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Senior Backend Developer (Vice President, Blockchain Infrastructure)

Galaxy

Skills

Required

  • stateful systems
  • software engineering
  • building backend systems
  • Golang

Preferred

  • blockchain
  • staking
  • execution / consensus clients
  • cloud-native infrastructure
  • AWS
  • Kubernetes
  • Helm
  • GitOps
  • Flux
  • Rust

Galaxy, a leading blockchain technology company, as a Senior Backend Developer (Vice President, Blockchain Infrastructure). In this hands-on role, you will design and build backend systems that power blockchain infrastructure and staking products. You will have significant ownership and influence over architecture, development practices, and engineering culture. Your responsibilities will include building and owning backend systems, designing and building APIs, services, and monitoring tools, and collaborating with cross-functional teams.

About Galaxy

Deep understanding of distributed systems. Experience working with blockchain systems, preferably Ethereum — including familiarity with execution vs consensus layers, node operation, and data flow

Responsibilities

  • You will also have the opportunity to mentor other engineers and contribute to the evolution of the team's practices.
  • Concevoir et construire des systèmes backend pour l'infrastructure blockchain et les produits de staking.
  • Posséder les systèmes de bout en bout, de l'architecture à l'observabilité, et travailler dans un environnement de développement axé sur les spécifications.
  • Collaborer et contribuer à la culture d'ingénierie, mentorant les ingénieurs à travers la révision de code et les retours de conception.

Requirements

  • Strong testing practices for complex and stateful systems
  • 7+ years of professional software engineering experience
  • High agency, low ego — you own your work end-to-end and hold yourself accountable for quality
  • Experience working in remote, asynchronous teams
  • Strong experience building backend systems in Golang
  • Understanding of proof-of-stake mechanisms

Preferred

  • Experience with cloud-native infrastructure: AWS, Kubernetes, Helm, GitOps (e.g. Flux)
  • Hands-on experience with Ethereum nodes (execution and/or consensus clients) or validator and staking infrastructure
  • Experience building blockchain indexers, data pipelines, dApps, or smart contracts (Solidity)
  • Familiarity with AI-assisted development workflows: spec-driven development, code generation tools, MCP, or agent-based paradigms
  • Contributions to open-source projects
  • Experience with Rust