---
title: "Raj Kumar Kumbhaj - SDE Trainee in Jaipur | Tal"
description: "Meet Raj Kumar Kumbhaj, Java | Spring Boot | GenAi | AgenticAi | Langchain | RAG | MERN Stack Developer | Former SDE Intern @ CSC e-Governance | BIT Mesra(IT) (2025) | NCC Cadet | Dristi NGO Volunteer based in Jaipur. AI stack includes opencode and claudecode."
image: "https://tal.club/meet/raj-kumar-kumbhaj/share-image"
---

# Raj Kumar Kumbhaj on Tal

## Headline

Java \| Spring Boot \| GenAi \| AgenticAi \| Langchain \| RAG \| MERN Stack Developer \| Former SDE Intern @ CSC e\-Governance \| BIT Mesra\(IT\) \(2025\) \| NCC Cadet \| Dristi NGO Volunteer

## About

Proficient in Java, Spring Boot, Python, and modern backend development\. Experienced with databases including MongoDB, MySQL, and SQL, along with data processing and ETL concepts\. Familiar with Machine Learning fundamentals, Agentic Ai, LLM, RAG, GenAi, Langchain, Langgraph, REST APIs, and scalable system design\. Strong understanding of DSA, DBMS, OOP, and system fundamentals, with interest in data engineering, backend architecture, and cloud\-based technologies\.

## Location

Jaipur

## AI stack

opencode

claudecode

## Work experience

SDE Trainee at Common Services Centers Official, Jan 2025 \- Jun 2025 · 6 mos, New Delhi, Delhi, India

Member at BIT Welfare Society, Oct 2023 \- May 2025 · 1 yr 8 mos, Ranchi, Jharkhand, India

Coordinator at DRISTI, Jun 2022 \- May 2025 · 3 yrs, Ranchi, Jharkhand, India

Army wing Cadet at NATIONAL CADET CORPS \- India, Dec 2021 \- Jul 2024 · 2 yrs 8 mos, Ranchi, Jharkhand, India

## Education

Bachelor of Technology \- BTech, Information Technology, Birla Institute of Technology, Mesra

[View the original profile](https://tal.club/meet/raj-kumar-kumbhaj)

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