Fullstack Engineer - Payward Services - Custody

Jobgether; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Fully remote

Full-time

Global impact in digital asset custody

Distributed engineering team

Job summary

Jobgether is seeking an experienced backend engineer to design, build, and maintain scalable custody-related services. You will develop TypeScript/Node.js microservices powering custody, staking, and wallets, and integrate blockchain networks for asset movements and key management.

You’ll also contribute to React/Next.js frontend and implement event-driven systems with Kafka. You will collaborate across teams to define APIs, data models, and distributed architectures, own services end-to-end,

Qualifications

• 3+ years of experience in fullstack or backend engineering for high-scale systems.
• Expert-level Node.js and TypeScript with NestJS or equivalent frameworks.
• Strong microservices, event-driven architectures, and CQRS/DDD experience.
• RESTful API design and asynchronous event-based communication proficiency.
• SQL database design, performance tuning, and reliability.
• React experience and modern frontend practices.
• State management with React Query, Context API, and custom hooks.
• Familiarity with Next.js, Tailwind CSS, and component-driven architecture.
• Docker, CI/CD pipelines, and observability tools (Prometheus, Splunk).
• Excellent communication and collaboration in distributed teams.
• Nice to have: crypto protocols, staking, gRPC, Protocol Buffers, Rust.

Responsibilities

• Design, build, and maintain custody-related backend services.
• Develop TypeScript/Node.js microservices powering custody, staking, and wallet features.
• Integrate blockchain networks and external systems for asset movements and key management.
• Contribute to React/Next.js frontend interfaces for operational visibility.
• Build event-driven systems using Kafka for real-time data processing.
• Write reusable, testable code with strong performance, observability, and reliability.
• Collaborate to design APIs, data models, and distributed architectures.
• Participate in architecture reviews and RFCs; mentor other engineers.
• Own services throughout lifecycle: design, deployment, monitoring, maintenance.

Skills

Node.js

TypeScript

NestJS

Microservices

Event-driven

CQRS/DDD

RESTful APIs

SQL databases

React

React Query

Context API

Custom hooks

Next.js

Tailwind CSS

Docker

CI/CD

Prometheus

Splunk

Distributed teams

Tools

Docker

gRPC

Protocol Buffers

Rust

Job description

Accountabilities

• Design, build, and maintain secure, scalable, high-performance custody solutions in collaboration with product managers, architects, and DevOps engineers.
• Develop backend microservices using TypeScript and Node.js to power custody, staking, and wallet services.
• Integrate blockchain networks and external systems to support digital asset movements, transactions, and key management workflows.
• Contribute to frontend applications built with React and Next.js, delivering intuitive interfaces and clear operational visibility.
• Develop event-driven systems using Kafka for real-time data processing and communication between services.
• Write reusable, testable, and efficient code while maintaining high standards for performance, observability, reliability, and fault tolerance.
• Collaborate across teams to design and optimize APIs, data models, and distributed architectures.
• Participate in technical reviews, contribute to architecture proposals and RFCs, and support the development of other engineers.
• Take ownership of services throughout their full lifecycle, from design and implementation to deployment, monitoring, and maintenance.

Requirements:

• At least 3 years of professional experience in fullstack or backend engineering, preferably working with high-scale, high-availability systems.
• Expert-level proficiency in Node.js and TypeScript, with practical experience using NestJS or similar frameworks.
• Strong understanding of microservices, event-driven architectures, and CQRS/DDD design patterns.
• Proven experience designing and delivering RESTful APIs and asynchronous event-based communication systems.
• Solid experience with SQL databases, including schema design, performance optimization, and reliability.
• Good knowledge of React and modern frontend development practices.
• Experience with state management approaches and tools such as React Query, Context API, and custom hooks.
• Familiarity with Next.js, Tailwind CSS, and component-driven architecture.
• Hands-on experience with Docker, CI/CD pipelines, and observability tools such as Prometheus and Splunk.
• Excellent communication and collaboration skills, with the ability to work effectively in distributed, cross-functional teams.
• Nice to have: Knowledge of crypto protocols, staking mechanisms, and the broader blockchain ecosystem.
• Nice to have: Experience with gRPC and Protocol Buffers.
• Nice to have: Hands-on experience with Rust.
• Nice to have: Background in financial systems, digital assets, custody services, or regulated environments.

Benefits:

• Fully remote working arrangement.
• Full-time employment.
• Opportunity to contribute to the development of global financial infrastructure and digital asset custody technology.
• Collaborative environment with a globally distributed engineering team.
• Exposure to modern technologies, distributed systems, blockchain integrations, and security-focused engineering challenges.
• Opportunities to contribute to technical decisions, take ownership of services, and support the growth of other engineers.