KristalPithwa.
Hi there!
I architect and ship high-performance mobile applications for iOS & Android. With 5+ years of production experience, I specialize in 60fps animations, cross-platform architecture, and publishing to the App Store & Google Play.
Kristal Pithwa
Expert Mobile Developer & React Native Specialist
Crafting fluid, high-performance mobile experiences.
With over 5+ years of specialized mobile development, I bridge the gap between design vision and technical execution. I build production-grade applications using React Native, TypeScript, and native bridges, focusing on silky 60fps animations, intuitive UX, and clean architecture.
Technologies I Master
Specialized in high-performance mobile architectures, native bridging, and modern full-stack web standards.
Core Mobile Development
Engineering production-grade iOS & Android applications with React Native, Expo, and fluid 60fps native interactions.
Frontend & Backend Ecosystem
Building full-stack web architectures with high-performance React/Next.js interfaces and robust Node.js/Express services.
Languages, State & Design Systems
Type-safe software design with TypeScript/JavaScript, centralized state with Redux, and modern styling via Tailwind CSS.
Production Apps & Libraries
A showcase of live mobile applications deployed to the App Store & Google Play, alongside open-source React Native NPM packages.
React Native LinkedIn Login (Library)
A React Native library that simplifies LinkedIn login integration using a WebView modal. It provides a ready-to-use component for handling TypeScript-based authentication flows with ease.
React Native Open Street Map View (Library)
A React Native component for rendering OpenStreetMap on Android and iOS. It serves as a drop-in replacement for Google Maps, offering features like zoom, routing, and markers.
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Social Music App - Dedicated Developer
The Social Music App is the ultimate social platform for music enthusiasts worldwide, designed to connect friends based on music taste with GPS features.
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Clinic System App - Dedicated Developer
Clinic Management System App designed for registered staff, providing seamless access to client profiles, medical history, and detailed journal entries.
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Learning App for students
Adaptive learning applications help students of all ages improve their writing skills with AI-powered instant feedback on responses.
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Battle Rap Live App - Dedicated Developer
Discover your rap potential with BattleRapLive, the ultimate freestyle and battle rap app. Designed to awaken the MC within.
GitHub Contribution Activity
Consistent code commits, open-source packages, and real-world mobile app maintenance.
Available On Global Talent Platforms
Looking for escrow-protected contracts, vetted freelance engagements, or direct enterprise hiring? You can hire and collaborate with me across the world's leading tech platforms.
Upwork
Top Rated Freelancer & Mobile Specialist
Hire me with full escrow payment protection. Ideal for fixed-price milestones, hourly direct contracts, and short or long-term mobile development sprints.
Andela
Vetted Global Talent Network
Available through Andela's elite talent cloud for enterprise engineering teams, high-growth tech companies, and distributed remote product squads.
Arc.dev
Silicon Valley-Vetted Remote Talent
Pre-screened for senior-level coding excellence, system design, and communication. Fast-tracked for high-impact US & international tech organizations.
Escrow & Secure Billing
100% safe payments with platform-backed milestone protection
NDA & IP Protection
Full intellectual property transfer & enterprise NDA compliance
Global Timezone Overlap
Flexible working hours aligned with US, European & Global teams
Production-Grade Quality
App Store approved, 60fps performance & clean type-safe code
What Clients Say About Working With Me
Real feedback from international clients and product teams on Upwork who hired me to build, optimize, and ship high-performance mobile applications.
App Development Assistance Needed
“Kristal is very good at mobile app development, he communicated well and finished the work as agreed. Im very happy with the outcome.”
Optimize React Native News App
“Awesome guy, hard working and trying his best to satisfy client needs. I'd recommend working with him, he is good.”
Have a Mobile App Idea? Let's Build It.
Whether you need a brand-new React Native app from scratch, performance optimization for an existing codebase, or an experienced developer for your team — I'm here to help.