Blockchain Backend Developer

Qubit Labs

Company

Home

Blockchain Backend Developer

at -

Agency job

via Qubit Labs

4 - 15 yrs

$48K - $67.2K / yr

Remote only

Skills

Blockchain

Go Programming (Golang)

Python

Javascript

TypeScript

NodeJS (Node.js)

About the Role

Join the Blockchain Backend Infrastructure team and take a position in building and maintaining a leading blockchain management platform. You'll be responsible for building cutting-edge blockchain infrastructure while implementing high-throughput, real-time scalable software solutions.

As a Blockchain Engineer, you will be instrumental in the research and integration of blockchain technologies into the platform. Your responsibilities will include collaborating closely with foundations and developers to gain a deep understanding of blockchain protocols and on-chain projects, then applying that knowledge to implement new features within the platform.

You will focus equally on external protocol integration patterns and internal wallet infrastructure. This role serves as a technical bridge between raw on-chain capabilities and the wallet features delivered to customers.

What You'll Do

Implement modern backend applications and infrastructure in a microservices architecture, using the latest technologies and development practices.
Deep dive into the latest blockchain technology and become an expert in the fundamentals, protocols, and features of the chains we support.
Collaborate effectively with developers, engineers, and other roles while demonstrating strong independent problem-solving abilities.
Contribute to production reliability through on-call participation, incident response, and post-incident follow-ups.

What You'll Bring

5+ years of backend development experience in modern languages (Go, Python, JavaScript/TypeScript).
3+ years of hands-on blockchain development experience.
Experience working on high-scale distributed systems.
Understanding of microservices architecture and API design.
Knowledge of consensus mechanisms, cryptographic primitives, and distributed systems.
Strong problem-solving skills, attention to detail, and a collaborative mindset.

Preferred

Experience building blockchain solutions for enterprise or institutional use cases.
Understanding of security best practices for smart contracts and blockchain systems.
Demonstrated ability to apply AI tools in day-to-day development.
Understanding of MPC, multi-signature wallets, or other advanced cryptographic techniques.
Bachelor's degree in Computer Science, Engineering, or a related field.
Experience with Docker, Kubernetes, and Helm.
Location:
- EU preferred or availability to travel to one of dev hubs in Europe once per quarter.

About the Role

What You'll Do

Implement modern backend applications and infrastructure in a microservices architecture, using the latest technologies and development practices.
Deep dive into the latest blockchain technology and become an expert in the fundamentals, protocols, and features of the chains we support.
Collaborate effectively with developers, engineers, and other roles while demonstrating strong independent problem-solving abilities.
Contribute to production reliability through on-call participation, incident response, and post-incident follow-ups.

What You'll Bring

5+ years of backend development experience in modern languages (Go, Python, JavaScript/TypeScript).
3+ years of hands-on blockchain development experience.
Experience working on high-scale distributed systems.
Understanding of microservices architecture and API design.
Knowledge of consensus mechanisms, cryptographic primitives, and distributed systems.
Strong problem-solving skills, attention to detail, and a collaborative mindset.

Preferred

Experience building blockchain solutions for enterprise or institutional use cases.
Understanding of security best practices for smart contracts and blockchain systems.
Demonstrated ability to apply AI tools in day-to-day development.
Understanding of MPC, multi-signature wallets, or other advanced cryptographic techniques.
Bachelor's degree in Computer Science, Engineering, or a related field.
Experience with Docker, Kubernetes, and Helm.
Location:
- EU preferred or availability to travel to one of dev hubs in Europe once per quarter.

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