Senior Frontend Engineer – Consumer

About the role

We are looking for a world‑class Senior Frontend Engineer to join the Consumer team building the Kraken app experience used by millions of traders worldwide. You will shape high‑impact, consumer‑facing features across web and mobile, turning curiosity into long‑term relationships with our platform.

Key responsibilities

• Design, develop, and maintain high‑quality features on React (web) and React Native (mobile) from concept through production monitoring.
• Own the full product lifecycle: discovery, technical design, release, monitoring, experimentation, and iteration.
• Drive A/B testing and experimentation, forming hypotheses, designing experiments, analysing results and iterating based on data.
• Partner with Product, Design, Data and Mobile engineers to create coherent cross‑platform experiences.
• Make opinionated technical decisions on frameworks and architecture (e.g., TanStack Router vs Next.js App Router).
• Set and enforce standards for functional correctness, accessibility, performance and testability.
• Mentor engineers of all seniority levels and foster a culture of craft and continuous improvement.
• Lead complex cross‑platform initiatives and keep the team ahead of React ecosystem advances such as Server Components, concurrent features and streaming.

Required profile

• Senior‑level frontend engineer with a product‑mindset and strong focus on measurable outcomes.
• Proven experience delivering consumer‑facing features on both web and mobile.
• Ability to articulate and defend technical choices based on real‑world experience.
• Strong collaboration skills with product, design, data and mobile teams.
• Passion for mentoring, leading initiatives and staying current with modern React tooling.

Required skills

• React
• React Native
• TanStack Router
• Next.js (App Router)
• React Server Components

What we offer

• Opportunity to shape a global crypto consumer product used by millions.
• Fast‑moving, data‑driven environment with a focus on craftsmanship.
• Collaboration with cross‑functional teams across a globally distributed organization.