Posted 1 Hours Ago Job ID: 2117333 5 quotes received

Senior Infra & DevOps Blockchain Web3

Fixed Price$500-$1k
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  Send before: May 06, 2026

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Senior Infrastructure & DevOps Engineer (Blockchain / Distributed Systems)

🌍 Overview

We are building a high-performance, multi-region distributed system designed to support large-scale usage (up to 1M+ users).

We’re looking for experienced engineers to design, deploy, and operate:

  • secure validator/node infrastructure
  • scalable RPC and API layers
  • data indexing and storage systems
  • multi-region, highly available cloud architecture

This is a mission-critical role focused on reliability, scalability, and security at production scale.

🛠️ Key Responsibilities

  • Deploy and manage core network nodes and supporting infrastructure
  • Build and operate multi-region cloud environments (AWS or similar)
  • Design high-availability and failover systems
  • Optimize performance for high-throughput workloads
  • Implement monitoring, alerting, and observability systems
  • Secure infrastructure with best practices (key management, network isolation, access control)
  • Automate deployments using Infrastructure-as-Code and CI/CD pipelines
  • Support data pipelines, indexing systems, and APIs

🧰 Requirements

  • 5+ years experience in DevOps, SRE, or infrastructure engineering
  • Strong experience with:
    • cloud platforms (AWS preferred)
    • Linux systems and networking
    • Terraform or similar IaC tools
  • Experience with distributed systems or blockchain nodes
  • Familiarity with monitoring tools (Prometheus, Grafana, logging stacks)
  • Solid understanding of security best practices

⭐ Nice to Have

  • Experience with multi-region failover architectures
  • Experience scaling systems to large user bases
  • Background in high-performance or financial systems
  • Container orchestration (Kubernetes, Nomad)

🎯 What You’ll Deliver

  • Production-ready, scalable infrastructure
  • Highly available multi-region deployment
  • Monitoring and alerting systems
  • Automated, reproducible infrastructure
  • Reliable and secure system operations

⚡ Success Criteria

  • Infrastructure handles high user load without degradation
  • Systems remain stable and resilient under failure scenarios
  • Monitoring and alerting provide full visibility
  • Deployments are automated and repeatable


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Alex K Croatia