Sr. Software Engineer - React Native - Pro

Kraken; France; Hybride; EUR 60 000 - 90 000; Plein temps

Résumé du poste

A leading crypto technology company is seeking a seasoned Software Engineer to join their Pro team. The ideal candidate will design and maintain high-quality mobile applications using React Native, mentor other engineers, and significantly influence technical decisions. They require 6+ years of software development experience, particularly with web and mobile applications, along with deep knowledge of UI/UX principles and API design. This role is fully remote and fosters a diverse work environment.

Qualifications

• 6+ years of experience in software development, focused on web and mobile applications.
• Strong understanding of UI/UX best practices and principles.
• Hands-on experience in trading or fintech mobile applications.

Responsabilités

• Design, develop, and maintain high-quality mobile applications using React Native.
• Influence technical decisions and contribute to product/domain discussions.
• Mentor junior and senior engineers and provide constructive feedback.

Connaissances

JavaScript/TypeScript

React Native frameworks

API design

Security

Performance optimization

Next.js

WebSockets

Frontend testing frameworks

UI/UX best practices

Trading mobile applications

English communication skills

Description du poste

Building the Future of Crypto

Our Krakenites are a world-class team with crypto conviction, united by our desire to discover and unlock the potential of crypto and blockchain technology.

What makes us different?

Kraken is a mission-focused company rooted in crypto values. As a Krakenite, you’ll join us on our mission to accelerate the global adoption of crypto, so that everyone can achieve financial freedom and inclusion. For over a decade, Kraken’s focus on our mission and crypto ethos has attracted many of the most talented crypto experts in the world.

Before you apply, please read Kraken Culture page to learn more about our internal culture, values, and mission. We also expect candidates to familiarize themselves with the Kraken app. Learn how to create a Kraken account here.

As a fully remote company, we have Krakenites in 70+ countries who speak over 50 languages. Krakenites are industry pioneers who develop premium crypto products for experienced traders, institutions, and newcomers to the space. Kraken is committed to industry‑leading security, crypto education, and world‑class client support through our products like Kraken Pro, Desktop, Wallet, and Kraken Futures.

Become a Krakenite and build the future of crypto!

Proof of work

The team

We’re looking for a seasoned Software Engineer to join our growing Pro team at Kraken. The Pro team is dedicated to building high‑performance, highly customizable applications tailored to the needs of our professional trading users. In this role, you’ll focus on developing new features and maintaining our flagship Pro trading platform. We’re looking for someone with an exceptional eye for detail, a strong drive to craft truly world‑class user experiences, and a mindset of “ship fast, but never ship garbage.” You should be highly self‑motivated, thrive in a fast‑paced environment, and take pride in delivering quality work that makes a real impact.

The opportunity

• Design, develop, and maintain high‑quality mobile applications using React Native

• Set the standard for high‑quality code and lead complex software systems development

• Significantly influence technical decisions, contribute to technical strategy discussions, and shape product/domain decisions with an expert understanding of engineering best practices

• Mentor junior and senior engineers and provide constructive feedback

• Master multiple technologies and stay ahead of the curve with new tools and trends

• Design and implement scalable, maintainable, and fault‑tolerant systems, with a deep understanding of complex software development architecture and design patterns

• Lead and collaborate on complex initiatives, and drive feedback and growth across teams

• Drive process improvements and lead by example with advanced experience in multiple software development processes

Skills you should HODL

• 6+ years of experience in software development, with a focus on web and mobile applications

• Deep understanding of JavaScript/TypeScript and proficiency with React Native frameworks

• Strong experience of API design, security, and performance optimization

• Experience with Next.js and WebSockets

• Experience with frontend testing frameworks

• Familiarity with modern front‑end build pipelines and tooling

• Strong understanding of UI/UX best practices and principles

• Experience within a large technology organization or fast growing startup

• Hands‑on experience in trading, crypto or fintech mobile applications

• Strong written and verbal communication skills in English

• Familiarity with native mobile app development (Objective‑C/Kotlin/Java) both for iOS and Android

#LI-Remote

As an equal opportunity employer, we don’t tolerate discrimination or harassment of any kind. Whether that’s based on race, ethnicity, age, gender identity, citizenship, religion, sexual orientation, disability, pregnancy, veteran status or any other protected characteristic as outlined by federal, state or local laws.