Principal Engineer – Client Platform (React Native) - Milan

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:
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Own and evolve core parts of the React Native client platform
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Lead large-scale technical initiatives across mobile platform and frontend infrastructure
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Improve tooling, CI/CD, app architecture, scalability, and developer experience
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Work closely with JavaScript/TypeScript, frontend build tooling, and native iOS/Android integrations
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Mentor engineers and help drive technical best practices across teams
Key skills:
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Strong React Native experience
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JavaScript & TypeScript
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React Native internals
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Frontend build tooling (Babel / Metro / Webpack)
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CI/CD pipelines
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Experience working on large-scale mobile applications
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Collaboration with iOS & Android teams
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Platform/infrastructure-focused mindset
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AWS fundamentals
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Node.Js / Express exposure
If you’re interested in learning more, please apply or send across your CV.