L

Senior Mobile Frontend Engineer (React Native)

lucis (yc p25) • France
Relocation
Apply Now
AI Summary

Lead the end-to-end mobile experience for a preventive health OS focused on human longevity. Own the development of onboarding and core app surfaces using React Native and Expo within a monorepo. Requires 8+ years of experience with a strong emphasis on design engineering and AI-driven development.

Key Highlights
Focus on high-fidelity craft, including motion, transitions, and interaction design
AI-first engineering approach: writing specs for agents and reviewing AI-generated code
Ownership of the 0→1 product journey for members' daily health interactions

Looking to advance your Mobile career with relocation support? Explore Mobile Jobs with Relocation Packages that include comprehensive packages to help you move and settle in your new role.

Key Responsibilities
Own the mobile experience end-to-end within a TypeScript monorepo
Develop high-fidelity onboarding and core app surfaces with a focus on design craft
Write precise technical specifications for AI agents to execute
Review AI-generated code for edge cases, security gaps, and design quality
Propose and implement delightful interactions and motion without waiting for final designs
Technical Skills Required
React Native Expo TypeScript

Discover our full range of relocation jobs with comprehensive support packages to help you relocate and settle in your new location.

Benefits & Perks
Relocation support

Interested in relocating to France? Check out our comprehensive Relocation Jobs in France page with detailed relocation packages and benefits.

Nice to Have
Experience shipping a product from 0→1
Full-stack operational capability
Personal interest in health and biomarker tracking

Job Description

At Lucis, we believe healthcare should be preventive, not reactive. We’re building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here.We’ve processed 200,000+ clinical tests across 4 countries with a team of 20. We’re growing 10% week over week. And we’re still early.We’re looking for a mobile frontend engineer who treats the app as a craft, not a checklist. You care about the half-pixel, the spring curve on a transition, the way a screen feels in the hand, and you can build it. You own the mobile experience end-to-end in our monorepo, orchestrate AI to execute, and raise the bar for everyone around you.
Want the full job description? Read the complete details on LinkedIn, the original posting.
Continue on LinkedIn

This is a short excerpt. All rights to the full description belong to its original publisher.

Apply Now
See Jaabz jobs first on Google 1 tap · free · in AI Overviews Jaabz is on your Google Manage Preferred Sources
Job Overview
Posted Date Oct 08, 2026
Employment Type Full-time
Experience Level Not Applicable
Location France
Category Mobile
Company lucis (yc p25)
Mentioned Skills
react typescript postgresql ai aws terraform react native

Similar Jobs

Explore other opportunities that match your interests

Senior Mobile Engineer (iOS & Android)

Mobile
•
3d ago

Premium Job

Sign up is free! Login or Sign up to view full details.

•••••• •••••• ••••••
Job Type ••••••
Experience Level ••••••

DualEntry

France

Mobile Software Architect (iOS Focus)
Mobile
•
2w ago
Visa Sponsorship Relocation Remote
Job Type Full-time
Experience Level Not Applicable

air apps

France

Senior Mobile Engineering Manager (iOS/Android) - AI & Team Leadership
Mobile
•
14h ago
Visa Sponsorship Relocation Remote
Job Type Full-time
Experience Level Mid-Senior level

rebtel

Sweden

Subscribe our newsletter

New Things Will Always Update Regularly