Available for Freelance & Full-time

Hi, I'm

Rahul Kumar Sahu

Crafting Innovative Apps and Websites

Passionate Full-Stack Developer | Expert in Mobile Apps & Web Development

20+ Apps Built
11+ On Play Store
3+ Years Experience
View My Work Let's Talk
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Rahul Kumar Sahu

About Me

Hello, I'm Rahul Kumar Sahu

An enthusiastic Full-Stack Developer with expertise in Mobile Applications and Website Development from Madhubani, Bihar. I'm passionate about turning innovative ideas into reality by creating beautiful, functional, and user-friendly digital solutions that make life easier and more enjoyable for everyone.

With 20+ published mobile applications on Google Play Store and a strong foundation in both frontend and backend technologies, I bring ideas to life with clean code and modern design principles. I specialize in creating scalable, performant applications using cutting-edge technologies.

Location: Delhi, India
Specialization: Flutter App Developer
Apps Published: 11+ on Google Play Store
Apps Developed : 25+ Apps

My Apps on Google Play Store

11 self-published Android applications, live and available for download right now

Utility Live
Smart Expiry Tracker

Smart Expiry Tracker

Smart inventory app to track expiry dates of food, medicines & essentials with timely alerts.

Get on Play Store
Quiz Live

Quiz Jeeto

Test your knowledge across categories and win exciting rewards in this engaging quiz app.

Get on Play Store
Travel Live

Patna Metro Guide

Complete route guide, fares & station info to help Patna Metro commuters travel smart.

Get on Play Store
Lifestyle Live
Baby Book

Baby Book

Capture and cherish your baby's precious moments, milestones & memories in one place.

Get on Play Store
Game Live
Tic Tac Toe

Tic Tac Toe

Classic Tic-Tac-Toe reimagined with smooth animations and multiplayer fun.

Get on Play Store
Security Live

Lockora

Secure your apps and private data with a fast, reliable app locker.

Get on Play Store
Knowledge Live
FactFuel App

FactFuel

Fuel your curiosity with bite-sized, interesting facts updated regularly.

Get on Play Store
Game Live
Card Matching Memory Game

Card Matching Memory Game

Sharpen your memory with this fun, colorful card matching challenge.

Get on Play Store
Travel Live

Patna Metro

Your quick companion for Patna Metro timings, maps and journey planning.

Get on Play Store
Game Live

Color Memory Challenge

Train your brain with this vibrant color-sequence memory challenge.

Get on Play Store
Game Live

Traffic Lane Rush

Dodge traffic and race through lanes in this fast-paced arcade racer.

Get on Play Store
View Developer Profile

My Skills

Technologies I've mastered and worked with

Flutter

Flutter

90%
Dart

Dart

85%
Firebase

Firebase

80%
supabase

Supabase

65%
SQLite

SQLite

75%
Api

API Intergration

75%
MySQL

SQL

70%
HTML

HTML5

95%
CSS

CSS

90%
Bootstrap

Bootstrap

85%
JavaScript

JavaScript

75%
Kotlin

Kotlin

65%
java

Java

65%
python

Python

65%
Canva

Canva

65%
Adobe Premiere Pro

Adobe Premiere Pro

50%

Latest Projects

Explore my work and see what I've created with my skills

News App

Smart Expiry Tracker

View Project

Developed a smart inventory management app using Flutter to track expiry dates of food, medicine, and other daily-use items. Integrated local storage with Hive and local notification for timely expiry alerts. Implemented product categorization, image-based item tracking, and custom animations with Lottie

Flutter Dart Hive-Database Notification-local UI/UX
Weather App

Ping Me

View Project

Developed a real-time chat app using Flutter and Firebase that supports text, emoji, and video messaging. Integrated Google Sign-In authentication, message status tracking (sent, seen, seen time), and user last seen updates.

Flutter Dart Firebase Real-time UI/UX
Chat bot

Chat bot

View Project

Developed an AI-powered chatbot app using Flutter that delivers real-time responses using Google Gemini API. Implemented animated typing effects with AnimatedTextKit and supported local message history. Integrated dark/light mode and designed a clean, responsive UI with smooth animations

Flutter Dart API Real-time UI/UX
View All Projects

My Education

Building my foundation through quality education and continuous learning

Master of Computer Applications

(MCA)

Chandigarh University, Punjab

2023 - 2025

Specialized in cloud computing, software development, and modern frameworks. Building industry-ready applications.

Bachelor of Science

(B.Sc) Mathematics Honours

Lalit Narayan Mithila University (LNMU), Darbhanga, Bihar

2019 - 2023

Strong mathematical foundation with focus on algorithms, data structures, and logical problem-solving.

Senior Secondary

(12th Grade)

Bihar School Examination Board (BSEB)

2017 - 2019

Science stream specializing in Physics, Chemistry, and Mathematics. Strong performance in quantitative subjects laid the groundwork for higher education.

Secondary School

(10th Grade)

Bihar School Examination Board (BSEB)

2015 - 2017

Completed secondary education with strong academic performance in core subjects. Foundation year that sparked interest in technology and mathematics.

I Am Open for Freelance Projects

Your trusted partner for creating innovative mobile apps and high-standard websites.

Contact Me

Feel free to reach out for collaborations or just a friendly chat!