Fullstack Engineer

Description

• 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.

Requirements

• 5+ years of professional experience in fullstack or backend engineering within high-scale, high-availability systems. • Expert-level proficiency in Node.js, Javascript and TypeScript, with hands-on experience using NestJS or similar frameworks. • Deep understanding of microservices, event-driven architectures, and CQRS/DDD 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.

Benefits

• 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

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