Protocol / Backend Engineer (V.P.)

Join Galaxy, a leading company in the blockchain space, as a Protocol/Backend Engineer. In this role, you will engineer resilient distributed services related to our blockchain participation offerings, dive into Rust and systems programming, integrate with validator or node pipelines, and continuously research emerging trends in the Web3/Blockchain space. You will also have the opportunity to identify and build on new product opportunities, debug complex distributed blockchains, and participate in domain-specific on-call rotations. Enjoy a range of benefits, including equity exposure, flexible time off, full paid health benefits, and more.

• Concevoir et développer des services distribués résilients liés aux offres de participation à la blockchain, en gérant le flux de transactions à haut débit.
• Intégrer et interagir avec les pipelines de validateurs ou de nœuds, en raisonnant sur le consensus, la production de blocs, la propagation des transactions.
• Identifier et mettre en œuvre des solutions pour améliorer l'exploitation des systèmes, en recherchant et en restant à jour sur les tendances émergentes.
• Prior software engineering or application development experience in modern programming language (.Net, Go, Rust, C/C++, Java, etc.)
• Expertise in cloud platforms (AWS, Azure, GCP) and virtualization technologies (VMWare, KVM, Docker or similar)
• Troubleshooting expertise of complex application flows which span multiple systems along with an ability to identify server, network, and application issues and apply measurable remediations
• Working knowledge of Linux systems, system performance optimization and command line tooling
• Strong concepts of custody key management, generation, HSMs and MPC technologies
• Deep familiarity with compute-infrastructure systems, tooling, observability, debugging strategies along with research aptitude and a desire to never repeat the same problem twice
• Hands-on experience with monitoring and observability tools (Prometheus, Grafana, ELK Stack, Datadog, LogDNA, etc.)
• Conceptual knowledge of security best practices, including encryption, access control, and network security (firewalls, traffic filtering)
• Strong problem solving skills and ability to identify problems, determine their root cause, and see them through to solution
• Demonstrated experience working with blockchain infrastructure or strong knowledge of the blockchain domain (proof-of-stake consensus, web3, rpc, etc)
• Ability to script in a high-level scripting language like Python, Perl or bash coupled with an ability to identify human processes that can be scripted and automated
• Experience or awareness in working with Chainlink systems, services or ecosystem
• Strong written and verbal communication skills with an ability to distill information to both technical and non-technical audiences
• At-least 5 years of software engineering experience
• Experience with Kubernetes, or similar compute orchestration systems and a familiarity with container orchestration
• MEV knowledge: searchers, bundles, auctions, tips, sandwich/arbitrage/liquidation patterns, and tradeoffs around fairness and censorship resistance
• Skill in defining infrastructure as code with Terraform or other infrastructure orchestration tooling
• Jito ecosystem familiarity: Jito-Solana, Block Engine, relayers, bundle simulation, tip accounts, validator integration
• Distributed systems: consensus-adjacent systems, gossip/propagation, fault tolerance, retries, backpressure, and high-throughput service design