Mobile Developer

Open to full-time
Bio

Zohaib A is a Senior iOS Developer with over six years of experience building and scaling high-performance mobile applications. He specializes in using Swift, UIKit, and SwiftUI to create user-centric apps with advanced capabilities such as secure video streaming and real-time data handling. Zohaib is proficient in Clean Architecture, MVVM, MVC, and VIPER design patterns, and he integrates third-party SDKs like Firebase and Datadog. His expertise includes performance optimization, asynchronous programming, and efficient data persistence using CoreData, with a strong command of modern iOS tooling and workflows. At OSN, Zohaib enhanced the core iOS experience for the OSNtv app, optimizing key features and implementing secure video playback pipelines. He has contributed to high-traffic platforms like Bajao, Vidly, and Ropay, delivering robust and secure mobile experiences across various industries, including streaming services and fintech solutions. Zohaib holds a Bachelor's degree in Computer Science from Arid Agriculture University. He is best suited for roles that involve developing scalable, maintainable iOS applications and collaborating with cross-functional teams to deliver high-quality mobile experiences.

Expertise
SwiftGitFlutter
Video Intro
Projects

Bajao

Music streaming and sharing platform

Vidly

Video streaming platform

Ropay

Merchant Financial platform

Zalmi

Dedicated platform for cricket fans

iPushUp

Push-Up Calculator application

Shopp.pk

Online store app for local vendors

Lafiya

Online doctor consultation platform

Doctoc

Online doctor consultation platform

CB Card+

Credit and debit card management application

Flite for Hosts

Flite Creator is the all-in-one operating system for creators building experiences in the real world. Whether you're a nightlife host, community builder, fitness coach, or content creator, Flite gives you everything you need to turn your audience into a business.

OSNtv

The OSNtv app puts all your favourite entertainment in the palm of your hand. Stream Live TV channels, thousands of hours of On Demand content, and access your store purchases, all from your mobile or tablet.

OSN+

OSN+ is your go-to premium destination for streaming movies, series, Hollywood movies, Arabic movies, and more across 22 countries. Explore the latest movies, series and documentaries from giants like HBO, Paramount, Universal, Discovery+ along with OSN+ Originals, and many more.

Experience

  1. Senior iOS Developer

    OSN· Social & Consumer AppsMay 2025 — Present
    • Enhancing core iOS experience for OSN's users
    • Optimizing key iOS features for OSNtv app
    • Collaborating with design, backend, QA, and product teams
    • Integrating and maintaining third-party SDKs
    • Optimizing app performance
    • Contributing to architectural decisions
    • Participating in sprint planning and code reviews
    • Implementing FairPlay DRM and secure video playback pipelines
    SwiftUIKitSwiftUIClean ArchitectureFirebaseDatadog RUMSDWebImageAVFoundation

  2. Senior iOS Instructor

    Elm Company· OtherFeb 2025 — May 2025
    • Leading iOS bootcamps and workshops
    • Conducting hands-on training sessions
    • Guiding students through app-building projects
    • Mentoring students on secure app development
    • Collaborating with curriculum team
    • Building and maintaining in-house training apps
    • Working on internal Elm app modules
    • Acting as a technical advisor
    SwiftSwiftUICombineFlutter

  3. Senior iOS Developer

    Rockville Technologies· FinTechFeb 2023 — Feb 2025
    • Partnering with cross-functional teams
    • Spearheading the development of Bajao
    • Implementing RESTful API integrations
    • Utilizing Combine framework
    • Collaborating in Agile sprints
    • Leading the development of Vidly
    • Developing and deploying Ropay
    • Enhancing the Peshawar Zalmi App
    • Developing Froebel's Parent App
    SwiftCoreDataCombineMVVMClean Architecture

  4. iOS Developer

    Join App Studio· Social & Consumer AppsJun 2021 — Feb 2023
    • Architecting and building scalable iOS frameworks
    • Managing the development of a ride-hailing app
    • Leveraging MLKit for Push-Up Calculator app
    • Developing and launching an online store app
    • Enhancing and maintaining online doctor consultation platforms
    SwiftCoreLocationGoogle MapsMLKit

  5. Associate iOS Engineer

    Vision X· Logistics & Supply ChainSep 2019 — May 2021
    • Contributing to deploying and maintaining Cell Card
    • Utilizing and maintaining APIs for CB Card+
    iOSUIKitSwiftUIGit

  6. iOS Intern

    Vision XJun 2019 — Sep 2019
    • Gained experience with SwiftUI
    • Enhanced features for a package management app
    • Supported testing and debugging
    • Practiced Git for code versioning
    • Applied MVC for code structure
    SwiftUIGitMVC
Education

  1. Bachelor's degree in Computer Science

    Arid Agriculture UniversityRawalpindi2017 — 2021
Similar developers

We have moreWith similar skills.

Other vetted developers with similar skills and experience

Kareem T.
Kareem T.

Mobile Developer

0-2 Years of Experience

Cairo
FlutterGitJavaScript
View
Ahsan R.
Ahsan R.

Mobile Developer

0-2 Years of Experience

FlutterKotlinFigmaJava
View
Chinaza U.
Chinaza U.

Mobile Developer

3-4 Years of Experience

FlutterKotlinJavaSQL
View
Ahmed B.
Ahmed B.

Mobile Developer

4+ Years of Experience

JavaKotlinSwiftReact Native
View
View all

Mobile Developer

Islamabad, Pakistan · 4+ years experience

14 days risk-free trial · No commitments · We handle contracts and payroll