John N. Harrison
React Native Developer
€47.00 - €60.00 / hr
About Freelancer
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Availability:limited
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Tools StackReact Native., TypeScript., Redux and state management., Native module bridging (iOS and , Android SDK and iOS SDK., Flipper for debugging and profil, Fastlane for CI/CD and deploymen, Jest for unit testing., Detox for end-to-end testing.
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Average Project DurationAverage projects typically take
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Preferred Project Min Hours15
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Preferred Project Typeshourly
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Response TimeI respond within 24 hours.
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Weekly Capacity Hours25
UK-based React Native and Kotlin mobile developer with an advisory startup mindset. I focus on scalable architectures, platform-agnostic solutions, and calm, outcome-driven collaboration. Notable engagements with Monzo and Starling Bank highlight a track record of delivering reliable fintech mobile experiences.
Education
B
2010-2014
BSc Computer Science
University of Reading
Core software engineering concepts, algorithms, data structures, and mobile computing fundamentals.
C
2018
Certified React Native Developer
Independent Certification
Hands-on architecture, bridging, and performance optimization for React Native projects.
A
2021
AWS Certified Developer – Associate
Amazon Web Services
Cloud integration for mobile apps, serverless patterns, and scalable backend interfaces.
