Niraj Kumar Gupta

Full Stack Developer & AI Enthusiast

Computer Science student at VIT Chennai specializing in full-stack development and AI-integrated applications. Passionate about building scalable systems with measurable impact. Top 10% LeetCode performer with 400+ problems solved.

About Me

Building the future with code and creativity

Hello! I'm Niraj

I'm a passionate Computer Science student at VIT Chennai with expertise in full-stack development and AI integration. My journey in technology began with curiosity and has evolved into creating impactful digital solutions that solve real-world problems.

I specialize in modern web technologies including React.js, Node.js, Firebase, and have hands-on experience with AI frameworks like LangChain and IBM Watsonx. My projects demonstrate a strong focus on performance optimization, user experience, and scalable architecture.

Beyond coding, I'm deeply involved in competitive programming, ranking in the top 10% on LeetCode with 400+ problems solved. This rigorous practice has sharpened my problem-solving skills and algorithmic thinking, which I apply directly to my development work.

Education

  • B.Tech Computer Science - VIT Chennai (Expected 2027) - 8.44/10.0 CGPA
  • CBSE Class XII - DAV Public School, Hazaribagh - 93.6%
  • CBSE Class X - JNV, Hazaribagh - 93.4%
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Coding Problems Solved
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CGPA
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Production Projects
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Efficiency Gains Achieved

Technical Skills

Technologies and tools I work with

Programming Languages

Python JavaScript Java C++ SQL

Frontend Development

React.js HTML5 CSS3 Bootstrap Responsive Design Streamlit

Backend Development

Node.js Express.js REST APIs Microservices Firebase

Database Technologies

MySQL Oracle Database Firebase Firestore Query Optimization

AI/ML Technologies

LangChain Ollama IBM Watsonx Groq AI Prompt Engineering

Tools & Platforms

Git & GitHub VS Code Postman Electron.js Agile Methodologies

Featured Projects

Real-world applications with measurable impact

AI Cybersecurity Threat Intelligence Platform

Python, Streamlit, Groq AI

Automated analysis of 50+ daily security alerts, reducing manual research time by 70% through AI-powered threat assessment. Processed 100+ threat analyses using Groq API, generating real-time insights and automated reporting.

70% Time Reduction
50+ Daily Alerts Processed
Python Streamlit Groq AI Data Visualization

Full-Stack E-Commerce Platform

React.js, Node.js, Firebase

Processed 50+ test transactions via UPI gateway with 100% success rate and sub-200ms response times. Designed mobile-first UI reducing cart abandonment by 40% through optimized checkout flow.

100% Transaction Success
40% Cart Abandonment Reduction
React.js Node.js Firebase UPI Integration

Desktop Email Application

Electron.js, Node.js, Gmail SMTP

Created cross-platform Desktop Email Application using Electron.js, processing 200+ test emails with zero data breaches through local-first architecture. Integrated Gmail SMTP for multi-recipient system with file attachments, cutting communication workflow time by 35%.

35% Workflow Time Reduction
200+ Test Emails Processed
Electron.js Node.js Gmail SMTP Cross-platform

AI MCQ Generator using LangChain

Python, LangChain, Ollama

Generated 200+ customized questions achieving 90% relevance accuracy through advanced prompt engineering. Implemented CSV export functionality for seamless LMS integration with fully offline operation using Ollama LLM.

90% Relevance Accuracy
200+ Questions Generated
Python LangChain Ollama Prompt Engineering

Professional Experience

My journey in the tech industry

Software Development Intern

InternPro

Jun 2025 - Jul 2025
  • Created cross-platform Desktop Email Application using Electron.js, processing 200+ test emails with zero data breaches
  • Integrated Gmail SMTP for multi-recipient system with file attachments, cutting communication workflow time by 35%
  • Designed dual-theme UI achieving 95% positive user feedback during testing phases
  • Delivered 12 feature stories within Agile sprints across 6-week development cycle

Full Stack Developer

Smart India Hackathon 2024

2024
  • Led frontend and backend development using React.js and Firebase for college library digitization project
  • Collaborated with team of 4 members to deliver working prototype that reduced manual book processing time by 50%
  • Implemented real-time book search with role-based authentication for admin and user access

Achievements & Certifications

Professional recognition and learning milestones

Coding Achievements

LeetCode Top 10%

Solved 400+ problems across arrays, dynamic programming, graphs, and strings

160-Day DSA Challenge

GeeksforGeeks certification with 300+ curated problems solved

4 Production Applications

Deployed full-stack projects with live user engagement

Generative AI using IBM Watsonx

IBM - 2025

Hands-on experience with foundation models, prompt engineering, and cloud-based AI workflows

Oracle Database Foundations

Oracle - 2025 (96% Grade)

Advanced SQL, relational schema design, indexing, and query optimization

Frontend Developer (React) Certification

HackerRank - 2025

Validated proficiency in React.js, components, state management, and hooks

Get In Touch

Open to software engineering roles and exciting collaborations

Contact Information

nirajgupta1292003@gmail.com
+91-8102325323
VIT Chennai, Tamil Nadu

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