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I am a Senior Mobile Engineer with over 12 years of experience in building scalable mobile applications across various industries such as healthcare, e-commerce, gaming, and education. I specialize in React Native and have extensive expertise in native iOS and Android development. I enjoy leveraging cloud platforms like AWS and GCP to optimize app performance and deliver seamless cross-platform experiences. Throughout my career, I have led mobile development teams, mentored junior engineers, and implemented best practices to improve code quality and efficiency. I am passionate about creating user-centric applications that drive business growth and improve user satisfaction.…I am a Senior Mobile Engineer with over 12 years of experience in building scalable mobile applications across various industries such as healthcare, e-commerce, gaming, and education. I specialize in React Native and have extensive expertise in native iOS and Android development. I enjoy leveraging cloud platforms like AWS and GCP to optimize app performance and deliver seamless cross-platform experiences. Throughout my career, I have led mobile development teams, mentored junior engineers, and implemented best practices to improve code quality and efficiency. I am passionate about creating user-centric applications that drive business growth and improve user satisfaction.

Daniel Heathcote

App Developer, Developer, Programmer, +1

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I am a Senior Mobile Engineer with over 12 years of experience in building scalable mobile applications across various industries such as healthcare, e-commerce, gaming, and education. I specialize in React Native and have extensive expertise in native iOS and Android development. I enjoy leveraging cloud platforms like AWS and GCP to optimize app performance and deliver seamless cross-platform experiences. Throughout my career, I have led mobile development teams, mentored junior engineers, and implemented best practices to improve code quality and efficiency. I am passionate about creating user-centric applications that drive business growth and improve user satisfaction.…I am a Senior Mobile Engineer with over 12 years of experience in building scalable mobile applications across various industries such as healthcare, e-commerce, gaming, and education. I specialize in React Native and have extensive expertise in native iOS and Android development. I enjoy leveraging cloud platforms like AWS and GCP to optimize app performance and deliver seamless cross-platform experiences. Throughout my career, I have led mobile development teams, mentored junior engineers, and implemented best practices to improve code quality and efficiency. I am passionate about creating user-centric applications that drive business growth and improve user satisfaction.

Available to hire

I am a Senior Mobile Engineer with over 12 years of experience in building scalable mobile applications across various industries such as healthcare, e-commerce, gaming, and education. I specialize in React Native and have extensive expertise in native iOS and Android development. I enjoy leveraging cloud platforms like AWS and GCP to optimize app performance and deliver seamless cross-platform experiences.

Throughout my career, I have led mobile development teams, mentored junior engineers, and implemented best practices to improve code quality and efficiency. I am passionate about creating user-centric applications that drive business growth and improve user satisfaction.

Skills

Experience Level

Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Senior Mobile Engineer at Amazon

June 1, 2025 - August 5, 2025

Led mobile development for Amazon Shopping and Amazon One Medical apps, integrating cutting-edge technologies like AI, AR, and real-time systems to enhance retail and healthcare platforms. Delivered media-rich shopping experiences such as the Amazon Inspire feed. Developed native mobile features including biometric authentication and AR try-on experiences. Ensured regulatory compliance including HIPAA and PCI. Collaborated with AI/ML teams embedding an LLM-powered shopping assistant. Mentored junior developers and improved code architecture and delivery velocity.

Senior Mobile Developer (Frontend Focus – React & React Native) at DoorDash

June 1, 2021 - August 5, 2025

Developed and enhanced the DoorDash mobile food delivery app primarily using React Native, including interactive UI components, real-time order tracking, payment integrations, push notifications, and native features like GPS tracking and Apple Pay/Google Pay. Collaborated with backend engineers for API integrations and supported social media features like real-time chat and media sharing, improving user engagement.

Mobile Developer (Android & iOS) at Rovio Entertainment

April 1, 2017 - August 5, 2025

Developed cross-platform mobile games including Angry Birds 2 and Angry Birds Blast! using Unity and C#. Focused on gameplay features such as real-time multiplayer and state persistence, integrating AWS DynamoDB for data synchronization. Implemented ad monetization with Google Ads SDK and AdMob. Enhanced gameplay with native Android and iOS SDK features like accelerometer controls and social sharing, and used analytics to improve player retention.

Mobile Developer (iOS focus) at BetterLesson

April 1, 2014 - August 5, 2025

Developed an education app with interactive lessons, quizzes, video content, and offline support for students. Used Objective-C and Swift for responsive UI, implemented custom video players and real-time progress tracking using Core Data. Integrated Firebase for push notifications and user authentication. Designed offline functionality to improve accessibility in low-connectivity environments.

Senior Mobile Engineer at Amazon

June 1, 2025 - August 5, 2025

Led development of mobile experiences for Amazon Shopping and Amazon One Medical, focusing on innovative features in retail and healthcare platforms. Built the Amazon Inspire TikTok-style feed with optimized video playback and infinite scrolling. Created native performance-critical components in Swift and Kotlin, including AR try-on features and biometric authentication. Worked closely with AI/ML teams to integrate an LLM-powered shopping assistant. Developed HIPAA-compliant real-time modules for appointment booking, video visits, and provider messaging. Enhanced engagement using push notifications and real-time state synchronization across devices. Mentored junior developers and improved delivery velocity by over 30%.

Senior Mobile Developer (Frontend Focus – React & React Native) at DoorDash

June 1, 2021 - August 5, 2025

Developed the DoorDash food delivery app using React Native, focusing on interactive UI and state management. Led frontend work on real-time order tracking, payment integration, and push notifications. Integrated GPS tracking and payment features using native SDKs. Enhanced social media features including real-time chat and media sharing. Collaborated with backend teams for smooth API integration using AWS and GCP. Gained experience in native mobile languages for platform-specific features.

Mobile Developer (Android & iOS) at Rovio Entertainment

April 1, 2017 - August 5, 2025

Developed cross-platform mobile games like Angry Birds 2 and Angry Birds Blast! using Unity and C#, with focus on real-time multiplayer, game state persistence, and ad monetization. Integrated Google Ads SDK and Firebase Analytics for user engagement tracking and monetization. Enhanced gameplay with native features like accelerometer controls, camera integration, and social sharing using native Android and iOS SDKs.

Mobile Developer (iOS focus) at BetterLesson

April 1, 2014 - August 5, 2025

Developed an educational app providing interactive lessons, quizzes, video content, and offline support primarily for iOS using Swift and Objective-C. Implemented real-time progress tracking and personalized learning experiences. Integrated Firebase for user authentication and push notifications. Designed offline functionality to ensure content accessibility in low connectivity environments.