Mobile Engineer (React Native) San Francisco, CA In person $155k-$205k View role

Mystro; San Francisco (CA); Presencial; USD 155.000 - 205.000; Tempo integral

Benefícios oferecidos por esta vaga

Equity on offer

In-office role

Resumo da vaga

Mystro in San Francisco, CA is seeking an engineer to join a small team building a cross-platform mobile app for gig work. You’ll contribute to performance, UI, and geospatial features, collaborating with design and product management.

You’ll work with React Native, Expo, TypeScript, Redux Toolkit, and native modules, shipping impactful features for a growing user base. This is a hands-on, in-office role with equity on offer.

Qualificações

• Building and maintaining mobile apps.
• Strong understanding of the React component lifecycle.
• Our stack: React Native with Expo and TypeScript, Redux Toolkit, Reanimated, custom Swift and Kotlin native modules.
• Rideshare, gig economy, mapping, or navigation apps.
• Mobile app backend services and/or native app development.
• Third-party app tools including analytics (Amplitude), bug tracking (Sentry), billing (RevenueCat), etc.
• Reverse engineering.

Responsabilidades

• Improve app performance: reduce crash and app-not-responding rates, speed up slow hot starts, and keep the app reliable over long drives.
• Work directly with our designer and product manager to ship new features.
• Build performant React Native UIs.
• Analyze geospatial data to provide insights and build map visualizations.
• Intercept and analyze network traffic (mitmproxy, Charles, Proxyman).
• Diagnose issues and monitor performance using crash reporting and analytics tools (Sentry, Amplitude).
• Work with rooted or jailbroken mobile devices and runtime instrumentation (Magisk, Frida).

Conhecimentos

React Native

TypeScript

Expo

Redux Toolkit

Map visualizations

Geospatial data analysis

UI performance

Ferramentas

Sentry

Amplitude

mitmproxy

Charles

Proxyman

Magisk

Frida

Descrição da vaga

We're seeking a skilled engineer to join our small team building Mystro, a cross-platform mobile app that's revolutionizing gig work.

Mystro is built in React Native. You'll be our fourth engineer and the eighth person on the team.

What you'll do

• Improve app performance: reduce crash and app-not-responding rates, speed up slow hot starts, and keep the app reliable over long drives
• Work directly with our designer and product manager to ship new features
• Build performant React Native UIs
• Analyze geospatial data to provide insights and build map visualizations
• Intercept and analyze network traffic (e.g. mitmproxy, Charles, Proxyman)
• Diagnose issues and monitor performance using crash reporting and analytics tools (e.g. Sentry, Amplitude)
• Work with rooted or jailbroken mobile devices and runtime instrumentation (e.g. Magisk, Frida)

If you're passionate about shipping impactful features for our rapidly growing user base, we want to talk to you.

Relevant experience

• Building and maintaining mobile apps
• Strong understanding of the React component lifecycle
• Our stack: React Native with Expo and TypeScript, Redux Toolkit, Reanimated, custom Swift and Kotlin native modules
• Rideshare, gig economy, mapping, or navigation apps
• Mobile app backend services and/or native app development
• Third-party app tools including analytics (e.g. Amplitude), bug tracking (e.g. Sentry), billing (e.g. RevenueCat), etc.
• Reverse engineering

Compensation:

$155,000-$205,000 per year. Opportunity for equity as part of your package.

Location:

San Francisco, CA, in the office at least 4 days per week. We are not able to sponsor visas for this role.