Rajendra Kumar
Open for Freelance & Opportunities

Hi, I'm Rajendra Kumar

I build scalable web and mobile apps, design robust digital solutions, and use AI for modern product experiences and AI-powered content creation—from idea to reliable launch.

India / Remote Worldwide•Building scalable full-stack and cloud-native products
View My Work Get In Touch
20+
Projects Completed
2 Active
Currently Building
11+
Years Experience
Let's connect
Turning Ideas intoReal ProductsFrom idea
to impact ↗

New Idea 1/5

Build a smart expense tracking app that helps users track income, expenses and recent activity.
Income trackingExpense insightsActivity feed
IDEAS→ PLANS→ PRODUCTS→ IMPACT
Live Activity & Focus

What I'm Doing Right Now

A real-time look into my active projects, work in progress, and the new technologies I'm actively exploring.

Personal ProjectIn Progress

Rozkhata App

Personal finance app for tracking daily income, expenses, and cash-flow insights.

Current Milestone:
Complete remaining production features—report/profile export and notifications—then perform end-to-end Android/Firebase testing and release preparation.
Progress75%
Flutter/DartFirebase AuthCloud FirestoreFirebase CrashlyticsFirebase Hostingspeech_to_textfl_chartSharedPreferencesGoogle Fonts
Actively building
Personal ProjectUpcoming

Reaction Tester

Simple casual reflex game where players test how fast they can react to a color change, built in Flutter without AI or login.

Current Milestone:
Design remaining screens (How to Play, Game Screen, Result, Final Summary, My Best Scores, Settings), then start Flutter project setup and core game loop (Stopwatch timing logic + red/green state transitions).
Progress15%
FlutterDartshared_preferences (local storage)
Planning phase
Built to Solve Real Problems

Featured Projects

A few things I've built recently.

AI2026

Google AI Professional Certificate

Completed AI professional certificate

Google AI Professional Certificate

Completed AI professional certificate

Google AICourseraAI ResearchAI WritingAI Content CreationAI for Data AnalysisAI for App BuildingAI for App Deployment
Frontend / UI2026

Portfolio Website

Modern developer portfolio

Portfolio Website

Modern developer portfolio

Next.jsTypeScriptReactTailwindVercelCloudflareFirebase AnalyticsApp Router
AI2026

AI Stories & Creation

AI-powered visual storytelling

AI Stories & Creation

AI-powered visual storytelling

InnovativeStorytellerAI
Technical Stack & Arsenal

Technologies & Tools I Work With

A comprehensive overview of programming languages, frameworks, databases, and development workflows.

Frontend

React.js, Next.js, TypeScript, JavaScript

React.js
Expert
Next.js
Expert
TypeScript
Expert
JavaScript
Expert
Redux
Expert
Redux Saga
Proficient
Context API
Expert
Gatsby.js
Proficient
Angular
Proficient
HTML5
Expert
CSS3
Expert
SCSS
Expert

Backend & APIs

Node.js, Express.js, Next.js Server Functions, GraphQL

Node.js
Expert
Express.js
Expert
Next.js Server Functions
Expert
GraphQL
Expert
REST APIs
Expert

Databases

Google Firestore, AWS DynamoDB, SQL, MongoDB

Google Firestore
Proficient
AWS DynamoDB
Expert
SQL
Proficient
MongoDB
Proficient
Supabase
Proficient

Cloud & AWS

AWS Lambda, AWS S3, AWS AppSync, AWS DynamoDB

AWS Lambda
Expert
AWS S3
Expert
AWS AppSync
Expert
AWS DynamoDB
Expert
AWS Amplify
Proficient
AWS SQS
Proficient
AWS SNS
Proficient
AWS EventBridge
Proficient
AWS CloudWatch
Proficient
Google Cloud Functions
Proficient
Get In Touch

Let's Build Something Great Together

Have a project in mind, want to collaborate, or explore opportunities? My inbox is always open.

Get In Touch

Let's Work Together

Have a project in mind or just want to say hi? I'd love to hear from you.

LinkedIn

Connect with me

Location

India / Remote Worldwide

Availability

Open for Freelance & Opportunities

Response time

Usually within 24 hours