Senior Mobile Developer

I craft high-performance iOS, tvOS, and Flutter apps that feel polished in production, from early product builds to release-ready experiences with subscriptions, media, networking, and clean App Store delivery.

  • 5 years building stable mobile products
  • iOS + tvOS + Flutter native and cross-platform delivery
  • Verified Upwork public freelance profile with client feedback
Portrait of Raja Talha

About

I’m an iOS developer with nearly 5 years of experience building high-quality mobile and tvOS applications. I specialize in creating scalable, high-performance solutions and have delivered apps used by thousands of users, focusing on clean architecture, performance optimization, and intuitive user experiences.

Technical Stack

Core tools I use to ship polished products

UIKit Swift SwiftUI tvOS Flutter MVVM CallKit PushKit In-App Purchases GitHub Twilio Telnyx Firebase AVFoundation Unit Tests Objective-C TestFlight NetworkExtension AVKit Core Data StoreKit App Store Submission

Selected App Store Projects Across iOS, tvOS, Android

iOS • Healthcare doctoc app icon Project Detail

Invotyx • iOS • Healthcare

doctoc

Healthcare communication product focused on provider coordination and workflow speed.

Open App Store
iOS • Photo & Video Grid Maker Gridzilla app icon Project Detail

iOS • Photo & Video

Grid Maker - Gridzilla

Instagram grid creation app with editing tools, image splitting, and sharing support.

Open App Store
tvOS • Music Music Cloud app icon Project Detail

Invotyx • tvOS • Music

Music Cloud: Songs & Tracks

Apple TV music app for SoundCloud playback, playlists, and live stream discovery.

Open App Store
tvOS • Shopping TV mart app icon Project Detail

Invotyx • tvOS • Shopping

TV mart: shop & save

Big-screen shopping app for browsing products, offers, and QR-based purchase handoff.

Open App Store
tvOS • Music Music Box Songs Tracks app icon Project Detail

tvOS • Music

Music Box: Songs & Tracks

Apple TV music browsing app focused on playback, discovery, and living-room friendly navigation.

Open App Store

upwork

Raja T. on Upwork

Verified

Mobile App Developer

Mobile App Developer focused on Swift, SwiftUI, tvOS, and Flutter. The public profile shows completed jobs, availability, linked accounts, and direct client-facing work history on a platform many companies already use to verify freelancers.

5.0 ★★★★★
Client Rating
$25/hr Hourly Rate
30+ hrs/week Availability
5.0

SwiftUI Delivery

Talha is highly talented iOS developer proficient in SwiftUI. He is smart and understands requirements as well as deadlines. Highly recommend him. Must work with him on future projects.

5.0

Professional Support

Raja helped me a lot. True professional, and delivered what was expected. Recommended!

5.0

Fast Problem Solving

Raja Talha is good iOS engineer, he understand my task quickly and solve it immediately, thank you so much.

Professional track record

07/2022 - Present

Islamabad, Pakistan

Invotyx

iOS Developer

  • Act as the team’s go-to iOS problem solver for complex technical issues.
  • Delivered Invotyx-associated products including Orion AI, VPN Express, doctoc, Apothēka, Kids Tube, Music Cloud, and TV mart.
  • Support engineers through debugging, performance optimization, and code quality improvements.
  • Help stabilize production issues so projects ship reliably and scale cleanly.

07/2020 - 03/2021

Islamabad, Pakistan

AppsKottage

iOS Developer

  • Built iOS applications in Swift and UIKit with programmatic UI implementation.
  • Collaborated with backend teams for feature integration and delivery.
  • Fixed bugs and improved performance across active app releases.

Qualification

Bachelor's in Computer Science

CGPA 3.6/4.0