Senior Web3 Full-Stack Architect — Remote

Jobgether; Sweden; Remote; SEK 799,000 - 976,000; Full time

Benefits offered by this job

Fully remote work

Remote-first culture

Autonomy and ownership

Growth opportunities

Competitive compensation

Job summary

Jobgether in Sweden seeks a Senior Full Stack Developer to own architecture across frontend, backend, and Web3 integrations. You will build scalable trading tools processing real-time data streams and on-chain activity, collaborating with a senior engineering team in a fast-moving startup.

You will lead development of interfaces, backend services, and blockchain integrations, ensuring secure, high-performance, and reliable systems with broad technical responsibility.

Qualifications

• 10+ years of software development experience in production-grade apps.
• 3+ years full-stack with Web3 technologies and blockchain-based apps.
• Strong skills in TypeScript, React, and Node.js for front- and back-end systems.
• Experience delivering Web3 applications or integrations to production.
• Experience integrating blockchain wallets, DeFi protocols, on-chain data sources, and third-party Web3 libraries.

Responsibilities

• Lead end-to-end full-stack development across React UIs, Node.js services, and Web3 integrations.
• Design, develop, and scale decentralized applications with wallets, DeFi protocols, and on-chain data sources.
• Integrate Web3 libraries, SDKs, third-party APIs into robust product workflows.
• Architect systems for performance, security, scalability, and interoperability.
• Own the full software lifecycle from design to production support.
• Investigate production issues, identify root causes, and implement improvements.
• Collaborate on architectural decisions and research emerging Web3 technologies.
• Contribute to advanced trading and market intelligence products.

Skills

TypeScript

React

Node.js

Web3

Blockchain

English communication

Tools

Prisma

Zod

tRPC

Fastify

Job description

Jobgether in Sweden seeks a Senior Full Stack Developer to own architecture across frontend, backend, and Web3 integrations. You will build scalable trading tools processing real-time data streams and on-chain activity, collaborating with a senior engineering team in a fast-moving startup.

You will lead development of interfaces, backend services, and blockchain integrations, ensuring secure, high-performance, and reliable systems with broad technical responsibility.