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Backend Engineer

Blockvora

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  • Remote
  • Salary not disclosed
  • Employment type: Full-time ·
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About the employer

BlockvoraListed on Arbeitnow · original posting on arbeitnow.ch

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Description (EN)

The role

We are hiring a Backend Engineer to design, build, and maintain scalable backend services. You will own APIs, data models, and integrations with blockchain and third-party systems. Stack is not limited to Node — strong engineers in Rust, Go, Java, Python, or Ruby are welcome. This is a hands-on role focused on reliability, security, and production readiness.

What you'll do

Build and maintain backend services in one or more of: Node.js, Rust, Go, Java, Python, Ruby

Design REST and/or GraphQL APIs

Model data and own PostgreSQL / Redis (or equivalent) usage

Integrate blockchain APIs, wallets, and external services

Implement auth, permissions, and operational controls

Write tests, improve observability, and participate in reviews

Ship production-ready services with CI/CD

What we're looking for

Must-have experience and skills for this role.

3+ years of backend engineering experience

Strong proficiency in at least one of: Node.js/TypeScript, Rust, Go, Java, Python, or Ruby

Experience with relational databases (PostgreSQL preferred) and caching

Solid understanding of REST APIs and system design basics

Experience integrating external APIs or microservices

Strong coding fundamentals and production debugging skills

Nice to have

Proficiency across multiple backend languages

Web3 integrations (ethers.js, smart contract APIs, chain clients)

Event-driven or distributed systems experience

AWS / GCP familiarity

Fintech or consulting experience

Tech stack

Node.js · TypeScript

Rust

Go

Java

Python

Ruby

PostgreSQL · Redis

Docker · AWS / GCP

Why join

Work on modern Web3, RWA, and digital products

High ownership and visible product impact

Close collaboration with engineering, product, and design

Fast-paced environment with real production systems

Remote-friendly across global time zones

What success looks like

Stable APIs in production

Clear data models and service boundaries

Reliable integrations with blockchain and third-party systems

Low operational noise and strong code quality

Hiring process

Application review

Technical discussion (backend + system design)

Final discussion

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