Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a results-driven Senior iOS Developer with over 6 years of experience across Canada, Japan, and India. My expertise lies in native iOS development, AI prompt engineering, and managing enterprise software systems. My journey has involved launching SwiftUI-based apps globally and modernizing legacy architectures with cutting-edge technologies. With a Master’s degree from the University of Waterloo, I am passionate about crafting innovative solutions, improving performance, and embracing the latest AI techniques. I thrive in collaborative environments and am dedicated to enhancing user experiences through efficient and effective development practices.…I am a results-driven Senior iOS Developer with over 6 years of experience across Canada, Japan, and India. My expertise lies in native iOS development, AI prompt engineering, and managing enterprise software systems. My journey has involved launching SwiftUI-based apps globally and modernizing legacy architectures with cutting-edge technologies. With a Master’s degree from the University of Waterloo, I am passionate about crafting innovative solutions, improving performance, and embracing the latest AI techniques. I thrive in collaborative environments and am dedicated to enhancing user experiences through efficient and effective development practices.

Tushar Chitnavis





I am a results-driven Senior iOS Developer with over 6 years of experience across Canada, Japan, and India. My expertise lies in native iOS development, AI prompt engineering, and managing enterprise software systems. My journey has involved launching SwiftUI-based apps globally and modernizing legacy architectures with cutting-edge technologies. With a Master’s degree from the University of Waterloo, I am passionate about crafting innovative solutions, improving performance, and embracing the latest AI techniques. I thrive in collaborative environments and am dedicated to enhancing user experiences through efficient and effective development practices.…I am a results-driven Senior iOS Developer with over 6 years of experience across Canada, Japan, and India. My expertise lies in native iOS development, AI prompt engineering, and managing enterprise software systems. My journey has involved launching SwiftUI-based apps globally and modernizing legacy architectures with cutting-edge technologies. With a Master’s degree from the University of Waterloo, I am passionate about crafting innovative solutions, improving performance, and embracing the latest AI techniques. I thrive in collaborative environments and am dedicated to enhancing user experiences through efficient and effective development practices.

Available to hire

I am a results-driven Senior iOS Developer with over 6 years of experience across Canada, Japan, and India. My expertise lies in native iOS development, AI prompt engineering, and managing enterprise software systems. My journey has involved launching SwiftUI-based apps globally and modernizing legacy architectures with cutting-edge technologies.

With a Master’s degree from the University of Waterloo, I am passionate about crafting innovative solutions, improving performance, and embracing the latest AI techniques. I thrive in collaborative environments and am dedicated to enhancing user experiences through efficient and effective development practices.

Skills

Swift

Experience Level

Swift

Expert

Language

English

Fluent

Japanese

Intermediate

Work Experience

iOS Developer at Mozilla Corporation

May 1, 2024 - December 1, 2024

Rebuilt the Firefox iOS app’s Network Error Page Revamp using the Coordinator and Redux pattern, migrating multi-threaded Objective-C code to Swift while improving code modularity and UI test coverage.

Lead iOS Developer at NTT Data Intellilink

April 1, 2022 - July 1, 2023

Managed an offshore team of 6+ developers for the Procter & Gamble SK-II Popup Stores app, leading to a 20% increase in delivery efficiency and improving client satisfaction by 30%.

Senior iOS Developer at NTT Data Inc.

June 1, 2017 - March 1, 2022

Re-architected legacy .NET systems into modern iOS applications, collaborating with global teams and conducting AI PoCs for chatbot integration and image recognition.

Indie Developer at Unmask Lab

January 1, 2025 - Present

Developed an iOS app named Unmask Lab focused on on-device facial feature segmentation and implemented a CI/CD pipeline using GitHub Actions for automated builds.

Expert AI Code Trainer at Outlier AI, Mercor, Alignerr

January 1, 2025 - Present

Built a freelance practice managing client relationships and optimizing 1000+ domain-specific prompts for AI model training and reinforcement learning.