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tsisar/README.md

Pavlo Tsisar

DevOps Engineer

10+ Years in IT & Networking | Kubernetes | Terraform | GCP | Web3 Infrastructure | CI/CD | Cloud & Security

Summary

Experienced DevOps Engineer with a strong background in Kubernetes, Docker, and Terraform.
Specialized in CI/CD pipeline automation using ArgoCD and GitHub Actions, as well as monitoring and observability with Prometheus, Grafana, and Jaeger.
Proficient in Google Cloud Platform (GCP), DigitalOcean, with additional experience in database administration (MySQL, PostgreSQL, Oracle).

Deep understanding of network architecture and security, with expertise in VPNs, DNS, firewalls, and infrastructure security compliance.

Web3 Expertise

  • Extensive experience in Web3 infrastructure, working with RPC nodes, The Graph, and Substreams to support decentralized applications.
  • Successfully migrated Web3 infrastructure from containerized setup on DigitalOcean to Kubernetes on GCP, fully automated with Terraform.
  • Implemented secure and scalable networking solutions for Web3 environments, ensuring high availability and fault tolerance.

Proficient in Go, Java, Kotlin, and TypeScript/JavaScript.


Skills

  • Cloud & Infrastructure: GCP, Terraform, Kubernetes, Docker
  • CI/CD & Automation: ArgoCD, GitHub Actions, Helm Charts
  • Networking & Security: VPN, VLAN, OSPF, NAT, Firewalls, DNS
  • Monitoring & Observability: Prometheus, Grafana, Jaeger
  • Web3 & Blockchain: RPC Nodes, Wormhole, The Graph, Substreams
  • Programming: Go, TypeScript, Java, Kotlin

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