Senior Mobile Engineer · 8+ Years · Austin, TX

I design and scale reliable mobile systems for high impact products.

Hi, I'm Sandip Chaulagain. I build secure, high performance mobile applications using React Native, Kotlin, Swift, and TypeScript, backed by scalable systems in Golang and Node.js.

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EXPERIENCE

0+ yrs

SHIPPED

USERS REACHED

0K+

About

Who I am

I am a Senior Mobile Engineer focused on scalable architecture, reliability, and long term maintainability. My work spans cross platform mobile systems, backend services, and native integrations where performance and stability matter.

I have led production React Native applications used by tens of thousands of users, rebuilt legacy Android systems into modular architectures, and shipped secure subscription, authentication, and cloud native infrastructure.

CURRENT FOCUS

Mobile architecture, performance, real time systems

OPEN TO

Senior and Staff Mobile Engineering roles

LOCATION

Austin, TX · Remote US

Featured Projects

CASE STUDY 01

Shift

Lead Mobile Engineer · 3Advance LLC

Offline first Expo app with real time updates, chat, and subscriptions for a community focused product.

Expo / React Native / TypeScript / Zustand / React Query / Expo SQLite / WebSocket / Stream / RevenueCat

CASE STUDY 02

LifePlus Pets

Lead Mobile Engineer · 3Advance LLC

Performance focused video experiences with high resolution playlists and TikTok style feed discovery.

React Native / TypeScript / Native Modules / Media Caching / Streaming / Paging and Prefetch / RevenueCat

CASE STUDY 03

The Quiet Collection

Lead Mobile Engineer · 3Advance LLC

Modernized a legacy React Native app to improve audio reliability, background playback, and developer velocity.

React Native / Expo / TypeScript / Background Audio / Minimized Player / CI/CD

CASE STUDY 04

Tootle Android Rebuild

Android Engineer · Hyperloop Pvt. Ltd.

Full Android rebuild with MVVM, modern UI, GraphQL integration, and real time rider tracking against a custom backend.

Kotlin / MVVM / GraphQL / Real Time Tracking / Custom Backend / Modern UI

Skills

Languages

TypeScript, Kotlin, Swift, Golang, C++, JavaScript

Mobile

React Native, iOS, Android, Expo, Jetpack Compose, Native Modules

Backend & Cloud

Golang, Node.js, REST, GraphQL, AWS, Serverless, Firebase, Supabase

Systems & Delivery

BLE, SQLite, Drizzle ORM, OpenCV, FFmpeg, GitHub Actions, Bitrise, Docker, CI/CD

Contact

Let's build reliable systems that scale.

Best way to reach me is email. I usually reply within 24 hours.

connect@codewithsandip.com LinkedIn GitHub