Staff React Native Engineer - Fintech Trading Platform

Kraken; Poland; On-site; PLN 447,000 - 670,000; Full time

Job summary

Kraken is building the future of open finance. The Pro team seeks an experienced mobile engineer to own Kraken Pro’s mobile architecture and drive high-performance React Native apps.

You'll collaborate with Product, Design, and Backend teams to deliver user-focused features with reliability and scalability. With 8+ years in software engineering and deep React Native/TypeScript expertise, you will mentor others, optimize startup time and responsiveness, and steer engineering standards across

Qualifications

• 8+ years of software engineering with a strong focus on mobile.
• Deep expertise in React Native and TypeScript.
• Proven experience owning or leading large-scale, production mobile applications.
• Strong understanding of mobile performance optimization, architecture, and debugging.

Responsibilities

• Own and drive the technical vision and architecture of Kraken’s Pro mobile application.
• Build and maintain high-performance mobile applications using React Native and TypeScript.
• Lead initiatives to improve app performance, reliability, and scalability.
• Act as a technical leader across multiple teams, ensuring consistency and quality.
• Partner with Product, Design, and Backend teams to deliver user-facing features.
• Take the lead during production issues, diagnosing problems and driving solutions.
• Define and evolve engineering standards, best practices, and tooling for mobile development.
• Mentor engineers and elevate the team’s overall technical capability.

Skills

React Native

TypeScript

Mobile development

Performance optimization

Cross-team collaboration

Mentoring

Job description

Kraken is building the future of open finance. The Pro team seeks an experienced mobile engineer to own Kraken Pro’s mobile architecture and drive high-performance React Native apps.

You'll collaborate with Product, Design, and Backend teams to deliver user-focused features with reliability and scalability. With 8+ years in software engineering and deep React Native/TypeScript expertise, you will mentor others, optimize startup time and responsiveness, and steer engineering standards across