Fullstack Engineer

Kraken Digital Asset Exchange

. Collaborate with product managers, architects, and DevOps engineers to design and deliver secure, scalable, high-performance custody solutions .

Posted 11/2/2026full-timeRemote • RomaniaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in building and maintaining secure, scalable backend microservices using Node.js and TypeScript, with a strong focus on event-driven architectures and RESTful API design. Proven ability to collaborate effectively in cross-functional teams and mentor junior engineers while ensuring high-performance standards.

Highest-signal resume keywords

Node.js ExpertiseTypeScript ProficiencyMicroservices ArchitectureEvent-Driven SystemsSQL Database Design

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend EngineeringRESTful API DesignAsynchronous CommunicationEvent-Driven ArchitectureCQRS/DDD Design PatternsSQL Database ManagementReact State ManagementDockerGRPCRust

Soft Skills

CollaborationCommunicationMentoring

Tools & Technologies

NestJSKafkaNext.jsTailwind CSSCI/CDPrometheusSplunk

Industry Keywords

Blockchain TechnologyCrypto ProtocolsFinancial SystemsDigital AssetsCustodial Environments

Tech Stack

Tools & technologies

DockerGRPCJavaScriptKafkaMicroservicesNext.jsNode.jsPrometheusReactRustSplunkSQLTypeScript

About the role

Key responsibilities & impact

Collaborate with product managers, architects, and DevOps engineers to design and deliver secure, scalable, high-performance custody solutions
Build and maintain backend microservices in TypeScript and Node.js for custody, staking, and wallet services
Integrate with blockchain networks and external systems for asset movements, transactions, and key management workflows
Contribute to frontend applications built with React and Next.js
Develop event-driven systems using Kafka for real-time data processing and inter-service communication
Write reusable, testable, and efficient code with strong performance, observability, and fault-tolerance standards
Design and optimize data models, APIs, and distributed architectures across teams
Participate in technical reviews
Mentor other engineers
Own services throughout their lifecycle, from RFCs and design through deployment and maintenance

Requirements

What you’ll need

3+ years of professional experience in fullstack or backend engineering within high-scale, high-availability systems
Expert-level proficiency in Node.js and TypeScript
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, including React Query, Context API, and custom hooks
Experience with Next.js, Tailwind CSS, and component-driven architecture
Hands-on experience with Docker, CI/CD, Prometheus, and Splunk
Excellent collaboration and communication skills in distributed, cross-functional teams
Understanding of crypto protocols, staking mechanisms, and blockchain technology ecosystem
Experience with gRPC and Protocol Buffers
Hands-on experience with Rust
Background in financial systems, digital assets, custodial, or other regulated environments
Must select a city and country from the application options
Must answer whether work sponsorship will be needed
Must complete required application questions and submit a resume

Benefits

Comp & perks

Globally distributed, collaborative, transparent, and DevOps-oriented work environment
Opportunity to work on crypto custody, staking, wallet, and settlement infrastructure
Opportunity to mentor other engineers and own services through their full lifecycle
Equal opportunity employment
Job-related skills or work-style assessments applied consistently across similar candidates
Kraken product dogfooding after joining