Staff DevOps Engineer
External
Alchemy · Bucharest, RomaniaFull-timeRemote1w ago
AnsibleArgoCDBlockchainCapacity PlanningCloudFormationDocumentation
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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
Requirements
- 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
Benefits
Attractive salary packageOpportunity to work with the latest cloud and blockchain technologiesFlexible time awayPrivate Medical InsuranceStart-up environment: internal off-site hackathons, access to company-rented hacker house during summerOpportunity to travel across officesHealth insuranceVision insuranceFlexible schedule
Additional Information
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.
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