React Native • IoT • Performance
Andersen EV.
Migrated EV charging app to React Native New Architecture, improving performance by 30%. Implemented biometric auth and achieved 99.9% uptime.
Hi, I'm Sambulo Senda. I help teams design and code beautiful, reliable apps with React Native.
Available for projects
App Store Featured
React Native TypeScript Redux GraphQL Node.js CI/CD
A few apps I've made.
Real apps, designed and developed from start to finish.
React Native • MobX • GraphQL
Aspire.
Built mental well-being app serving 10,000+ users with 98% crash-free rate. Reduced bundle size by 35% and achieved 95% test coverage.
React Native • React • Enterprise
Onwellbeing.
Developed business-critical React Native mobile apps and React web applications serving 10,000+ daily users across hospitality brands.
Consulting • AWS • Security
Report Focus News.
Delivered multiple React Native apps with offline-first architecture, biometric authentication, and GDPR compliance for various industries.
Let's build something together.
Whether you need design, development, or both — I'm ready to help.