Leonid Dyachenko
DevOps/SRE, Musician
DevOps/SRE engineer with 6+ years of experience designing and running Linux-, Docker-, and Kubernetes-based infrastructure. I build and maintain production clusters, automate delivery pipelines, and ensure observability for mission-critical services.
Experienced with NAT, iptables, UFW, traffic shaping, VLANs, VPNs (OpenVPN, Wireguard, L2TP/IPsec), and HTTP proxies. Operated pfSense and OpenWRT routers, designed segmented networks with isolation and failover, and deployed dedicated environments in Timeweb Cloud and Yandex Cloud.
Delivered and supported GitLab, Sonatype Nexus, Harbor, Wiki.js, Nextcloud, ELK, and Grafana+Loki+Prometheus (GLP) stacks with monitoring, alerting, and lifecycle management. Automated provisioning via GitLab CI, GitHub Actions, and Gitverse CI/CD while applying IaC with Terraform and Ansible. Build tooling and automation in Bash, Python, PowerShell, C/C++, and Rust.
Create bespoke infrastructure management tooling including UI and CLI apps, replication systems, and monitoring/analytics services with high availability, security, and admin ergonomics in mind.
*Instagram is banned in Russia and belongs to Meta, which is designated as an extremist organization there.