Available to hire
Hello, I’m Usama Jamil, a mobile apps engineer with 8+ years of experience designing, developing and deploying native and cross-platform apps. I excel at building scalable architectures, delivering fast, reliable experiences, and leading cross-functional teams to ship features that matter.
I enjoy turning user insights into delightful mobile experiences, exploring AI-assisted UX, and continuously improving performance through profiling, testing, and collaboration. I’m passionate about clean code, maintainable architecture, and delivering value across platforms.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Senior Software Engineer - iOS |Flutter at Dubizzle Group
February 28, 2025 - July 16, 2025Played a pivotal role in enhancing Dubizzle's performance and ensuring a consistent user experience. Significantly improved app responsiveness by 70% in scenarios of no or low network connectivity. Led the initiative to integrate Flutter into the native app, revamping key features and increasing leads by 40%. Developed feature modules in Flutter and led automation of integration in iOS & Android apps, enabling CI/CD pipelines. Achieved 30% reduction in build size, improved crash-free rate to 99.9%, implemented modularization for reusability, managed CI/CD pipelines, boosted code coverage to 80%, and enhanced revenue by introducing Zameen Shop feature.
Software Engineer II (Remote Contractor) at Wego.com
February 28, 2023 - July 16, 2025Implemented Tabby integration for 'Buy Now, Pay Later' functionality in UAE and KSA. Enhanced booking flow with room selection features. Transitioned core flows from web view to native for smoother interaction. Promoted to lead development of hotels vertical. Increased checkout conversion by 40% by improving native booking flow.
Senior iOS Engineer at Digitify
June 30, 2021 - July 16, 2025Led end-to-end development of Super App for YAP in UAE, Ghana, and Pakistan. Conducted architecture discussions for regional integration. Led EDB app team and improved automated testing to achieve 80% code coverage. Focused on writing clean, maintainable code and performed PR reviews.
Senior Software Engineer - iOS | Flutter at Square63
July 31, 2019 - July 16, 2025Architected and crafted innovative iOS/Android applications with focus on user experience. Optimized performance and quality assurance for apps like ListFixx and Todo. Collaborated with teams to develop features for Streetwyze using Flutter. Proactively identified bottlenecks and ensured code quality through peer review.
Software Engineer - Mobile at Crewlogix Technologies
May 31, 2017 - July 16, 2025Revamped BookMe iOS & Android apps and published to stores. Developed OneLifeDiet app in Swift with animations and graphs for user friendliness. Provided support on Qatar Living app bug fixes. Managed requirements gathering and client communication. Developed white label apps for UAE restaurants.
Lead Mobile Engineer at CN CM LLC
March 20, 2025 - PresentLed the development of a dual‑sided Quick Service platform, connecting users with verified workers via instant and scheduled bookings. Built the consumer‑facing iOS app using SwiftUI + MVVM, with modular onboarding, real‑time booking, in‑app chat, and payment integration. Built the worker‑facing Flutter app to support job management, availability, and real‑time updates, ensuring a consistent experience across platforms. Collaborated on UX research, product strategy, early validation, wireframe reviews, and usability testing in a 0→1 product journey. Integrated AI features (LLMs, Core ML), autonomous agents, and scalable data systems to deliver intelligent, responsive user experiences.
Staff Mobile Engineer at Dubizzle Group
February 20, 2025 - September 17, 2025Led the Chat revamp to improve user experience, modernize the codebase from MVC to VIP architecture, and modularize core components. Integrated Flutter into the native app to revamp features across platforms. Enhanced Property and Motors modules to improve usability, engagement, and feature discoverability. Achieved a 30% reduction in build size by optimizing dependencies and assets; improved crash‑free rate to 99.9%. Secured production keys via AES encryption and managed CI/CD pipelines for production builds. Improved app responsiveness by 50% in low/no network conditions. Introduced Zameen Shop to boost revenue and retention.
Software Engineer II - iOS at Wego
February 20, 2023 - September 17, 2025Implemented Tabby integration for Buy Now, Pay Later in UAE and KSA; enhanced the booking flow with room selection; migrated core flows from web view to native; led hotels vertical development; contributed to native checkout flow improving conversion by 40%.
Senior iOS Engineer at Digitify
June 20, 2021 - September 17, 2025Led end‑to‑end development of the YAP Super App across UAE, Ghana, and Pakistan; discussed architecture to connect regions with the Super App infrastructure; led automated testing with up to 80% code coverage; wrote clean, decoupled code and supported multiple YAP products including EDB Business Banking.
Senior Software Engineer - iOS | Flutter at Square 63
July 20, 2019 - September 17, 2025Led the end‑to‑end development of ListFixx (meal planning/sharing) and Todo (offline‑first) for iOS; contributed to Streetwyze (Flutter) map navigator; focused on performance optimization and cross‑functional collaboration to evolve Platform features.
Software Engineer - Mobile at Crewlogix Technologies
May 20, 2017 - September 17, 2025Revamped BookMe iOS & Android apps; developed OneLifeDiet in Swift with animations/graphs; supported Qatar Living with bug fixes; gathered requirements, developed apps from scratch, and collaborated with backend teams on web services.
Lead Mobile Engineer at CNCM LLC
March 20, 2025 - PresentFounding engineer leading development of Quick Service, a dual-sided platform connecting verified skilled workers through instant and scheduled bookings. Built the consumer iOS app using SwiftUI + MVVM, architectural modular UI flows for onboarding, real-time booking, in-app chat, and payment integration. Developing the worker-facing app in Flutter, enabling job management, availability tracking, and real-time updates across platforms.
Staff Mobile Engineer at Dubizzle Group
February 20, 2025 - September 17, 2025Led the Chat revamp to improve UX, reduce production issues, and modernize the codebase by transitioning from MVC to VIP and modularizing key components. Integrated Flutter into the native app, revamping Property and Motors listing modules for better usability, engagement, and feature discoverability. Achieved ~30% reduction in build size by optimizing dependencies and assets; improved crash-free rate to 99.9%; secured production keys via AES and Bitrise; managed CI/CD pipelines as part of Core team; boosted app responsiveness by ~50% in low/no network conditions; introduced Zameen Shop feature to drive revenue and retention.
Software Engineer II - iOS at Wego.com
February 20, 2023 - September 17, 2025Implemented Tabby Buy Now, Pay Later integration for UAE and KSA; enhanced the room selection feature in the booking flow; migrated core flows from web view to native; led the hotels vertical from planning to feature delivery; contributed to native booking checkout flow, increasing conversion by 40%.
Senior iOS Engineer at Digitify
June 20, 2021 - September 17, 2025Led end-to-end development of the Super App implementation for YAP in the UAE, Ghana, and Pakistan; drove architecture discussions for cross-region integration; established automated tests with up to 80% code coverage; wrote well-structured, decoupled code and promoted maintainability; contributed to EDB Business Banking app.
Senior Software Engineer - iOS | Flutter at Square63
July 20, 2019 - September 17, 2025Led end-to-end development for ListFixx (iOS) and Todo (offline-first) and contributed to Streetwyze (Flutter); focused on performance optimization and QA; collaborated with cross-functional teams to evolve features and architecture.
Software Engineer - iOS | Flutter at Square63
May 20, 2017 - September 17, 2025Revamped BookMe iOS & Android apps; developed One Life Diet in Swift with animations and graphs; supported Qatar Living classifieds; gathered requirements with clients; built new apps from scratch and worked with backend to align services.
Lead Mobile Engineer at CN CM LLC
March 1, 2025 - PresentLeading development of Quick Serve platform, architecting and shipping features for a dual‑sided platform connecting verified skilled workers with users via on‑demand scheduling and onboarding flows. Built consumer‑facing iOS app using Swift, MVVM architecture, modular UI flows for onboarding, real‑time booking, in‑app chat, and payments.Led AI feature integration, including autonomous agents and scalable data pipelines to deliver intelligent, responsive experiences.
Staff Mobile Engineer at Dubizzle Group
February 1, 2025 - September 17, 2025Led the Chat revamp to improve UX, modernize codebase from MVC to VIP architecture, and modularize core components. Integrated Flutter into the native app to revamp key features across platforms. Enhanced Property and Motors modules to boost usability, engagement, and feature discoverability. Achieved ~30% reduction in build size by optimizing dependencies and assets; improved crash rate to 99.9% crash‑free with profiling discipline.
Software Engineer II - iOS at Wego
February 1, 2023 - September 17, 2025Implemented Buy Now, Pay Later flow via Tabby integration for UAE/KSA; improved booking flows with room selection; migrated core experiences from web view to native, boosting smoothness and reliability. Led hotels vertical development and contributed to native booking checkout flow, increasing checkout conversions by ~40%.
Senior iOS Engineer at Digitify
June 1, 2021 - September 17, 2025Led end‑to‑end iOS development for high‑performing apps in Lahore, focusing on performance optimization and QA. Worked on ListFixx, Todo, and Streetwyze, driving offline‑first capabilities, animations, and map navigation features; established robust code quality through peer reviews and automated testing.
Senior Software Engineer - iOS | Flutter at Square 63
July 1, 2019 - September 17, 2025Architected and implemented iOS/Flutter features for the Square63 Super App ecosystem, delivering cross‑platform experiences and performance improvements. Led automated tests and CI practices to achieve high code coverage and stable releases.
Flutter Software Engineer at Logix Technologies
May 1, 2017 - September 17, 2025Revamped BookMe iOS & Android apps; built OneLifeDiet from scratch in Swift with animations and data visualizations. Collaborated on Qatar Living classifieds, gathering requirements, and delivering white‑label apps for multiple restaurant clients. Coordinated with backend teams on API design and durable mobile experiences.
Founding Engineering Lead at CNCM LLC
March 20, 2025 - PresentFounding engineering lead building Quick Serve, a dual-sided platform connecting users with verified skilled workers through instant and scheduled bookings. Built the consumer iOS app with SwiftUI and MVVM, implementing onboarding, real-time booking, in-app chat, and payments. Also developed the worker-facing app in Flutter, enabling job management, availability tracking, and real-time updates. Led UX research and product strategy, participated in early validation, wireframe reviews, and usability testing to shape a 0→1 journey. Implemented AI features and scalable data systems to deliver intelligent, responsive experiences.
Lead Mobile Engineer at Dubizzle Group
February 20, 2025 - September 17, 2025Led the mobile engineering team, revamping chat architecture from MVC to VIP and modularizing key components. Integrated Flutter into the native app, enabling feature parity across platforms. Enhanced Property and Motors listing modules, improving usability and engagement. Achieved 30% build-size reduction by optimizing dependencies and assets. Resolved memory crashes to improve crash-free rate to 99.9%. Secured production keys with AES encryption and injected secrets via Bitrise for production builds. Managed CI/CD pipelines on the Core team to protect releases. Improved app responsiveness by 50% in low/no network conditions. Launched Zameen Shop to enhance bookings and revenue.
Software Engineer II - iOS at Wego
February 20, 2023 - September 17, 2025Implemented Tabby BNPL integration for UAE/KSA, streamlined hotel room selection, and migrated core booking flows from web view to native. Led development of the hotels vertical from planning to feature delivery, contributing to a 40% uplift in checkout conversion.
Senior iOS Engineer at Digitify
June 20, 2021 - September 17, 2025Led end-to-end development of the YAP Super App across UAE, Ghana, and Pakistan. Scoped architecture for cross-region integration, and drove automated testing with up to 80% code coverage. Focused on delivering clean, maintainable code and scalable mobile experiences.
Senior Software Engineer - iOS | Flutter at Square63
July 20, 2019 - September 17, 2025Architected and built iOS/Android apps for ListFixx (meal planning/sharing) and Todo (offline-first), and contributed to Flutter-based Streetwyze (map navigator). Proactively addressed performance bottlenecks and maintained high code quality through thorough peer reviews.
Flutter Software Engineer at Crew Logistics Technologies
May 20, 2017 - September 17, 2025Revamped BookMe iOS & Android apps and developed OneLifeDiet from scratch in Swift. Supported Qatar Living by addressing important production bugs. Gathered requirements and collaborated with backend teams to develop new apps from scratch while following best practices.
Education
BS Computer Science at University of Engineering & Technology, Lahore
January 1, 2012 - June 30, 2016BS Computer Science at University of Engineering & Technology, Lahore
January 11, 2030 - June 1, 2016Qualifications
Industry Experience
Software & Internet, Travel & Hospitality, Financial Services, Real Estate & Construction, Computers & Electronics, Media & Entertainment, Professional Services
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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