Available to hire
Hi, I’m Karim Adel, a software engineer specializing in iOS development with 5+ years of professional experience delivering high-quality mobile applications across automotive, e-commerce, education, and wellness.
I work independently or as part of a team, taking full ownership of the development lifecycle—from planning and architecture to release and post-launch support. I collaborate with cross-functional teams, mentor junior developers, and adapt quickly to new business domains, always focusing on reliable, user-friendly apps and continuous quality improvement.
Skills
Experience Level
Language
English
Fluent
Work Experience
Senior Software Engineer - Mobile iOS at Ebdaa Digital Technology
August 1, 2024 - PresentLed the architecture and technical decision-making across five iOS apps including Fahsy, Car Rent, and Chat SDK using Clean Architecture, MVVM and Combine. Used modern Swift concurrency (async/await) and a Dependency Injection container to build scalable and testable features. Refactored and modularized legacy SDK code to use Combine and encapsulate socket functionality. Provided technical guidance to teammates, onboarded new developers, reviewed code, and supported cross-team alignment. Deployed applications to the App Store and maintained release quality.
Senior Software Engineer - Mobile iOS at Ebdaa Digital Technology
August 1, 2024 - PresentLed the architecture and technical decision-making across five iOS apps including Fahsy, Car Rent, and Chat SDK using Clean Architecture, MVVM and Combine. Used modern Swift concurrency (async/await) and a Dependency Injection container to build scalable and testable features. Refactored legacy SDK code to use Combine and encapsulate socket functionality. Provided technical guidance to teammates, onboarded new developers, reviewed code, and supported cross-team alignment. Deployed applications to the App Store and maintained release quality.
Senior Software Engineer - Mobile iOS at Ebdaa Digital Technology
August 1, 2024 - PresentLed architecture and technical decision-making across five iOS apps (Fahsy, Car Rent, Chat SDK) using Clean Architecture, MVVM, and Combine. Implemented modern Swift concurrency (async/await) and a Dependency Injection container to build scalable, testable features. Refactored legacy SDK code to use Combine and encapsulate socket functionality. Provided technical guidance to teammates, onboarded new developers, conducted code reviews, and aligned cross-functional teams. Drove deployment to the App Store and ensured release quality.
Senior Software Engineer - Mobile iOS at Kion
July 31, 2024 - September 15, 2025Designed and developed multiple iOS apps including Denx Watch and Ana Raya using MVVM and Coordinator pattern. Built Islamic modules for Denx Watch, integrating AVFoundation and CoreData alongside legacy Objective-C code. Used Firebase, Google Maps, Alamofire, and Moya for data handling and app services. Solely managed iOS development lifecycle including architecture, development, and App Store deployment. Collaborated cross-functionally with Android developers and designers to align feature implementation.
Senior Software Engineer - Mobile iOS at Kion
July 31, 2024 - September 15, 2025Designed and developed multiple iOS apps including Denx Watch and Ana Raya using MVVM and Coordinator pattern. Built Islamic modules for Denx Watch, integrating AVFoundation and CoreData alongside legacy Objective-C code. Used Firebase, Google Maps, Alamofire, and Moya for data handling and app services. Solely managed iOS development lifecycle including architecture, development, and App Store deployment. Collaborated cross-functionally with Android developers and designers to align feature implementation.
Senior Software Engineer - Mobile iOS at Kion
July 1, 2024 - September 15, 2025Designed and developed multiple iOS apps (Denx Watch, Ana Raya) using MVVM and Coordinator pattern. Built Islamic modules for Denx Watch, integrating AVFoundation and CoreData alongside legacy Objective-C code. Used Firebase, Google Maps, Alamofire, and Moya for data handling and app services. Solely managed iOS development lifecycle including architecture, development, and App Store deployment. Collaborated cross-functionally with Android developers and designers to align feature implementation.
Senior Software Engineer - Mobile iOS at LL2EGAR
January 31, 2023 - September 15, 2025Designed and implemented an end-to-end rental platform using VIPER architecture. Integrated Firebase, Google Maps, and Alamofire to handle user listings and real-time data. Led development independently and managed App Store submission and updates.
Senior Software Engineer - Mobile iOS at LL2EGAR
January 1, 2023 - September 15, 2025Designed and implemented an end-to-end rental platform using VIPER architecture. Integrated Firebase, Google Maps, and Alamofire to handle user listings and real-time data. Led development independently and managed App Store submission and updates.
Senior Software Engineer - Mobile iOS at LL2EGAR
January 1, 2023 - September 15, 2025Designed and implemented an end-to-end rental platform using VIPER architecture. Integrated Firebase, Google Maps, and Alamofire to handle user listings and real-time data. Led development independently and managed App Store submission and updates.
Senior Software Engineer - Mobile iOS at Cashless Plus
December 31, 2022 - September 15, 2025Developed two apps (HRA and Food Club) using VIPER architecture for modular and testable code. Implemented biometric authentication and integrated Google Maps and Firebase services. Sole developer responsible for development, deployment, and maintenance of production releases. Focused on delivering user-friendly interfaces and reducing crash rates across releases.
Senior Software Engineer - Mobile iOS at Cashless Plus
December 31, 2022 - September 15, 2025Developed two apps (HRA and Food Club) using VIPER for modular and testable code. Implemented biometric authentication and integrated Google Maps and Firebase services. Sole developer responsible for development, deployment, and maintenance of production releases. Focused on delivering user-friendly interfaces and reducing crash rates across releases.
Senior Software Engineer - Mobile iOS at Cashless Plus
December 1, 2022 - September 15, 2025Developed two apps (HRA and Food Club) using VIPER architecture for modular and testable code. Implemented biometric authentication and integrated Google Maps and Firebase services. Sole developer responsible for development, deployment, and maintenance of production releases. Focused on delivering user-friendly interfaces and reducing crash rates across releases.
On-site Software Engineer - Mobile iOS at Atiaf
December 31, 2020 - September 15, 2025Developed several apps across different domains (e-commerce, water delivery, pet marketplace, car parts, fashion marketplace) using architectures: MVC, MVP, and MVVM. Integrated RxSwift, Firebase, CoreData, and Lottie into scalable production features. Led iOS development individually for all apps and deployed to the App Store.
On-site Software Engineer - Mobile iOS at Atiaf
December 31, 2020 - September 15, 2025Developed several apps across different domains (e-commerce, water delivery, pet marketplace, car parts, fashion marketplace) using MVC, MVP, and MVVM. Integrated RxSwift, Firebase, CoreData, and Lottie into scalable production features. Led iOS development individually for all apps and deployed to the App Store.
Software Engineer - Mobile iOS at Atiaf
December 1, 2020 - September 15, 2025Developed several apps across domains (e.g. e-commerce, water delivery, pet marketplace, car parts, fashion marketplace) using MVC, MVP, and MVVM. Integrated RxSwift, Firebase, CoreData, and Lottie into scalable production features. Led iOS development for all apps and deployed to the App Store.
On-site Software Engineer - Mobile iOS at Investment
January 31, 2020 - September 15, 2025Gained hands-on experience working with designs, building UIs, and consuming APIs. Observed and assisted with a real estate app on the App Store, focusing on improving code readability and naming conventions with mentorship. Developed foundational skills in MVC architecture and network layer integration (Alamofire).
On-site Software Engineer - Mobile iOS at Ivestment
January 31, 2020 - September 15, 2025Gained hands-on experience working with designs, building UIs, and consuming APIs. Observed and assisted with a real estate app on the App Store, focusing on improving code readability and naming conventions with mentorship. Developed foundational skills in MVC architecture and network layer integration (Alamofire).
On-site Software Engineer - Mobile iOS at Investment
January 1, 2020 - September 15, 2025Gained hands-on experience working with designs, building UIs, and consuming APIs. Observed and assisted with a real estate app on the App Store, focusing on improving code readability and naming conventions with mentorship. Developed foundational skills in MVC architecture and network layer integration (Alamofire).
Education
Bachelor of Computer Science at Helwan University
January 11, 2030 - September 15, 2025Bachelor of Computer Science at Helwan University
January 11, 2030 - September 15, 2025Bachelor of Computer Science at Helwan University
January 11, 2030 - September 15, 2025Qualifications
Industry Experience
Software & Internet, Retail, Education, Healthcare, Professional Services, Transportation & Logistics
Skills
Experience Level
Hire a App Developer
We have the best app developer experts on Twine. Hire a app developer in Cairo today.