Available for Hire • 4+ Years Experience

Budget-Friendly & High-ROI

End-to-End
Full-Stack Flutter Apps &
Scalable AWS Cloud Systems

Hi, I am Yasir Khan. With 4+ Years of Full-Stack Mobile & Cloud Experience, I turn complex product ideas into high-performing, fluid Flutter Mobile Apps (iOS & Android) powered by resilient AWS Cloud Backends (EC2, API Gateway, DynamoDB) and the MERN Stack — delivered with top-tier engineering at highly competitive, budget-friendly rates.

4+ Years

Flutter & Mobile Exp

20+ Apps

Shipped Successfully

< 50ms

AWS API Latency

Watch Narrated Videos Inspect 12 HD Mockups Hire Full-Stack Developer

Yasir Khan

4+ Years • Full-Stack Flutter & Cloud Engineer

✓ Cross-Platform Mobile: Flutter & React Native (iOS + Android)

✓ Cloud Backend: AWS EC2, API Gateway (WebSockets), DynamoDB

✓ MERN Stack: Node.js, Express, React, MongoDB, Next.js

✓ Client Guarantee: 100% Quality at Budget-Friendly Milestones

Instant WhatsApp Chat (+92 329 8594228)

GitHub LinkedIn

Verified Experience & Track Record

Years of Experience & Skill Proficiency Matrix

A transparent breakdown of my hands-on industry experience across mobile frameworks, cloud infrastructure, and backend databases.

Flutter & Dart

Expert / Production Architect

4+ Years

15+ production apps built with BLoC, Riverpod, clean architecture, native platform channels, and 120 FPS custom animations.

15+ Apps Shipped 98% Mastery

AWS Cloud Architecture

EC2, API GW, DynamoDB, S3

3+ Years

High-concurrency cloud infrastructure, WebSocket gateways, microservices provisioning, and Single-Table DynamoDB schema design.

99.99% Uptime Track 95% Mastery

Backend & MERN Stack

Node, Express, Mongo, React

4+ Years

Scalable RESTful & GraphQL APIs, JWT security middleware, real-time Socket.io, caching with Redis, and full-stack web portals.

25+ APIs Built 96% Mastery

React Native & Expo

Cross-Platform iOS & Android

3+ Years

Cross-platform apps using TypeScript, Redux Toolkit, React Navigation, push notifications, and hardware sensor integration.

8+ Apps Shipped 92% Mastery

Python & Microservices

FastAPI, Automation, AI

3+ Years

High-speed asynchronous Python microservices, data pipeline processing, algorithm orchestration, and background worker jobs.

10+ Microservices 90% Mastery

Store Release & CI/CD

Google Play & Apple Store

3+ Years

100% first-attempt approval track record, automated GitHub Actions pipelines, signing certificates, and live production monitoring.

100% Approval Rate 97% Mastery

Full-Stack Flutter Advantage

Why Hire Yasir for Your Full-Stack Flutter Project?

You don't need to hire separate mobile developers, backend engineers, and cloud architects. I provide the complete, unified product pipeline from zero to live deployment.

Single Codebase (iOS & Android)

Flutter compiles directly to native ARM code, delivering fluid 60/120 FPS performance and identical pixel-perfect UI across iPhones, iPads, and Android devices.

40-50% Budget Savings

Save thousands of dollars by eliminating duplicate development teams. Single unified maintenance, rapid feature updates, and flexible milestone pricing.

Complete AWS Cloud Backend

I build the entire backend infrastructure: AWS EC2, API Gateway (WebSockets for real-time tracking), Amazon DynamoDB, JWT authentication, and REST APIs.

End-to-End App Store Launch

From concept and Figma conversion to Google Play Console and Apple App Store deployment, CI/CD automated builds, and post-launch technical support.

Live Production Demos

Flagship Projects & Video Showcases

Click any project below to watch the narrated showcase with studio-grade English voiceover, on-screen burned captions, and cloud architecture breakdowns.

Mobility & Geo-Tracking

Bikia – On-Demand Mobility & Fleet Telemetry Platform

54s Showcase (with Voiceover & Captions)

Production-grade micro-mobility and ride-hailing ecosystem handling on-demand booking for motorbikes, air-conditioned cabs, and local rickshaws with sub-second driver matching and automated digital wallet deductions.

Core Application Capabilities:

AWS Cloud & High-Concurrency Backend:

AWS API Gateway WebSockets manage bi-directional communication channels with mobile drivers. High-throughput EC2 clusters run geospatial proximity queries, persisting real-time vehicle coordinates into Amazon DynamoDB.

Tech Stack:

High-Definition App Screen Mockups

4 Key Screen Breakdowns per Flagship Project

Inspect the real-world handcrafted screens extracted from production runs, framed in premium titanium device bezels with technical workflow explanations and digital watermark.

Cloud Engineering & Scalability

Full-Stack AWS Cloud Architecture

How I design, architect, and deploy production-ready cloud infrastructures handling high-concurrency mobile workloads with high availability and low latency.

1. Mobile Client Tier

Cross-platform Flutter & React Native clients with state management (BLoC/Riverpod/Redux), local caching, offline sync, and real-time WebSocket listeners.

Flutter (4+ Yrs) React Native

2. AWS API Gateway

Unified ingress routing managing RESTful endpoints and bidirectional WebSocket connection states with JWT security authorizers and rate limiting.

WebSockets REST APIs

3. AWS EC2 Compute

Containerized Node.js, Fastify & Python microservices handling geospatial matchmaking, surge pricing, order state machines, and background workers.

Node.js (4+ Yrs) Docker

4. Amazon DynamoDB

Ultra-low latency Single-Table NoSQL database architecture powering live driver GPS positions, user session graphs, and atomic transaction ledgers.

Single-Table Sub-10ms

Event-Driven Telemetry & Real-Time Sync Flow

How data moves seamlessly from mobile device sensors to cloud persistence in milliseconds

✓ Verified Production Performance

Step 1: Driver Movement

Mobile GPS Sensor (Flutter)

Pings lat/lng coordinates every 1000ms via WebSocket connection.

Step 2: Routing & Ingestion

AWS API Gateway ➔ EC2

Validates JWT tokens, computes speed, and broadcasts to active passenger connections.

Step 3: Persistence

Amazon DynamoDB NoSQL

Updates live geohash partition key in single-digit millisecond latency.

Transparent & Budget-Friendly

Flexible Hiring Models & Budget-Friendly Pricing

High-ticket Silicon Valley quality delivered at realistic, founder-friendly rates with milestone-based peace of mind.

Startup MVP

Fast-Track MVP Launch

Ideal for startups wanting a live cross-platform Flutter app in 2-4 weeks.

Budget-Friendly / Fixed Milestone

✓ Complete Flutter App (iOS + Android)
✓ Core AWS / Node.js Backend & DB
✓ User Auth & Core Workflow
✓ 14 Days Post-Launch Support

Discuss MVP Scope

Full-Stack Cloud & App

Complete production product: Flutter Mobile + AWS Microservices + Admin Web.

Custom Quote / High ROI

✓ High-Concurrency Flutter (iOS, Android, Web)
✓ AWS EC2 + API Gateway WebSockets + DynamoDB
✓ Live Geolocation, Maps & Digital Wallets
✓ Complete App Store & Play Store Release
✓ 30 Days Free Maintenance

Get Enterprise Quote

Hourly / Retainer

Dedicated Full-Stack Hire

Hire Yasir as your dedicated full-stack developer on part-time or full-time basis.

Competitive / Hourly or Monthly

✓ 20 to 40 Hours / Week Allocation
✓ Direct Daily Standups & Slack/WhatsApp Comms
✓ Flutter Refactoring & Performance Boost
✓ AWS Architecture & DynamoDB Optimization

Inquire Dedicated Rates

Let's Build Something Exceptional

Ready to Launch Your Full-Stack Flutter App?

Whether you need a high-speed MVP, an enterprise Ride-Hailing/Marketplace platform, or complete AWS Cloud architecture — I am available for direct contract hiring at budget-friendly rates.

Direct Email

engyasirsaleem@gmail.com

Phone / WhatsApp

+92 329 8594228

Official GitHub

github.com/developer-yasir

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LinkedIn Network

Yasir Saleem (Profile)

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