Fullstack Engineer Payward Services Custody
Payward, Inc. is the parent company and operating platform behind Kraken and a portfolio spanning trading, custody, payments, lending, tokenized assets, onchain finance, and benchmarks.
Funding history
Investors
Projects
About Payward, Inc.
Payward operates unified financial infrastructure across crypto and traditional markets, including shared liquidity, risk and margin systems, collateral and settlement, compliance, and licensing. Its first-party portfolio includes Kraken, Kraken Pro, NinjaTrader, Breakout, xStocks, Payward Services, CF Benchmarks, Reap, Krak, Kraken Prime, Kraken OTC, Kraken Custody, and Bitnomial.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design, build, and maintain secure custody, staking, and wallet services. You will develop TypeScript and Node.js microservices, integrate blockchain and external systems, contribute React and Next.js interfaces, build Kafka-driven systems, optimize data models and APIs, and own services from design through deployment and maintenance.
Requirements
- 3+ years of professional fullstack or backend engineering experience in high-scale, high-availability systems
- Expert proficiency in Node.js and TypeScript
- Experience with NestJS or similar frameworks
- Knowledge of microservices, event-driven architectures, and CQRS and DDD patterns
- Experience designing RESTful APIs and asynchronous event-based communication systems
- Experience with SQL databases and schema design
- Knowledge of React and frontend best practices
- Knowledge of React Query, Context API, and custom hooks
- Experience with Next.js, Tailwind CSS, and component-driven architecture
- Experience with Docker, CI/CD, Prometheus, and Splunk
- Collaboration and communication skills for distributed cross-functional teams
Responsibilities
- Design and deliver secure, scalable custody solutions
- Build and maintain TypeScript and Node.js backend microservices
- Integrate blockchain networks and external systems for asset movements, transactions, and key management
- Contribute to React and Next.js frontend applications
- Develop Kafka-based event-driven systems
- Write reusable, testable, and efficient code
- Design and optimize data models, APIs, and distributed architectures
- Participate in technical reviews, mentor engineers, and own services through their lifecycle
Hiring Process
Job-related skills or work-style assessment may be required.