Lead Mobile Engineer - React Native

DiliTrust; Paris; Sur place; EUR 90 000 - 120 000; Plein temps

Résumé du poste

DiliTrust, a leading SaaS publisher in Europe, is seeking an experienced Senior Mobile Engineer to lead the rebuild of our native mobile apps with React Native. You will define the architecture, set up CI/CD pipelines, and shape the mobile strategy to scale beyond today's features.

You will work closely with product, design, backend teams and stakeholders to deliver a world-class mobile experience, mentor the team, and stay current with React Native updates and AI tooling to raise quality and

Qualifications

• 8+ years of professional mobile development experience.
• RN expert with navigation, state management and native modules.
• Proven ability to start mobile projects from scratch: architecture, CI/CD setup, store deployment.
• Experience shipping production mobile apps on iOS and Android.
• Hands-on experience with AI-assisted development tools (Copilot, Claude Code).

Responsabilités

• Lead the full rebuild of native mobile apps using React Native from scratch.
• Define mobile architecture for scalability, performance, and maintainability.
• Set up complete mobile CI/CD pipelines (build, test, store deployment).
• Leverage AI-powered tools to accelerate development and raise quality.
• Establish mobile engineering best practices and monitoring.
• Collaborate with product, design, backend, and stakeholders to deliver a world-class mobile experience.
• Extend mobile scope beyond current features and mentor the team.
• Stay updated on React Native and AI tooling trends.

Connaissances

React Native

TypeScript

iOS & Android

CI/CD pipelines

AI-assisted tools

Architecture design

Mentoring team

Outils

Fastlane

Bitrise

GitHub Actions

Docker

GCP

Claude Code

Cursor

Description du poste

Ready to be part of the Legal Tech revolution?

As the leading SaaS publisher in Europe, DiliTrust is transforming legal departments worldwide with cutting‑edge technology
Our Impact: From General Meeting reports to AI-assisted contract life management, our teams across France, Spain, Italy, Canada, Mexico, and MEA are the driving force behind our global success
We proudly support 2,300 customers in 50 countries, with 80% of them being CAC 40 companies
Our Ambition: To become the first French legal tech Unicorn, reaching a valuation of over €1 billion
Our Recognition: DiliTrust is recognized for offering a positive and stimulating work environment
We are proud recipients of the “Happy at Work” and “Tech at Work” labels since 2019

you will spearhead the rebuild of our native mobile application using React Native and AI-powered development tools. This is a key strategic role: you will lay the foundations (architecture, CI/CD pipelines, tooling, and best practices) and then scale the mobile scope well beyond what we deliver today.

Missions:

• Lead the full rebuild of our existing native mobile applications using React Native, from scratch
• Define and implement the mobile architecture, ensuring scalability, performance, and maintainability
• Set up the complete CI/CD pipeline for mobile (build, test, distribution, store deployment)
• Leverage AI-powered tools (code generation, assisted testing, copilot-style workflows) to accelerate development and raise quality standards
• Establish mobile engineering best practices: code structure, testing strategy, release management, and monitoring
• Collaborate closely with product managers, designers, backend engineers, and stakeholders to deliver a world‑class mobile experience
• Progressively extend the mobile scope beyond the current feature set, bringing more of the DiliTrust platform to mobile users
• Mentor the mobile team as the project scales
• Stay on top of React Native ecosystem evolutions, mobile platform changes, and AI tooling advancements

Your Profile:

• – 8+ years of professional experience in mobile development
• – Proven track record as a React Native expert, with deep knowledge of the ecosystem (navigation, state management, native modules, performance optimization)
• – Demonstrated ability to start a mobile project from scratch: bootstrapping, architecture decisions, CI/CD setup, and store deployment
• – Experience building and shipping production mobile apps on both iOS and Android
• – Hands‑on experience with AI-assisted development tools (Claude Code, Cursor, GitHub Copilot, or similar)

Technical Expertise:

• – Expert‑level proficiency in React Native and TypeScript
• – Strong understanding of native mobile platforms (iOS/Android) and bridging when needed
• – Solid experience setting up and managing CI/CD pipelines for mobile (Fastlane, Bitrise, GitHub Actions, or equivalent)
• – Experience with automated testing strategies for mobile (unit, integration, E2E)
• – Familiarity with mobile performance profiling, crash reporting, and monitoring tools
• – High standards for code quality, testing, and documentation

Leadership & Collaboration

• – Ability to take full ownership of a technical domain and drive decisions autonomously
• – Strong communication skills, able to articulate technical trade‑offs to both engineers and non-technical stakeholders
• – Experience mentoring developers and establishing engineering practices within a team

Tech Stack

React Native, TypeScript, iOS, Android, UWP, PHP/Typescript REST APIs, PostgreSQL/MariaDB, Claude code, Docker, CI/CD, GCP