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Senior iOS Engineer specializing in Core Data, VIPER, MVVM, MVC, Combine, Swift, and Objective-C. I build scalable, high-performance iOS applications and design robust architectures for complex data relationships. I enjoy adopting new technologies to solve real-world problems, collaborating closely with teams to deliver on time, and mentoring junior developers. I have hands-on experience with networking APIs, WebSockets, concurrency, and production-ready app security and performance improvements.…Senior iOS Engineer specializing in Core Data, VIPER, MVVM, MVC, Combine, Swift, and Objective-C. I build scalable, high-performance iOS applications and design robust architectures for complex data relationships. I enjoy adopting new technologies to solve real-world problems, collaborating closely with teams to deliver on time, and mentoring junior developers. I have hands-on experience with networking APIs, WebSockets, concurrency, and production-ready app security and performance improvements.

Muhammad Asher

Software Engineer, Front-End Developer, App Developer

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Senior iOS Engineer specializing in Core Data, VIPER, MVVM, MVC, Combine, Swift, and Objective-C. I build scalable, high-performance iOS applications and design robust architectures for complex data relationships. I enjoy adopting new technologies to solve real-world problems, collaborating closely with teams to deliver on time, and mentoring junior developers. I have hands-on experience with networking APIs, WebSockets, concurrency, and production-ready app security and performance improvements.…Senior iOS Engineer specializing in Core Data, VIPER, MVVM, MVC, Combine, Swift, and Objective-C. I build scalable, high-performance iOS applications and design robust architectures for complex data relationships. I enjoy adopting new technologies to solve real-world problems, collaborating closely with teams to deliver on time, and mentoring junior developers. I have hands-on experience with networking APIs, WebSockets, concurrency, and production-ready app security and performance improvements.

Available to hire

Senior iOS Engineer specializing in Core Data, VIPER, MVVM, MVC, Combine, Swift, and Objective-C. I build scalable, high-performance iOS applications and design robust architectures for complex data relationships.

I enjoy adopting new technologies to solve real-world problems, collaborating closely with teams to deliver on time, and mentoring junior developers. I have hands-on experience with networking APIs, WebSockets, concurrency, and production-ready app security and performance improvements.

Skills

Experience Level

Expert

Expert

Expert

Expert

Language

Work Experience

Senior Software Engineer at Revolutic

March 1, 2026 - Present

Integrated VoIP calling using Adobe Acrobits SDK in an iOS application. Collaborated with the team to debug and resolve technical/integration issues. Contributed to project planning and architectural decisions to support scalable development and stable VoIP call flows.

Senior Software Engineer at Ogoul Technology

October 1, 2023 - March 1, 2026

Developed TikTok and Facebook clone applications, implementing core functionality and polished, high-performance interfaces. Added video editing capabilities (trim, filters, effects) before upload. Implemented media uploads to R2 Cloud Storage. Optimized memory management and resolved performance bottlenecks for smooth long-session usage. Built feed pre-loading and social login (Facebook, Google). Led code reviews and code maintenance for the team.

Senior Software Engineer at Projects: Seezitt, KT Messenger

August 1, 2023 - June 1, 2024

Delivered call module integration using the Adobe Acrobits SDK for one-to-one and conference calling. Implemented SIP call handling and audio/video call features. Developed and optimized call flow management to ensure smooth transitions and minimize call drop rates.

Senior Software Engineer at Softech Systems (Pvt.) Limited

May 1, 2023 - September 1, 2023

Delivered iOS applications from concept to deployment with close collaboration with design teams. Built and maintained a robust networking layer architecture for efficient and secure data communication. Designed applications using MVVM to improve organization and testability. Followed Apple coding principles and DRY practices. Modernized and optimized existing codebases and created custom SDKs/frameworks to improve reusability and scalability.

iOS Consultant (Part-time) at Projects: Speeqr

May 1, 2023 - August 1, 2023

Advised on iOS development tools and practices and helped resolve technical challenges while ensuring compliance with iOS standards. Tested thoroughly and fixed bugs, improving app speed and responsiveness through performance analysis.

iOS Developer at xiQ, Inc.

April 1, 2021 - July 1, 2023

Built mobile applications from the ground up using multiple languages/frameworks. Implemented App Attest and Device Check for improved app security. Applied MVVM for scalable, maintainable code. Implemented push notifications using OneSignal. Built Core Data caching systems for one-to-one, one-to-many, and many-to-many relationships. Added Speech-to-Text and Text-to-Speech for voice interaction within apps.

iOS Developer at Drudots Technology

September 1, 2020 - April 1, 2021

Designed creative, responsive social media applications. Implemented push notifications via Firebase and created custom tab bars for improved UI/UX. Used MVC architecture and UserDefaults for structured and maintainable code. Optimized and reduced code for better performance and debugged across view controller lifecycles.

iOS Developer (Internship) at App Technologies

July 1, 2020 - September 1, 2020

Assisted in iOS app development with hands-on experience in Swift and OOP fundamentals and responsive design. Contributed to debugging and optimizing existing features and implemented UserDefaults and Firebase-based chat data.