Staff Engineer | SRE and Platform Engineering
I build reliable platforms, improve observability and automate engineering workflows. Alongside my role at Graphcore, I provide infrastructure and security engineering support for Adar, covering network hardening, incident response and IaC-driven automation.
Gdańsk, Poland · LinkedIn · Public projects
- Reliability and observability: metrics, logs, alerting, incident response and recovery validation
- Platforms and delivery: Kubernetes, Helm, GitOps, reusable CI/CD pipelines and repeatable deployments
- Network security and incident response: firewall and VPN hardening (OPNsense, CrowdSec, fail2ban), PKI/VPN rebuilds (EasyRSA, OpenVPN) and forensic investigation
- Automation and integration: Python, Bash, APIs and secure Model Context Protocol (MCP) tools, including custom MCP servers for network devices, BMC and access management
- Docs-as-Code: versioned documentation, diagrams, reviewed changes and automated publishing
| Area | Tools and technologies |
|---|---|
| Scripting | Python, Bash, PowerShell |
| Systems and containers | Linux, Windows, WSL, Docker, Kubernetes, Helm |
| Delivery and GitOps | Git, GitLab CI/CD, GitHub Actions, Argo CD |
| Observability | Prometheus, VictoriaMetrics, Grafana, Alertmanager, Thanos, OpenSearch |
| Networking and security | OPNsense, CrowdSec, fail2ban, EasyRSA/OpenVPN, Zyxel Nebula/ZyNOS |
| Access and integration | OpenBao, Bitwarden, TLS, SSO, REST APIs, MCP |
| Documentation | Markdown, Mermaid, D2, MkDocs |
Additional experience: Ansible, Terraform, Proxmox, AWS, Azure, Datadog and Redfish/BMC out-of-band management.
| Project | What it does |
|---|---|
| Corporate SSL Manager | Certificate setup and troubleshooting for WSL, Node.js and Docker |
| PowerShell Profile Manager | Modular shell configuration, reusable commands and MCP integration |
| Windows System Audit | Hardware, network, storage and security inventory with PowerShell |
| WSL & Docker Setup | PowerShell and Bash scripts for repeatable development environments |
Outside infrastructure work, I also publish gaming tools and technical guides.
Refreshed daily from public repositories. Language shares reflect source bytes, not proficiency.
Reliable systems. Practical automation. Clear documentation.