# Stanislav Cherkasov | {DevOps,DevSecOps,Platform}

Senior {DevOps,DevSecOps,Platform} Engineer. B2B contractor working remotely
with US and European clients. Based in Krakow, Poland (CET/CEST).

- Role: Senior DevOps / DevSecOps / Platform Engineer
- Stack: AWS, Azure, GCP, on-prem, Kubernetes, Terraform, Ansible, GitLab CI, GitHub Actions
- Certifications: CNCF Kubestronaut (CKA, CKAD, CKS, KCNA, KCSA), CGOA, CAPA, CNPA, LFCS
- Contact: https://linkedin.com/in/stanislav-cherkasov
- Links: https://github.com/tenhishadow, https://www.credly.com/users/stanislav-cherkasov
- Availability: open to B2B contract engagements (US/EU, remote)
- [About](https://tenhishadow.github.io/about/)

## Posts
- [RTX PRO 6000 Blackwell Max-Q: Proxmox Passthrough for Local AI](https://tenhishadow.github.io/posts/ai/2026-10-07-rtx-pro-6000-max-q-onboarding-checklist/)
- [0 RPM, 24/7, 2 Years: A Fanless Proxmox Power Node](https://tenhishadow.github.io/posts/fanless-proxmox-node-asus-pn64-akasa/)
- [Samsung 990 PRO Wear Bug: Flashing Firmware from a Live Linux System](https://tenhishadow.github.io/posts/2026-07-28-samsung-990-pro-firmware-linux/)
- [A Read-Only SRE Agent for My Kubernetes Homelab](https://tenhishadow.github.io/posts/ai/2026-07-15-read-only-sre-agent/)
- [One GPU, One LLM Lane: Operating an RTX PRO 4000 SFF in k3s](https://tenhishadow.github.io/posts/ai/2026-07-02-rtx-pro-4000-day-2-k3s-gpu-lane/)
- [Państwowy egzamin B2](https://tenhishadow.github.io/posts/certs/2026-04-22-polski-b2/)
- [Proxmox Kiosk Desktop Appliance: Windows VM, GPU Passthrough, and Fast Recovery](https://tenhishadow.github.io/posts/2026-03-16-proxmox-kiosk-desktop/)
- [Became a Kubestronaut](https://tenhishadow.github.io/posts/certs/2026-02-28-kubestronaut/)
- [Passed CKS](https://tenhishadow.github.io/posts/certs/2026-02-22-cks/)
- [Passed CNPA](https://tenhishadow.github.io/posts/certs/2026-02-18-cnpa/)
- [Passed CAPA](https://tenhishadow.github.io/posts/certs/2026-02-16-capa/)
- [Passed LFCS](https://tenhishadow.github.io/posts/certs/2026-02-13-lfcs/)
- [Passed CGOA](https://tenhishadow.github.io/posts/certs/2026-02-12-cgoa/)
- [Passed KCSA](https://tenhishadow.github.io/posts/certs/2026-02-04-kcsa/)
- [Ansible Warp Drive: Faster Playbooks with Mitogen](https://tenhishadow.github.io/posts/2026-01-27-ansible-warp-drive-mitogen/)
- [Passed CKA](https://tenhishadow.github.io/posts/certs/2026-01-18-cka/)
- [Passed CKAD](https://tenhishadow.github.io/posts/certs/2026-01-04-ckad/)
- [Overengineering Homelab DNS: dnsdist, Pi-hole, Unbound](https://tenhishadow.github.io/posts/2026-01-01-simple-homelab-dns/)
- [Replacing Pipenv with UV and Taskfile for Python Ops](https://tenhishadow.github.io/posts/2025-12-28-replacing-pipenv-with-uv-taskfile/)
- [Proxmox Firewall Configuration with Terraform](https://tenhishadow.github.io/posts/2025-12-11-proxmox-firewall-terraform/)
- [Państwowy egzamin B1](https://tenhishadow.github.io/posts/certs/2025-11-17-polski-b1/)
- [MikroTik Watchdog: Why 127.0.0.1 is not a good way to Disable Watchdog Ping](https://tenhishadow.github.io/posts/2025-10-03-mikrotik_disable_watchdog_ping/)
- [Passed KCNA](https://tenhishadow.github.io/posts/certs/2025-09-11-kcna/)
- [Debian 13 Trixie Upgrade on Proxmox](https://tenhishadow.github.io/posts/2025-08-18-debian-upgrade-trixie/)
- [Automating Sonatype Nexus Repos with Terraform](https://tenhishadow.github.io/posts/2025-06-19-terraform_nexus/)
- [Known but Overlooked: Onboard E1000 NIC Problems in Proxmox](https://tenhishadow.github.io/posts/2025-06-16-proxmox-e1000/)
- [Handling Unreachable Hosts with Ansible](https://tenhishadow.github.io/posts/2025-06-03-ansible_skip_unreachable_mikrotiks/)
- [Proxmox GPU Passthrough: Fix RX 7900 XTX VFIO_MAP_DMA failed](https://tenhishadow.github.io/posts/2025-05-01-proxmox-rx7900xtx/)
- [Watchdog: Last-Resort Reboot for Mikrotik](https://tenhishadow.github.io/posts/2025-04-07-mikrotik-force-reboot/)
- [Golden Microservice: A Minimal Template for Testing Deploys](https://tenhishadow.github.io/posts/2025-02-06-golden-microservice/)
- [mbkp release v1.2](https://tenhishadow.github.io/posts/2024-12-01-mbkp-v1-2-release/)
- [Using Pre-Mounted Storage with Proxmox Backup Server](https://tenhishadow.github.io/posts/2024-11-22-pbs-storage-creation-cli/)
- [4K NVMe Formatting: Boosting Performance](https://tenhishadow.github.io/posts/2024-11-21-4k-format-nvme-guide/)
- [Production-Style Mobile CI/CD for React Native with CircleCI, Fastlane and White-Label Apps](https://tenhishadow.github.io/posts/2020-07-01-mobile_ci_cd/)
- [Mikrotik Auto Update](https://tenhishadow.github.io/posts/2020-02-12-mikrotik-auto-update/)
- [Установка Archlinux c полным шифрованием системы и LVM на LUKS](https://tenhishadow.github.io/posts/2018-08-14-archlinux-luks-lvm/)
- [Установка Proxmox VE на Debian Stretch используя Ansible](https://tenhishadow.github.io/posts/2017-11-16-proxmox-debian-ansible/)
- [Централизованный бэкап Mikrotik устройств при помощи bash-скрипта](https://tenhishadow.github.io/posts/2017-11-15-mikrotik-backup-script/)