Principal Frontend Engineer (React Native)

TL;DR

Principal Frontend Engineer (React Native): Leading the evolution of the client platform and foundational capabilities across the ecosystem with an accent on React Native internals and cross-platform integration. Focus on solving complex technical challenges across the JavaScript/native boundary, optimizing build systems, and driving high-quality architectural standards.

Location: Must be based in or able to commute to Stockholm (Sweden) or Milan (Italy)

Salary: kr 1,076,536 - kr 1,248,781 SEK

Company

hirify.global is a global fintech company providing payment and shopping services.

What you will do

• Own and evolve core client platform components with a focus on React Native.
• Solve cross-cutting technical problems impacting developer experience and system stability.
• Lead large initiatives involving JavaScript, TypeScript, and native mobile integrations.
• Balance immediate delivery needs with long-term platform scalability and strategy.
• Act as a technical multiplier through mentorship and high-quality architectural reviews.

Requirements

• Expert knowledge of React Native internals and its integration with iOS/Android.
• High proficiency in JavaScript and TypeScript with deep architectural understanding.
• Experience with frontend build systems, bundlers, and tooling like Metro and Webpack.
• Ability to debug complex runtime and build-time issues across the native bridge.
• Solid understanding of CI/CD pipelines, AWS fundamentals, and security best practices.

Nice to have

• Principal-level experience in owning ambiguous, high-impact technical problems.
• Systems-oriented mindset with a focus on platform-level development over individual features.
• Strong track record of mentoring and elevating technical standards across teams.