology
2023

HIGHER SECONDARY - PCM , GPA: 84%

Spring Dales Public School
2019

Skills

Languages & Frameworks: Java, Spring Boot, Node.js

Databases: MySQL

DevOps & Tools: Jenkins, Git, AWS (Basic), New Relic 

Messaging & Streaming: Kafka, Conduktor

Core Concepts: Data Structures & Algorithms (DSA), Object-Oriented Programming (OOP), Java Collections

Other: REST API Development, CI/CD Automation, Backend Optimization, Production Issue Resolution, Agile Methodologies

Projects

AFT (Airport Facilities Tracker) | Java, Spring Boot, MySQL, Git, Jenkins

  • Enhanced frontend and optimized backend queries in a legacy Java app with data sorting, cut response time by ~35% and improved usability by 10%.
  • Enhanced system performance and user workflows, enabled 40% faster task completion, and improved user adoption.
  • Implemented Jenkins CI/CD pipeline for production, reduced deployment time by ~50% and enabled zero-downtime, fast, and reliable releases.

SpendWise – Personal Expense Tracker | Java, Spring Boot, Thymeleaf, MySQL

  • Developed a full-stack expense tracker with authentication, category-based expenses, dashboards, and payment tracking for 100+ users.
  • Implemented budget management and spending limits with real-time progress tracking, improving user financial planning.
  • Built Recurring Expenses API to automate repeated payments (rent, subscriptions), reducing manual entries by 30%.
  • Optimized backend with Spring Boot REST APIs and MySQL, handle 1,000+ records with fast retrieval and minimal latency.

Achievements & Certifications

  • AWS Cloud Practitioner Fundamentals – Certified.
  • GitHub Copilot Foundations – Certified.
  • Solved 550+ Data Structures & Algorithms problems on LeetCode.
  • Recognized with consecutive Grade A performance ratings (2024 & 2025) at Coforge for 15+ production-ready enhancements.

Timeline

Senior Software Engineer - COFORGE PVT. Ltd

September 2023 - Current

Graduate Engineer Trainee - COFORGE PVT. Ltd

March 2023 - September 2023

Product Engineer Intern - PEPCODING EDUCATION PVT.

November 2021 - June 2022

B.Tech - Computer Science & Engineering , GPA: 82%

Noida Institute of Engineering and Technology

HIGHER SECONDARY - PCM , GPA: 84%

Spring Dales Public School
KALASH RAJVANSHI