Available to hire
Hi, I’m Vishwa Fernando, a Senior iOS Engineer with 8+ years of experience building high-performance mobile apps in Swift and Objective-C across fintech, telecom, and smart-home domains. I enjoy leading end-to-end feature delivery, mentoring junior developers, and shipping white-label products at scale. I also have secondary expertise in Flutter and native Android, and I’m open to remote roles globally.
I thrive in cross-functional teams, collaborating with product owners and QA to define effort estimates and realistic delivery timelines. I enforce architectural guidelines and coding standards through thoughtful code reviews and technical discussions, while continuously profiling, testing, and optimising for performance.
Language
English
Fluent
Sinhala, Sinhalese
Fluent
Work Experience
Senior iOS Engineer at Zone24x7
August 1, 2025 - PresentTook full ownership of AceTrak & KnoCen warehouse-management iOS apps, leading end-to-end architecture and delivery. Collaborated with product owners and QA to define effort estimates and realistic delivery timelines across multiple releases. Enforced architectural guidelines and coding standards through systematic code reviews and technical discussions.
Senior iOS Engineer at Circles
May 1, 2024 - August 1, 2025Contributed to end-to-end development of 4 white-label iOS apps (ANP, AT&T, ONIC, TSEL) on Circles' global SaaS telco platform. Reduced defect rate by championing unit testing, performance profiling, and continuous optimisation across all apps. Led cross-team code reviews that enforced coding standards and accelerated knowledge sharing among 10+ engineers. Mentored junior developers and improved onboarding efficiency by creating structured guides and pairing sessions.
Senior iOS Software Engineer at Circles (Singapore) – ANP App / AT&T App / ONICA App
May 1, 2024 - PresentContributed to end-to-end development of multiple white-label iOS apps for global telecom partners, ensuring seamless integration with Circles' SaaS platform.
Freelance Flutter Developer at InCite Logix
November 1, 2019 - February 1, 2020Delivered the AIRR AI Readiness Roadmap quiz app end-to-end using Flutter, integrating Firebase Auth, Analytics, and Push Notifications. Resolved complex Dart edge-cases in Flutter 1.x, improving app stability and crash-free rate.
Flutter & Mobile Developer at Infixd Connect (PVT) LTD
November 1, 2019 - February 1, 2020Developed Flutter-based mobile apps, collaborated with product teams, and delivered AIR RAI Readiness Roadmap App – a scalable, high-performing quiz platform for telecom partners.
Senior iOS Engineer at Kasper Global (PVT) LTD
September 1, 2019 - September 1, 2023Architected and delivered the Kasper Smart Home iOS app, integrating BLE peripherals, Wi-Fi modules, occupancy & temperature sensors. Built POC apps validating BLE RSSI-based distance tracking, geofencing with live traffic data, and TensorFlow-powered object recognition. Maintained high app quality through rigorous testing and performance tuning, achieving consistently smooth UX on low-end devices.
Senior iOS Software Engineer at Kasper Global (PVT) Ltd
September 1, 2019 - September 1, 2023Kasper-Smart Home App – innovative smart home solution for the home automation system. Collaborated with Mobile Development Manager to deliver accurate project estimates, progress reports, and risk assessments for ongoing and upcoming initiatives. Championed app performance, quality, and testing; led code reviews; integrated Firebase; designed PoCs including BLE distance tracking, geofencing with traffic data integration, and TensorFlow-based object recognition.
Software Engineer – Mobile at GWC Technologies
September 1, 2018 - August 1, 2019Developed new features for Fynd service-booking app in Flutter, coordinating with designers and PMs aligned to the product roadmap. Integrated Firebase for real-time data sync, analytics, and push notifications.
Associate Software Engineer – Mobile at Paymedia (PVT) LTD
October 1, 2017 - August 1, 2018Developed and maintained 4 fintech iOS apps (Amana Bank BAYD, DirectPay, OrelPay, Sampath Slip-less) in Swift & Objective-C.Implemented iOS SDK for QR scanning and payment flows integrated into third-party applications. Applied MVC/MVVM architectures and enforced security best practices — Keychain storage, data encryption.
Software Engineer - Mobile (Android/iOS) at Paymedia (PVT) LTD
September 1, 2017 - August 1, 2018Worked on Android/iOS mobile apps including Aman Bank Bayda App and Direct Pay payment solutions, implementing payment processing features and POS-related functionality.
Trainee Software Engineer – Mobile at Infixd Connect (PVT) LTD
March 1, 2017 - September 1, 2017Built iOS features for the Infixd social-networking app, applying OOP principles and MVC architecture. Used Jira for task management and GitHub for version control in an Agile team environment.
Education
BSc Software Engineering at University of Plymouth
August 1, 2013 - December 1, 2016BSc in Software Engineering at University of Plymouth (UK)
January 1, 2013 - January 1, 2016Qualifications
iOS App Development: Test-Driven Development
January 11, 2030 - February 6, 2026Udemy – iOS & Swift: The Complete iOS App Development Bootcamp
January 11, 2030 - June 24, 2026LinkedIn Learning – Mobile Device Security
January 11, 2030 - June 24, 2026LinkedIn Learning – iOS App Development: Test-Driven Development
January 11, 2030 - June 24, 2026LinkedIn Learning – App Center: Continuous Integration & Delivery for iOS
January 11, 2030 - June 24, 2026Prompt Engineering with ChatGPT
January 11, 2030 - June 24, 2026Industry Experience
Telecommunications, Software & Internet, Media & Entertainment, Financial Services, Professional Services
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