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I am a Senior iOS Engineer & Technical Lead with over 7 years of experience building high-performance, scalable iOS applications using Swift and advanced architectural patterns like MVC, MVVM, VIP, and VIPER. I have led cross-functional teams to deliver secure, enterprise-grade apps in the banking domain, including the UOB TMRW app serving retail and private banking customers across Asia. My expertise spans RESTful API integration, end-to-end encryption, unit and UI test automation (including Applitools-based visual testing), and driving CI/CD pipelines, resulting in a 40% improvement in app load time and 30% increase in user retention. I consistently enforce and maintain 90%+ code coverage using SonarQube to uphold code quality. I actively mentor developers, conduct code reviews, and collaborate directly with onsite clients to align delivery with business goals.…I am a Senior iOS Engineer & Technical Lead with over 7 years of experience building high-performance, scalable iOS applications using Swift and advanced architectural patterns like MVC, MVVM, VIP, and VIPER. I have led cross-functional teams to deliver secure, enterprise-grade apps in the banking domain, including the UOB TMRW app serving retail and private banking customers across Asia. My expertise spans RESTful API integration, end-to-end encryption, unit and UI test automation (including Applitools-based visual testing), and driving CI/CD pipelines, resulting in a 40% improvement in app load time and 30% increase in user retention. I consistently enforce and maintain 90%+ code coverage using SonarQube to uphold code quality. I actively mentor developers, conduct code reviews, and collaborate directly with onsite clients to align delivery with business goals.

Kumaresan

App Developer, Developer, Programmer, +1

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I am a Senior iOS Engineer & Technical Lead with over 7 years of experience building high-performance, scalable iOS applications using Swift and advanced architectural patterns like MVC, MVVM, VIP, and VIPER. I have led cross-functional teams to deliver secure, enterprise-grade apps in the banking domain, including the UOB TMRW app serving retail and private banking customers across Asia. My expertise spans RESTful API integration, end-to-end encryption, unit and UI test automation (including Applitools-based visual testing), and driving CI/CD pipelines, resulting in a 40% improvement in app load time and 30% increase in user retention. I consistently enforce and maintain 90%+ code coverage using SonarQube to uphold code quality. I actively mentor developers, conduct code reviews, and collaborate directly with onsite clients to align delivery with business goals.…I am a Senior iOS Engineer & Technical Lead with over 7 years of experience building high-performance, scalable iOS applications using Swift and advanced architectural patterns like MVC, MVVM, VIP, and VIPER. I have led cross-functional teams to deliver secure, enterprise-grade apps in the banking domain, including the UOB TMRW app serving retail and private banking customers across Asia. My expertise spans RESTful API integration, end-to-end encryption, unit and UI test automation (including Applitools-based visual testing), and driving CI/CD pipelines, resulting in a 40% improvement in app load time and 30% increase in user retention. I consistently enforce and maintain 90%+ code coverage using SonarQube to uphold code quality. I actively mentor developers, conduct code reviews, and collaborate directly with onsite clients to align delivery with business goals.

Available to hire

I am a Senior iOS Engineer & Technical Lead with over 7 years of experience building high-performance, scalable iOS applications using Swift and advanced architectural patterns like MVC, MVVM, VIP, and VIPER. I have led cross-functional teams to deliver secure, enterprise-grade apps in the banking domain, including the UOB TMRW app serving retail and private banking customers across Asia.

My expertise spans RESTful API integration, end-to-end encryption, unit and UI test automation (including Applitools-based visual testing), and driving CI/CD pipelines, resulting in a 40% improvement in app load time and 30% increase in user retention. I consistently enforce and maintain 90%+ code coverage using SonarQube to uphold code quality. I actively mentor developers, conduct code reviews, and collaborate directly with onsite clients to align delivery with business goals.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

Tamil

Fluent

Work Experience

Technical Lead at HCL Technologies Pvt Ltd

March 1, 2025 - Present

Led development of the UOB Banking App, a scalable and secure mobile banking solution for retail and private banking customers across Asia. Implemented key functionalities focusing on performance, scalability, and maintainability. Developed modularized submodule projects to promote reusability and efficient code management. Achieved over 90% unit test coverage using Testing Best Practices and maintained high code quality through SonarQube analysis. Developed automated UI testing framework with Applitools for visual consistency checks. Conducted code reviews ensuring adherence to coding standards and design patterns. Managed daily scrum meetings, sprint planning, and progress tracking in Agile environment.

Senior iOS Developer at Thapovan InfoSystem Inc

March 1, 2025 - September 1, 2025

Developed and launched a health insurance iOS app, increasing user engagement by 60%. Implemented complex functionality with high code quality under tight deadlines. Applied rigorous testing methodologies to ensure bug-free releases. Created detailed Work Breakdown Structure (WBS) for new projects. Collaborated with onsite clients to gather requirements and foster communication. Integrated Stripe payment gateway. Led daily scrum meetings to ensure team alignment and on-time sprint delivery.

iOS Developer at RunAdam Sports Private Limited

March 1, 2020 - September 1, 2025

Contributed to the development of RunAdam Sports app focused on seamless user experience for sports event booking. Integrated third-party frameworks like Google Maps, Firebase, and social media onboarding. Implemented MVVM architecture ensuring code maintainability and scalability. Optimized performance following iOS Human Interface Guidelines to enhance load times and user-friendly design.

iOS Developer at Tranxit Technologies Private Limited

July 1, 2019 - September 1, 2025

Developed and enhanced clone applications of Uber, e-commerce, and food delivery platforms. Improved user experience via optimized UI/UX designs. Integrated multiple payment gateways including Stripe, Razorpay, and PayUMoney. Implemented advanced features like Google Maps integration, real-time driver location updates, and Uber workflow.

Junior iOS Developer at Cogzidel Technologies Private Limited

March 1, 2018 - September 1, 2025

Collaborated with cross-functional teams to develop Uber clone iOS applications for multiple clients. Worked closely with designers and developers to deliver efficient, scalable solutions. Demonstrated strong debugging skills to identify and resolve complex issues, ensuring smooth functionality across platforms.