Fullstack Engineer, TypeScript Custody

Building the Future of Crypto at Kraken

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. Kraken is a mission-focused company rooted in crypto values, aiming to accelerate the global adoption of crypto for financial freedom and inclusion. We encourage all applicants to read our Kraken Culture page and familiarize themselves with the Kraken app.

As a fully remote company, Kraken boasts a diverse team across 70+ countries. We are industry pioneers developing premium crypto products for all users, committed to security, education, and world-class client support through products like Kraken Pro, Desktop, Wallet, and Kraken Futures.

The Team: Institutional Engineering

Join the Institutional Engineering Team, a core group building secure, high-performance systems to safeguard digital assets for institutional and enterprise clients. We design and deliver next-generation crypto custody and settlement services, focusing on trust, transparency, and resilience. Our globally distributed, mission-driven engineers create scalable services forming the backbone of our custody infrastructure, from key management and wallet orchestration to transaction pipelines and compliance systems.

This team combines deep backend expertise with a strong focus on security, reliability, and performance. We thrive in a collaborative, transparent, and DevOps-oriented environment, where technical excellence and innovation redefine digital asset protection. If you are passionate about secure system design, distributed architectures, and building solutions that matter in the crypto ecosystem, this is your opportunity to make a significant impact.

The Opportunity for a Fullstack Engineer, TypeScript Custody

• Collaborate with product managers, architects, and DevOps engineers to design and deliver secure, scalable, and high-performance custody solutions.
• Build and maintain new backend microservices in TypeScript, Node.js, powering custody, staking, and wallet services.
• Integrate with blockchain networks and external systems to support asset movements, transactions, and key management workflows.
• Contribute to frontend applications built with React and Next.js, ensuring clear operational visibility and seamless user experience.
• Develop event-driven systems using Kafka for real-time data processing and inter-service communication.
• Write reusable, testable, and efficient code, maintaining high standards for performance, observability, and fault tolerance.
• Collaborate across teams to design and optimize data models, APIs, and distributed architectures.
• Participate in technical reviews, mentor other engineers, and take ownership of services throughout their full lifecycle — from RFCs and design to deployment and maintenance.

Skills You Should HODL

• 5+ years of professional experience in fullstack or backend engineering within high-scale, high-availability systems.
• Expert-level proficiency in Node.js and TypeScript, with hands-on experience using modern frameworks.
• Deep understanding of microservices, event-driven architectures, and programming design patterns.
• Proven ability to design and deliver RESTful APIs and asynchronous event-based communication systems.
• Strong experience with SQL databases and schema design for performance and reliability.
• Solid understanding of React and modern frontend best practices.
• Deep knowledge of state management (React Query, Context API, custom hooks).
• Experience with Next.js, Tailwind CSS, and component-driven architecture.
• Hands-on experience with Docker, CI/CD, and observability tools such as Prometheus and Splunk.
• Excellent collaboration and communication skills — capable of working effectively in distributed, cross-functional teams.

Nice to Haves

• Understanding of crypto protocols, staking mechanisms, and the broader blockchain technology ecosystem.
• Experience with gRPC, Protocol Buffers.
• Hands-on experience with Rust.
• Background in financial systems, digital assets, and experience in custodial or other regulated environments.

Key skills/competency

• Node.js
• TypeScript
• Microservices
• React
• Next.js
• SQL
• Kafka
• Docker
• CI/CD
• Blockchain
• Custody