Hello, I'm

Niranjan P. Kulkarni

Full-Stack Developer

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About Me

Experience

400+ LeetCode

1.5+ years project experience
Full-Stack Development

Education

B.E. Computer Science
(2022 – 2026)

PVPIT, Sangli, India

A highly motivated Computer Science student (B.Tech 2026) with elite problem-solving credentials, demonstrated by achieving AIR 16 in the IIT Roorkee Coding Contest and solving over 400+ LeetCode problems. Specializing in full-stack development, I am proficient in building scalable applications using React.js, Next.js, Node.js, and Express.js. My project experience includes leading a team to deliver an automated reporting platform that saved over 10 hours of manual work weekly and improving backend efficiency by 40%. I am passionate about tackling complex technical challenges and building impactful, high-performance software solutions.

Key Achievements:

Top National Coder: Secured AIR 16 out of 5,000+ participants in the IIT Roorkee Coding Contest.
Elite Problem Solver: Ranked AIR 75 (Top 0.2%) among 28,460+ developers in Techquezt #22 by Naukri Campus.
Proven Algorithm & DS Skills: Solved 400+ problems on LeetCode, consistently ranking among the top 5% of users.
Engineering Excellence Award: Recognized as the top-performing intern for impactful delivery at MFCI INDIA Pvt. Ltd.

Languages:

English (Fluent)
Marathi (Native)
Hindi (Fluent)

Explore My

Skills

Languages & Core Concepts

Java

Proficient

Python

Competent

JavaScript (ES6+)

Proficient

SQL

Proficient

C Language

Proficient

Data Structures

Proficient

Algorithms

Proficient

OOP

Proficient

System Design

Competent

Machine Learning

Competent

SEO

Proficient

Frameworks & Libraries

React.js

Proficient

Next.js

Proficient

Node.js

Proficient

Express.js

Proficient

Databases, Platforms & Tools

MySQL

Proficient

MongoDB

Competent

Supabase

Competent

Vercel

Competent

Git & GitHub

Competent

Postman

Competent

REST APIs

Proficient

JWT

Experienced

My Professional Journey

Experience

Freelance MERN Developer

Dec 2023 – Present

Designed and deployed SEO-optimized full-stack applications using Next.js and MySQL.
Successfully improved Lighthouse performance scores and reduced average page load time by 30%.

Web Development Intern | MFCI INDIA Pvt. Ltd.

Sep 2023 – Nov 2023

Led a 3-member team to deliver a custom automated reporting platform, saving over 10 hours of manual work weekly.
Improved backend efficiency by 40% by eliminating redundant API calls.
Enhanced application security by implementing secure JWT (JSON Web Token) authentication.
Recognized as a top intern with the "Engineering Excellence Award" for impactful delivery.

Browse My Recent

Projects

AtmosAI – Air Quality Platform

Next.js, FastAPI, scikit-learn, Tailwind CSS

Intelligent air quality monitoring platform with ML-powered PM2.5 forecasts, real-time weather integration, and an interactive map dashboard. Used in Bharatiya Antariksh Hackathon 2025.

Jarvo Cotton – E-commerce

Next.js, MySQL, OAuth, Tailwind CSS

High-performance e-commerce platform with secure OAuth login, dynamic product management, and optimized MySQL queries for 20% faster data retrieval.

CSE Department Website

Node.js, Express.js, bcrypt, MySQL, EJS, Bootstrap

Team Lead – Directed a team of 6 to develop the official department portal with event management, mentor-mentee tracking, and student information modules.