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Alchemy Linkedin · Posted 14d ago

Staff DevOps Engineer

Bucharest

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Indexed description

As an engineer focused on node operations and infrastructure at Alchemy, you'll work within a fast-paced engineering team on the design, deployment, and continuous improvement of the blockchain infrastructure that powers our developer platform used globally. You'll operate state-of-the-art systems for running blockchain RPC nodes at scale across many chains and regions, and leverage your experience to keep a highly available live system running for our customers.

Responsibilities

  • Deploy, operate, and maintain blockchain RPC nodes across multiple chains and multiple geographic regions
  • Manage Kubernetes clusters that represent the underlying platform for all blockchain nodes
  • Perform rolling upgrades and hard fork migrations for blockchain clients across EVM and non-EVM chains
  • Operate on-call rotations, triage live incidents via PagerDuty, and coordinate resolution across teams for node outages, latency spikes, and SLO breaches
  • Develop and maintain AI agents / automation tooling for health checks, auto-heal, hard fork notifications
  • Deploy and manage services via ArgoCD and GitOps workflows (Helm charts)
  • Manage bare-metal and cloud infrastructure including provisioning, benchmarking, and hardware replacement
  • Respond to security advisories promptly and coordinate upgrades with minimal downtime
  • Contribute to postmortems and async review processes; track action items and follow up on resolutions
  • Collaborate cross-functionally with product, customer success, and other engineering teams on chain deprecations, capacity planning, and SLO reporting

What We're Looking For

  • Experience designing and operating large-scale, multi-region, multi-cloud production systems
  • Experience with Kubernetes (k3s or similar), including StatefulSets, storage management, Secrets and service mesh (Istio)
  • Experience with secrets management and access control in multi-cluster environments
  • Familiarity with automation frameworks for node health checks, upgrades, and remediation workflows
  • Experience with Infrastructure-as-Code (e.g. Terraform, Ansible, Pulumi, CloudFormation, Chef, Puppet, etc)
  • Experience with GitOps tooling - ArgoCD, Helm, and managing deployments
  • (Preferred) Experience with service mesh deployments such as Istio
  • Proficiency with cloud infrastructure and bare-metal management, including storage provisioning and snapshot management
  • Strong grasp of observability tooling - Grafana, Prometheus, Alertmanager - and experience building or tuning dashboards and alert rules
  • Comfort working in an on-call environment, triaging production incidents quickly and calmly using PagerDuty and structured runbooks
  • Ability to write clear technical documentation and postmortems, and contribute to async-first team communication
  • Experience with networking and configuring / managing VPC networks
  • A basic understanding of security best practices
  • (Preferred) Good understanding of web applications, microservice architecture
  • (Preferred) Experience working with startups
  • Passion for blockchain technologies and Web3

Perks

  • Attractive salary package
  • Opportunity to work with the latest cloud and blockchain technologies
  • Flexible time away
  • Private Medical Insurance
  • Start-up environment: internal off-site hackathons, access to company-rented hacker house during summer
  • Opportunity to travel across offices

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