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Urgent! Senior Mobile Platform Engineer - React Native Job Opening In Bengaluru – Now Hiring Grizmo Labs

Senior Mobile Platform Engineer React Native



Job description

<p>As a Senior Mobile Platform Engineer, you'll build pixel-perfect, high-performance apps that scale to millions of users.

You'll architect mobile systems, optimize performance across flagship and budget devices, and create infrastructure to support spikes during major events - while collaborating closely across product and engineering.<br/><br/>What You'll Build :<br/><br/>- Mobile architecture that scales to tens of millions of users<br/><br/>- Real-time features with sub-200ms response times at scale<br/><br/>- Mobile infrastructure resilient to heavy traffic spikes<br/><br/>- Optimized performance across flagship and budget Android devices<br/><br/>- Offline-first apps that work seamlessly with intermittent connectivity<br/><br/>What We're Looking For :<br/><br/>- 5+ years of deep React Native experience (custom native modules, performance optimization)<br/><br/>- Experience with apps supporting 5k+ concurrent users or high RPS systems<br/><br/>- Proven expertise in mobile performance (sub-200ms load times on budget Android devices)<br/><br/>- Strong background in offline architecture and building resilient apps<br/><br/>- Experience in growth engineering (A/B testing features with statistical rigor)<br/><br/>Technical Stack & Tools :<br/><br/>- Frontend: React Native, TypeScript, Redux Toolkit, RTK Query<br/><br/>- Performance: Flipper, custom performance monitoring<br/><br/>- Testing: Automated visual regression testing and related frameworks<br/><br/>- CI/CD: Mobile deployment pipelines, feature flags, gradual rollouts<br/><br/>Why Join :<br/><br/>- Backed by world-class VCs and angels<br/><br/>- Work with a small, densely-talented team of bar-raisers from leading startups<br/><br/>- Ship projects every week in a fast-paced, pre-PMF startup environment<br/><br/>- Build for impact at scale - mobile apps that serve millions of users<br/><br/>- Career acceleration by working with experienced leaders (ex-Paytm, PayMaya, Groww, Meesho, Ola, Smallcase)<br/></p> (ref:hirist.tech)


Required Skill Profession

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