Job title:

Principal Engineer – Client Platform (React Native) - Milan

Location:

Milan (3 days onsite)

Employment type:

Permanent

We’re currently partnering with a global fintech company looking for a Principal Engineer to join their Client Platform team with a strong focus on React Native and mobile platform architecture.

This role is focused on improving scalability, tooling, architecture, and CI/CD across a large mobile app ecosystem. You’ll work on core platform capabilities used across multiple teams, helping improve developer experience, performance, stability, and long-term maintainability.

Key responsibilities:

- Own and evolve core parts of the React Native client platform
- Lead large-scale technical initiatives across mobile platform and frontend infrastructure
- Improve tooling, CI/CD, app architecture,



scalability, and developer experience
- Work closely with Java Script/Type Script, frontend build tooling, and native iOS/Android integrations
- Mentor engineers and help drive technical best practices across teams

Key skills:

- Strong React Native experience
- Java Script & Type Script
- React Native internals
- Frontend build tooling (Babel / Metro / Webpack)
- CI/CD pipelines
- Experience working on large-scale mobile applications
- Collaboration with iOS & Android teams
- Platform/infrastructure-focused mindset
- AWS fundamentals
- Node.js / Express exposure

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📌 Principal Engineer – Client Platform (React Native) (Italia)
🏢 Arcus Search
📍 Italia