Available for Flutter & mobile opportunities

Umer AkhtarLahore, Pakistan

Flutter DeveloperMobile Application Engineer

4+ years building and shipping 9+ production mobile applications with Flutter, Dart, Firebase, REST APIs and AI integrations.

I take mobile products from architecture and API integration to App Store and Google Play delivery.

View projectsDownload resumeContact me
LinkedInumerakhtar222@gmail.com

9+

Production mobile apps

4+ years

Mobile development

Flutter + Dart

Primary stack

iOS + Android

Platforms delivered

01

Engineering profile

Built for the complete mobile product lifecycle.

I engineer the user experience and the systems behind it: architecture, data, authentication, AI, monetization, delivery and maintenance.

Flutter & Dart application development
Clean Architecture with BLoC or Provider
Firebase and typed REST API integrations
AI features using GPT-4, Gemini and RAG
RevenueCat subscriptions and entitlements
App Store, TestFlight and Google Play delivery
02

Selected work

Production applications, explained through engineering evidence.

Each case study pairs an original product visualization with the problem, my contribution and the systems used to ship it.

Featured projectAI · Flutter · Production
Original product visualization of a PDF library, structured AI summary, and document-grounded chat workflow for Summio
Original product visualization · illustrative sample data

01 / AI document analysis

Summio

An AI-powered Flutter application for PDF summaries and document-grounded conversations.

FlutterDartGPT-4Gemini APIRAGVector SearchRevenueCat
Explore case study App StoreGoogle Play
Problem
Readers needed a faster way to understand long PDFs and ask questions grounded in their documents.
Solution
A Flutter app with a RAG document pipeline, conversational analysis and subscription-based access.
My role
Flutter, RAG and subscription delivery
  • RAG pipeline
  • PDF processing
  • GPT-4 and Gemini
  • RevenueCat entitlements

ResultPublished on the Apple App Store and Google Play.

Original product visualization of hobby matching, nearby discovery, and community messaging for HobbySwap
Original product visualization · illustrative sample data

02 / Social networking platform

HobbySwap

A production Flutter social platform connecting hobby communities through matching, nearby discovery and messaging.

Technical focusReal-time messaging · Location-based feeds
FlutterDartFirebaseRealtime DatabaseREST APIs
View case study iOSAndroid
Original product visualization of multi-branch access, pump operations, and reporting workflows for Pump Manager
Original product visualization · illustrative sample data

03 / Enterprise fuel station POS

Pump Manager

A production fuel station management app for branch-aware sales workflows, permissions and reporting.

Technical focusRole-based access control · Multi-branch workflows
FlutterDartFirebaseCloud FunctionsRBAC
View case study iOSAndroid
Original product visualization of persona selection, context-aware messaging, and voice interaction for Chatti
Original product visualization · illustrative sample data

04 / AI conversational companion

Chatti

A production AI companion that combines character-based chat, voice interaction and Firebase-backed user experiences.

Technical focusContext-aware chat · Voice conversations
FlutterDartFirebaseGPT-4Voice AI
View case study iOSAndroid

More delivery evidence

Cross-platform products and production migrations.

OCR, pet health, fleet tracking, compliance, field service and enterprise workflows across Flutter and .NET MAUI.

Original product visualization of PDF import, OCR scanning, and extracted note workflows for Textify
Original product visualization · illustrative sample data

05 / Flutter

Textify

OCR productivity app

A shipped OCR application for converting PDFs and scans into organized, reusable notes.

FlutterDartOCRPDF Processing
View case study iOSAndroid
Original product visualization of pet health records, care reminders, and report export workflows for NotePet
Original product visualization · illustrative sample data

06 / Flutter

NotePet

Pet health management

A shipped pet health tracker with reminders, structured records and shareable reports.

FlutterDartFirebaseLocal Notifications
View case study iOSAndroid
Original product visualization of live fleet maps, trip history, and telemetry workflows for Yaza OneTrak
Original product visualization · illustrative sample data

07 / .NET MAUI

Yaza OneTrak

Fleet and asset tracking

A cross-platform fleet companion for live tracking, trips, eco-scoring and AVL telemetry.

.NET MAUIC#PrismRefit
View case study
Original product visualization of offline safety training, QR compliance checks, and document workflows for Tribuco
Original product visualization · illustrative sample data

08 / .NET MAUI

Tribuco

Training and compliance migration

A production migration for construction training and compliance workflows.

.NET MAUIXamarin.FormsC#SQLite
View case study iOSAndroid
Original product visualization of field-service scheduling, offline sync, inventory, and customer sign-off workflows for BNApp
Original product visualization · illustrative sample data

09 / .NET MAUI

BNApp

Field service migration

A .NET MAUI field-service migration covering operational workflows and offline data.

.NET MAUIXamarin.FormsC#SQLite
View case study
Original product visualization of secure access, approvals, business workflows, and reporting for Yaza Bizsuite
Original product visualization · illustrative sample data

10 / .NET MAUI

Yaza Bizsuite

Enterprise business platform

A shipped cross-platform enterprise application for business workflow automation and reporting.

.NET MAUIC#REST APIsAuthentication
View case study iOSAndroid
03

Why hire me

A mobile engineer who can own the path to production.

The value is not limited to building screens. I can contribute from technical planning through release and post-launch iteration.

01

Production Flutter delivery

4+ years building cross-platform mobile products, with 9+ applications shipped across iOS and Android.

02

Architecture that can grow

Hands-on experience with Clean Architecture, BLoC, Provider, dependency injection and maintainable feature boundaries.

03

Backend and API integration

Firebase Auth, Firestore, Realtime Database, Cloud Functions, REST APIs, Dio and Retrofit for real product workflows.

04

AI-powered mobile features

Delivered document analysis, conversational AI, OCR and RAG experiences using Gemini API, GPT-4 and vector search.

05

Release-ready ownership

Experience across implementation, subscriptions, testing, CI/CD, TestFlight, Google Play testing and store releases.

06

Debugging and maintenance

Comfortable improving existing apps, resolving platform-specific issues and modernizing Xamarin.Forms products with .NET MAUI.

Available for Flutter & mobile engineering roles

Need someone who can build, integrate, ship and maintain the app?
Start a conversation
04

Experience

Four years across product builds, AI features and platform delivery.

Employment details and responsibilities are aligned with the current resume.

March 2024 - June 2026

Senior Mobile Application Developer

DevHouseFaisalabad, PakistanRole 01
  • Architected and shipped Flutter applications for iOS and Android using Clean Architecture and BLoC.
  • Integrated Firestore, Firebase Authentication, Cloud Functions and Realtime Database for secure, real-time product workflows.
  • Delivered Gemini API, GPT-4 and RAG features with document processing and Firestore Vector Search.
  • Implemented RevenueCat subscriptions and CI/CD workflows for Android AAB and iOS IPA delivery.
  • Owned work across architecture, implementation, store release and post-launch iteration.
FlutterClean ArchitectureBLoCFirebaseAI integrationsRevenueCat

February 2022 - November 2023

Junior Mobile Application Developer

Hashe Computer SolutionsLahore, PakistanRole 02
  • Developed and published cross-platform applications using Flutter, Xamarin.Forms and C#.
  • Integrated authentication, push notifications, local storage and REST APIs across production releases.
  • Improved application performance and collaborated with cross-functional teams from design through release.
FlutterXamarin.FormsC#MVVMREST APIsApp publishing
Education

Bachelor of Computer Science

Quaid-i-Azam University · Islamabad, Pakistan

November 2017 - February 2022

05

Technical system

A Flutter-first toolkit, organized around product delivery.

Every technology shown is supported by the current resume or production portfolio.

01

Flutter & Mobile

Cross-platform mobile products engineered for production iOS and Android releases.

FlutterDart.NET MAUIXamarin.FormsiOSAndroid
02

State & Architecture

Predictable state, clear feature boundaries and maintainable application structure.

Clean ArchitectureBLoCProviderGoRouterfreezedget_it / injectableMVVM
03

Backend & APIs

Typed networking and resilient integration patterns for real product workflows.

REST APIsDioRetrofit
04

Firebase

Authentication, serverless logic and synchronized data across mobile clients.

FirebaseFirestoreAuthenticationCloud FunctionsRealtime DatabaseVector Search
05

AI & Monetization

AI-native features, document intelligence and production subscription systems.

Gemini APIGPT-4RAGConversational AIOCRRevenueCat
06

Delivery & Tooling

Release workflows from source control and testing through both mobile stores.

GitCI/CDXcodeTestFlightApp Store ConnectGoogle Play Console

06 / Contact

Looking for a Flutter Developer?

I'm available for Flutter, Dart and mobile application engineering opportunities. Email is the fastest way to reach me.

umerakhtar222@gmail.com
Email meResumeLinkedIn
Emailumerakhtar222@gmail.com
Phone+92 305 3800357
LocationLahore, Pakistan
Available for relevant opportunities