Amit Bhattarai
New Llano,LA
Summary
Senior React Native Engineer with extensive experience building and scaling high-performance mobile applications used by hundreds of thousands to millions of users. Strong expertise in architecture design, state management, API integration, performance optimization, and CI/CD automation across iOS and Android. Proven leader who takes full ownership from concept to release, delivering reliable, maintainable, and scalable software. Passionate about solving complex technical challenges and building products that create real impact.
Overview
10
10
years of professional experience
Work History
Mobile Engineer
First Stop Health, LLC
Chicago, IL
09.2023 - Current
- Led the development and maintenance of the company’s React Native mobile applications (with 1 million users) for iOS and Android, ensuring high performance and reliability
- Took full ownership of mobile app releases, including preparing and submitting builds to the App Store and Google Play, as well as managing over-the-air (OTA) updates using CodePush for faster feature rollouts.
- Implemented new features and enhancements using React Native, TypeScript, and MobX for state management, improving app performance and overall user experience.
- Took responsibility for planning and executing version cycles, handling hotfixes, and coordinating with product and QA teams to ensure smooth and timely releases.
- Led architectural decisions across multiple squads establishing reusable patterns and guiding long-term mobile strategy, improving state management patterns, and maintaining best practices for scalable and maintainable codebases.
Mobile Application Developer
XcelTrip Communication Pvt. LTD
Ktm
06.2022 - 04.2023
- Refactored existing React Native codebase with 500,000+ active users to enhance stability, reduce memory consumption and improve the overall user experience and increased mobile app performance by 15%.
- Used React Native to build hybrid app with JavaScript and TypeScript and shared 88% code sharing between android and iOS reducing development time by 35% and used Native modules to integrate deep features.
- Successfully worked remotely as a part of distributed team and demonstrated strong time management skills and discipline by actively engaging in virtual team building-activities and knowledge sharing sessions.
- Used Redux Saga as a middleware for managing asynchronous effects and state management.
- Increased the reusability by creating shared UI component library and app-wide hooks.
- Actively participated in stand-up meetings and app reviews and provided useful feedbacks for improving app UX and code optimization.
Full Stack Developer
Ambirise IT Solution
01.2019 - 04.2022
- Designed and maintained high performance systems resulting in 22% increase in App/Website traffic.
- Deployed web services and API’s that enabled seamless communication between front-end and back-end enhancing app functionalities with down time less than 0.01%.
- Deployed applications on multiple cloud-based production environment and maintained staging environments for testing and improving before release.
- Used most popular libraries like firebase, push notifications, socket, Google login, Facebook login, Google maps, payment gateways, biometrics, etc.
- Led a team of skilled developers, set goals, managed team performance resulting in 15% increase in department performance and made sure all deadlines were met successfully.
- Established strong relationships with clients, worked on feedbacks from them and shared updates with CI/CD.
Mobile Application Developer
GrayCode Technology
02.2016 - 08.2018
- Collaborated with team of designers, testers and researchers to implement features for native and hybrid application of various categories like GPS tracker, e-commerce, finance, university app etc.
- Got promoted to team lead for showing exceptional learning skills within 8 months of joining the company and trained 4 new interns and worked with them on multiple successful projects.
- Successfully created app from scratch and released in App Store and Play Store after testing, meeting all requirements and guidelines for approval with crash rate less than 0.1% per user.
- Worked with BLE, Beacons and other hardware.
Education
Bachelor in Science - Computer Science and Information Technology (BSc.CSIT)
NCCS (TU)
Kathmandu01.2017
Skills
- Languages: TypeScript, JavaScript, Swift, Kotlin
- Mobile Frameworks: React Native (advanced), Native Modules, React Navigation
- Architecture: Scalable mobile architecture, state normalization, predictable data flow, modular codebase design
- State Management: MobX, Redux, Redux Saga, Zustand, normalized global state patterns
- APIs & Backend Collaboration: REST APIs, GraphQL collaboration, mobile-optimized API contracts, async data handling
- Performance: Render optimization, memory management, performance profiling (Flipper, React DevTools), re-render control
- Native & Build Systems: Xcode, Android Studio, Gradle, CocoaPods, native bridge debugging
- CI/CD & Release: GitHub Actions, CodeMagic, CircleCI, OTA updates (CodePush), App Store & Google Play deployment, automated build pipelines
- Engineering Quality: Unit testing (Jest), snapshot testing, code reviews, technical documentation, large-scale refactoring
Timeline
Mobile Engineer
First Stop Health, LLC
09.2023 - Current
Mobile Application Developer
XcelTrip Communication Pvt. LTD
06.2022 - 04.2023
Full Stack Developer
Ambirise IT Solution
01.2019 - 04.2022
Mobile Application Developer
GrayCode Technology
02.2016 - 08.2018
Bachelor in Science - Computer Science and Information Technology (BSc.CSIT)
NCCS (TU)