About the Role
We are seeking an experienced and skilled DevOps / Distributed Systems Engineer to join our international team. The ideal candidate will have a strong background in operating EVM nodes, tuning storage / IO, and managing distributed systems in production.
Key Responsibilities
- Run Besu on Azure : manage validators / peers, permissioning, bootnodes, IBFT / QBFT configs, genesis updates, hard-fork rollouts, and RPC / WS endpoints behind Azure gateways.
- Storage & performance : size and tune Besu (JVM / RocksDB) with Premium SSD v2 / Ultra Disk, optimize IOPS / throughput, and implement snapshot / restore pipelines via Azure Blob Storage.
- Networking : build secure, private networking with VNets, subnets, Azure CNI (Cilium), Network Security Groups, Private Endpoints / Private Link, NAT Gateway, and VNet peering / ExpressRoute as needed.
- Traffic & ingress : expose RPC / WS endpoints through Azure Application Gateway or Nginx Ingress with Web Application Firewall (WAF), mTLS, rate limits, and IP allowlists.
- Secrets & keys : manage validator keys and app secrets with Azure Key Vault / Managed HSM, Managed Identities, and least-privilege RBAC via Microsoft Entra ID.
- CI / CD & GitOps : ship immutable releases using GitHub Actions or Azure DevOps Pipelines, ACR (image signing / scan), Helm, and Argo CD (or Flux) for environment promotion.
- Observability & SRE : wire up Azure Monitor + Log Analytics, Managed Prometheus / Grafana (or self-managed Prometheus / Grafana), OpenTelemetry traces, Alert rules, runbooks, SLOs / error budgets.
Requirements
4+ years in DevOps / SRE / Platform roles running distributed systems in production.Hands-on experience operating EVM nodes (preferably Besu) and tuning storage / IO, txpool, and pruning / archive modes.Strong Azure background : AKS, VNet / NSG / Private Link, Key Vault, ACR, Azure Monitor / Log Analytics, and Application Gateway / WAF.Solid Linux and networking fundamentals (TLS, DNS, routing, firewalls, load balancing).Proven observability practice : metrics, logs, traces, actionable alerting, SLOs / runbooks.Excellent written and spoken English (daily collaboration across teams).Benefits
Contract-based hiring;Full-time opportunity (40 hours per week);100% remote work / home office;Performance-based bonuses tied to achievements and deliverables;Open and flexible time-off policy;Supportive and collaborative work environment;Equipment program;Paid days off per year + holidays (variable) + recess days;Sponsorship program for relevant courses and training.About Us
We are a top-tier software consulting company based in the UK, with a development hub in Brazil and operations spanning Europe and the US. We believe that world-class software can only be created by a motivated and enthusiastic team in an environment that fosters creativity and free thinking.