4+ Years of Engineering Excellence in Pakistan

Rehan SurahyoFlutter Developer& App Engineer.

I build high-performance mobile apps with Flutter, modern web platforms with React & Node.js, and robust desktop software with C#/.NET.

Expertise:
FlutterC#Firebase
Node.js
React
Firebase
.NET
Flutter
Python
MongoDB
Rehan Surahyo - Senior Flutter & Web Developer

Productized Services

Fixed-scope, fixed-price solutions designed for speed and reliability.

Flutter MVP Sprint

Launch your iOS and Android app in record time. Focus on core features that matter.

Cross-platform App
Firebase Setup
Basic Auth
Store Submission

Timeline

4 Weeks

Pricing

Starts at $1-5k

Admin Dashboard

React-based internal tools to manage your business data with ease and security.

Responsive Dashboard
Role-based Access
API Integration
Data Export

Timeline

4-6 Weeks

Pricing

Starts at $2k

POS Desktop App

Robust Windows software for retail and inventory management using .NET & SQL Server.

Offline Support
Thermal Printing
Inventory Sync
Reports

Timeline

3-4 Weeks

Pricing

Starts at $1k

App Bug Fix / Rescue

Inherited a messy codebase? I specialize in refactoring and fixing critical bugs.

Code Audit
Priority Bug Fixes
Performance Optimization

Timeline

1-2 Weeks

Pricing

Quote based

Automation Tools

Custom scripts and workflows to automate repetitive tasks and save hundreds of hours.

Workflow Design
API Automation
Monitoring Dashboard

Timeline

2-3 Weeks

Pricing

Starts at $1k

Backend / Database

Architecting scalable backends and optimizing complex SQL Server databases.

Schema Design
Stored Procedures
API Documentation
Cloud Migration

Timeline

3 Weeks

Pricing

Starts at $1k

Choose Your Build Path

Tailored technical solutions for your specific business goals.

Cross-Platform App

Scale your business with a single codebase using Flutter. High-performance, native-feel, and fast time-to-market.

Estimated Timeline

2-8 Weeks

Core Stack
FlutterDartFirebaseState Management
Key Features
  • Native API integration
  • Real-time sync
  • Push notifications
  • App Store submission

Starting Investment

$2-5k

My Design-to-Code Process

A streamlined workflow that guarantees quality and on-time delivery.

Discover

We dive deep into your goals, technical requirements, and target audience to define a rock-solid scope.

Build

Iterative development with regular updates. I focus on clean code, performance, and premium UI/UX.

Launch

Seamless deployment to app stores or web servers. I ensure everything is stable, secure, and ready for users.

Recent Work

Solving complex business problems with clean, scalable, and user-centric software.

See All Case Studies
Ki-Sun Mobile App
View Gallery
FlutterFirebaseAIVerification

Ki-Sun Mobile App

"Smart Tanning & Skin Analysis with 18+ Age Verification & AI-driven insights."

Aios Web application
View Gallery
ReactFirebaseMongoDB

Aios Web application

"Modern SaaS-based Studio Control Dashboard for managing business operations."

Ecommerce Application
View Gallery
FlutterFirebaseStripe

Ecommerce Application

"A complete E-Commerce mobile application with advanced filtering and secure checkout."

Client Outcomes

Word from some of the people I've built solutions for.

"Rehan's attention to detail is unmatched. He delivered a complex POS system for my business that works flawlessly and looks incredibly modern. Highly recommended!"

Digital Studio Owner

United States

Project

POS & Inventory Overhaul

"Exceeded expectations on our Flutter app. The performance is silky smooth and communication was perfect throughout the project. True professional."

Tech Startup Founder

Pakistan

Project

Fintech Mobile MVP