Mobile Engineer (m/w/d)

ZABEL; Deutschland; Remote; EUR 95,000 - 130,000; Full time

Benefits offered by this job

Remote-first in Germany

Flexible hours

30 vacation days

Home office budget

Job summary

ZABEL is seeking a senior React Native engineer to co-own our mobile architecture and lead feature development for a consumer mobile app. You will shape technical direction in a small team and drive performance, reliability, and quality from day one, with hands-on work across the stack.

The role demands deep React Native knowledge, Expo mastery, and TypeScript expertise. You’ll influence architecture decisions, contribute to testing standards, and help onboard new engineers in a remote-first

Qualifications

• 5+ years of professional mobile development experience.
• Shipped at least 2 React Native apps to App Store/Google Play.
• Deep knowledge of React Native including New Architecture.
• Strong Expo experience with EAS Build/Update and Expo Router.
• Proven ownership of architecture and technical decisions.
• Experience with mobile performance tuning and testing (Jest, RNTL, Detox).
• Nice to have experience with map SDKs.
• Degree in Computer Science or equivalent.

Responsibilities

• Co-own and evolve the mobile architecture and stack.
• Design, build and ship features end to end.
• Drive performance, reliability and quality across the app.
• Help set engineering and testing standards.
• Contribute to backend APIs where needed.
• Mentor new team members as the team grows.

Skills

React Native

New Architecture (Fabric/TurboModules)

Expo (EAS Build/Update, Expo Router)

TypeScript

Mobile performance tuning

Jest

RNTL/Detox

Architecture ownership

Map SDKs

Education

Degree in Computer Science

Tools

Node.js

Bun

Job description

Our client is an established tech company building a new consumer-facing mobile app with a modern React Native stack. The product is in an exciting early phase. You’ll join a small team, shape the technical direction from the start and help take the app to production and beyond.

What you’ll do

• Co-own and evolve the mobile architecture
• Design, build and ship features end to end
• Drive performance, reliability and quality across the app
• Help set engineering and testing standards
• Contribute to backend APIs where needed
• Support new team members as the team grows

What you bring

• 5+ years of professional experience, with at least 2 React Native apps shipped to the App Store and Google Play
• Deep React Native knowledge, including the New Architecture (Fabric, TurboModules)
• Strong Expo experience (EAS Build/Update, Expo Router) and strict TypeScript
• Proven ownership of architecture and technical decisions
• Experience with mobile performance tuning and testing (Jest, RNTL, Maestro/Detox)
• Experience with map SDKs is a strong plus
• A degree in Computer Science or a comparable technical education
• Comfortable using AI tools to ship faster
• Residence in Germany required
• EU or NATO citizenship required

Nice to have

• Node.js or Bun backend experience
• German at B1 or higher
• Open-source contributions to the React Native ecosystem

What’s in it for you

• Real ownership in a greenfield product with a modern stack (Expo SDK 56, Reanimated 4, TanStack, Zustand)
• Small team, high impact, AI-assisted workflows from day one
• Remote-first in Germany with occasional team meetups
• Flexible hours, 30 vacation days, home office budget and a transparent career framework