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I'm Sathsara Maduranga, a senior iOS engineer with nearly 6 years of experience building mission-critical enterprise apps for international Agile teams. I specialize in Swift, Objective-C, UIKit, and MVVM, and I consistently improve app stability and performance by addressing memory leaks and UI bottlenecks with Xcode Instruments. I enjoy driving end-to-end App Store releases and mentoring teammates to raise the bar on code quality and engineering standards. I thrive in global, cross-functional environments (AU/USA) and advocate for clean architecture, scalable components, and automated delivery via TestFlight. I’m passionate about delivering polished user experiences, collaborating with QA and backend teams, and continuously learning new techniques to ship robust mobile solutions.…I'm Sathsara Maduranga, a senior iOS engineer with nearly 6 years of experience building mission-critical enterprise apps for international Agile teams. I specialize in Swift, Objective-C, UIKit, and MVVM, and I consistently improve app stability and performance by addressing memory leaks and UI bottlenecks with Xcode Instruments. I enjoy driving end-to-end App Store releases and mentoring teammates to raise the bar on code quality and engineering standards. I thrive in global, cross-functional environments (AU/USA) and advocate for clean architecture, scalable components, and automated delivery via TestFlight. I’m passionate about delivering polished user experiences, collaborating with QA and backend teams, and continuously learning new techniques to ship robust mobile solutions.

Sathsara Maduranga

Web Developer, Programmer, Full Stack Developer, +4

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I'm Sathsara Maduranga, a senior iOS engineer with nearly 6 years of experience building mission-critical enterprise apps for international Agile teams. I specialize in Swift, Objective-C, UIKit, and MVVM, and I consistently improve app stability and performance by addressing memory leaks and UI bottlenecks with Xcode Instruments. I enjoy driving end-to-end App Store releases and mentoring teammates to raise the bar on code quality and engineering standards. I thrive in global, cross-functional environments (AU/USA) and advocate for clean architecture, scalable components, and automated delivery via TestFlight. I’m passionate about delivering polished user experiences, collaborating with QA and backend teams, and continuously learning new techniques to ship robust mobile solutions.…I'm Sathsara Maduranga, a senior iOS engineer with nearly 6 years of experience building mission-critical enterprise apps for international Agile teams. I specialize in Swift, Objective-C, UIKit, and MVVM, and I consistently improve app stability and performance by addressing memory leaks and UI bottlenecks with Xcode Instruments. I enjoy driving end-to-end App Store releases and mentoring teammates to raise the bar on code quality and engineering standards. I thrive in global, cross-functional environments (AU/USA) and advocate for clean architecture, scalable components, and automated delivery via TestFlight. I’m passionate about delivering polished user experiences, collaborating with QA and backend teams, and continuously learning new techniques to ship robust mobile solutions.

Available to hire

I’m Sathsara Maduranga, a senior iOS engineer with nearly 6 years of experience building mission-critical enterprise apps for international Agile teams. I specialize in Swift, Objective-C, UIKit, and MVVM, and I consistently improve app stability and performance by addressing memory leaks and UI bottlenecks with Xcode Instruments. I enjoy driving end-to-end App Store releases and mentoring teammates to raise the bar on code quality and engineering standards.

I thrive in global, cross-functional environments (AU/USA) and advocate for clean architecture, scalable components, and automated delivery via TestFlight. I’m passionate about delivering polished user experiences, collaborating with QA and backend teams, and continuously learning new techniques to ship robust mobile solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Senior iOS Mobile Engineer at IGT 1 Lanka Pvt Ltd

November 1, 2024 - December 1, 2025

Engineered mission-critical mobile features using Swift, UIKit, and Structured Concurrency (async/await), refactoring legacy completion handlers to improve maintainability. Architected modular components using MVVM and refactored legacy code to enhance app maintainability and scalability. Optimized app performance and stability by resolving complex memory leaks and UI bottlenecks using Xcode Instruments. Led code reviews and mentored junior developers, establishing modern Swift engineering standards and automated delivery pipelines via TestFlight. Analyzed recurring crashes and memory leaks using Firebase Crashlytics and Xcode Instruments, resolving reference cycles to improve app stability and reduce post-release defects.

Senior Software Engineer at IGT 1 Lanka Pvt Ltd (Outsourced to WorkWave, USA)

November 1, 2024 - December 1, 2025

Developed and maintained iOS and Android apps using Swift, UIKit, and Xamarin for Pestpac, RealGreen, and WinTeam; led timely releases, fixed bugs, and improved stability; mentored 2 junior iOS developers; collaborated with product owners, QA, and backend engineers; managed build configurations and automated release processes; used Xcode Instruments for performance profiling; monitored Firebase Crashlytics and analytics to prioritize fixes and feature improvements.

Senior iOS Mobile Engineer at IFS R&D International Pvt Ltd

April 1, 2024 - October 1, 2024

Engineered enterprise iOS features using Swift and UIKit, ensuring technical continuity and high-quality application releases. Mentored junior iOS developers via code reviews and technical guidance to improve team productivity and code standards. Collaborated in Agile squads using Swift and Xamarin to deliver robust mobile solutions and ensure seamless execution. Managed end-to-end App Store release processes, ensuring timely and stable deployments of iOS applications.

Senior Software Engineer at IFS R&D International Pvt Ltd (Outsourced to WorkWave, USA)

April 1, 2024 - October 1, 2024

Developed and maintained iOS and Android apps for Pestpac, RealGreen, and WinTeam; mentored junior developers; collaborated with Agile teams; led app release processes for App Store and Google Play Store; used C#, Xamarin, Git; ensured robust mobile solutions.

Senior iOS Mobile Engineer at iCan Lanka Pvt Ltd

September 1, 2022 - April 1, 2024

Developed and maintained native iOS applications using Swift and Objective-C, delivering business-critical wallet, chat, and Firebase-based features. Integrated RESTful APIs and collaborated with backend teams to ensure seamless data synchronization and optimized feature functionality. Managed end-to-end App Store release processes for 3+ applications, ensuring timely deployments and high app stability. Mentored team members through technical discussions and code reviews to promote modern Swift best practices and consistent code quality. Partnered with QA and product stakeholders in Agile squads to align on requirement gathering and ensure high-quality feature delivery.

Senior Software Engineer – iOS at iCan Lanka Pvt Ltd

September 1, 2022 - April 1, 2024

Designed and maintained native iOS applications using Swift and Objective-C, delivering wallet, chat, and Firebase-based features; integrated RESTful APIs; led app releases for the App Store; mentored team members; ensured compatibility and performance.

iOS Engineer at Proitzen Pvt Ltd

June 1, 2022 - September 1, 2022

Developed iOS features using Swift and UIKit, enhancing stability and UX through targeted UI improvements. Resolved application crashes and bugs, significantly reducing downtime and improving performance. Refined UI/UX layouts and interaction flows to ensure alignment with product design standards. Maintained high code quality and version control standards using Git within a CI/CD workflow.

Software Engineer – iOS (Remote | WFH) at Proitzen Australia

June 1, 2022 - September 1, 2022

Developed and maintained iOS features using Swift and UIKit; fixed bugs, improved stability and UI; collaborated remotely with cross-functional teams; maintained code quality with Git and CI.

Associate iOS Engineer & Team Lead at Elegant Media Pvt Ltd

May 1, 2020 - June 1, 2022

Developed iOS features using Swift, leading a cross-functional team of 7 and managing Australian stakeholders to align technical implementation with business requirements. Led the strategic decision to refactor tightly coupled UI logic into MVVM ViewModels, significantly reducing crashes and improving maintainability. Conducted code reviews and mentored junior developers to elevate team productivity and code standards. Led end-to-end App Store submission and release processes for multiple successful app launches. Coordinated with backend, QA, and Android teams to ensure seamless cross-platform feature integration.

Associate Software Engineer – iOS at Elegant Media Pvt Ltd

May 1, 2020 - June 1, 2022

Developed and maintained iOS features using Swift and SwiftUI; led a cross-functional team of 7; conducted code reviews and mentored juniors; managed App Store submissions and release readiness; published multiple iOS apps.