Available for Work

Hello, I'm Guddu Kumar

I build
Android Apps Flutter Apps React Websites Node.js Backends Full Stack Products

Full Stack Mobile & Web Developer with 4+ years of experience crafting Android, Flutter, React & Node.js applications. Expert in Jetpack Compose, CI/CD pipelines, Firebase, and cloud deployments. Reduced app crashes by 40% and maintained 99.9% uptime on Play Store.

0+ Years Experience
0+ Apps & Projects
0% Crash Reduction
0+ Tech Stack
9:41
โ–ฒWiFi๐Ÿ”‹
Kotlin
Flutter
Firebase
Java
Git
Android
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The Developer Behind the Apps

GK
4+ Years of
Excellence
Kotlin Kotlin Expert
Flutter Flutter Dev

I'm a Full Stack Mobile & Web Developer based in Noida, India, specialising in Android, Flutter, React, and Node.js development.

Currently working at Asyscraft Technologies Pvt Ltd as a Software Engineer, building real-time chat systems, parental control modules, and high-performance apps using clean MVVM + Jetpack Compose architecture with CI/CD pipelines.

I work across the full stack โ€” from native Android & Flutter mobile apps to React websites and Node.js backends โ€” deploying via Firebase, GitHub Actions, Bitbucket Pipelines, and AWS.

๐ŸŽ“
B.Tech CSE (AI & ML) Sanskriti University, Mathura โ€” CGPA 7.5 | First Division
๐Ÿ’ผ
4+ Years Experience Full Stack Mobile & Web Developer
๐Ÿ“
Location Noida, Sector 59, India
๐ŸŒ
Languages English (Professional) ยท Hindi (Native)

Skills & Technologies

๐Ÿ“ฑ

Mobile Development

Kotlin Java Dart Android SDK Flutter SDK Jetpack Compose MVVM Hilt / Dagger Room DB SQLite
๐ŸŒ

Web Development

React.js Node.js JavaScript REST APIs Express.js HTML / CSS SQL C++
๐Ÿ”—

APIs & Integrations

Socket.IO Firebase WebRTC Agora SDK Google Maps Payment Gateways Google Fitness
โš™๏ธ

DevOps & CI/CD

Git GitHub Bitbucket GitHub Actions Bitbucket Pipelines CI/CD AWS Play Console
๐Ÿ› ๏ธ

Tools & Platforms

Android Studio VS Code Postman Firebase Console Firestore Firebase Auth App Publishing
๐Ÿ–ฅ๏ธ

Server & Backend

Node.js Server RESTful APIs Firebase Backend Real-time DB Server Config Deployment

Core Proficiencies

Android Development (Kotlin / Jetpack Compose) 95%
Flutter / Dart 88%
React.js & Node.js (Web Full Stack) 82%
Firebase, Server & Backend 90%
CI/CD, Git, GitHub & Bitbucket 87%
Clean Architecture (MVVM / MVC) 92%

Professional Experience

Current Role

Asyscraft Technologies Pvt Ltd

๐Ÿ“ Ghaziabad, India
Jun 2024 โ€“ Present
Software Engineer โ€“ Full Stack Mobile & Web Developer
  • Built Jetpack Compose UIs and maintained legacy XML-based Android layouts
  • Designed and implemented real-time chat using Socket.IO for seamless messaging
  • Built parental control modules including app locking and content filtering
  • Set up CI/CD pipelines using GitHub Actions and Bitbucket Pipelines for automated builds
  • Optimised app startup & background processes โ€” 25% speed increase, reduced memory usage
  • Implemented MVVM with Hilt for clean architecture and dependency injection
  • Integrated WebRTC for real-time video/audio and Agora SDK for calls
  • Published apps to Google Play Store ensuring full Play Console compliance
  • Worked on Node.js & React web dashboards for admin panels
Kotlin Jetpack Compose React Node.js Socket.IO CI/CD WebRTC MVVM Bitbucket

Tbvc Soft Consultant

๐Ÿ“ Mathura, India
Apr 2023 โ€“ May 2024
Android Developer
  • Implemented real-time data sync using Firebase Realtime Database and Firestore
  • Improved Android services, background tasks, and notification systems
  • Developed responsive UIs using Kotlin, Material Design, and XML layouts
  • Integrated third-party APIs to enhance in-app features and user engagement
Kotlin Firebase Material Design REST APIs

Featured Projects

All published on Google Play Store ๐Ÿš€

๐Ÿ›’
Play Store

Multivendor eCommerce App

Full-featured shopping ecosystem with separate user & vendor portals, inventory management, and seamless payment gateway integration.

KotlinREST APIPayment Gateway
๐Ÿš—
Play Store

Mzigo Sasa (User + Driver)

Ride-sharing platform with GPS tracking, real-time location updates for both user and driver apps, and smart matching algorithm.

KotlinGoogle MapsSocket.IOGPS
๐ŸŽฌ
Play Store

Mamboflix

Movie streaming application with secure video playback, content management, and an intuitive browsing experience โ€” like Netflix for regional content.

KotlinExoPlayerFirebase
๐Ÿ‘จโ€โš•๏ธ
Play Store

Swasthrakshak

Online doctor-patient consultation platform enabling remote healthcare access with appointment scheduling and video consultations.

FlutterDartWebRTCAgora
โญ
Play Store

Ganeshmani / Astrokedar

Astrology platform enabling seamless interaction between users and astrologers with horoscope readings, live chat, and consultation booking.

FlutterDartSocket.IOFirebase
๐Ÿ”ง
Play Store

Tool EPark

Online delivery platform for machine parts with smart catalogue browsing, order management, and real-time delivery tracking.

KotlinREST APIRoom DB
๐Ÿช
Play Store

Vendor App

Dedicated seller portal with comprehensive inventory management, product listings, order tracking, and sales analytics dashboard.

KotlinFirebaseSQLite

Let's Build Something Amazing

Open to freelance projects, full-time opportunities, and collaborations

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