Paweł Otlewski

Tech Lead | DevOps | SysOps
Wałcz, West Pomeranian Voivodeship, Poland
515 018 666•[email protected]•otlet.pl•czarnaowca.it•github.com/otlet•linkedin.com/in/otlet

Experience

cyberFolks.pl8 years 8 months
Tech LeadApril 2026 – present (3 months)
Poznań
  • Built a modern cloud project from scratch (R&D).
  • Designed highly available infrastructure based entirely on Kubernetes and custom software (Python, Golang, Bash) controlling the environment.
  • Acted as lead architect and developer — full product lifecycle from concept to implementation.
  • Recruitment and technical verification of candidates.
Senior DevOpsJanuary 2024 – March 2026 (2 years 3 months)
Poznań
  • Designed infrastructure based on Kubernetes and supporting tools for various projects — internal, AI-based, and customer products.
  • Designed and implemented CI/CD processes based on GitLab CI/CD.
  • Built company-wide internal tools in Golang and Python.
  • Developed the Kubernetes platform for AI and agentic workloads.
Linux AdministratorNovember 2020 – December 2023 (3 years 2 months)
Poznań, Greater Poland Voivodeship, Poland
  • Maintained existing server infrastructure and created new solutions; Linux server administration with software development.
  • Technologies: OpenVZ, KVM, SolusVM, LXC, LXD, HAProxy, Apache2, PHP, MySQL, PostgreSQL, Redis, Proxmox, Kubernetes, Docker, GitLab CI, Zabbix.
  • Developed and maintained software in Perl, Python, and Golang.
Junior AdministratorJuly 2019 – November 2020 (1 year 5 months)
Poznań, Greater Poland Voivodeship, Poland
  • Supported customers on technical hosting issues.
  • Maintained and developed Linux server infrastructure (OpenVZ, KVM, SolusVM, LXC, LXD, HAProxy, Apache2, PHP, MySQL, PostgreSQL, Redis) and server monitoring.
  • Developed supporting software in Python, Golang, and Perl.
Senior Customer Support SpecialistFebruary 2019 – July 2019 (6 months)
Poznań, Greater Poland Voivodeship, Poland
  • Direct customer support in formal and technical matters.
  • Basic analysis of customer issues related to hosting services.
  • Supported administrators in daily tasks.
Customer Support SpecialistNovember 2017 – February 2019 (1 year 4 months)
Poznań, Greater Poland Voivodeship, Poland
  • Direct customer support in formal and technical matters.
  • Basic analysis of customer issues related to hosting services.
GamerHash4 years 5 months
Linux AdministratorApril 2022 – September 2026 (4 years 5 months)
Poznań, Greater Poland Voivodeship, Poland
  • Created server architecture based on public clouds for Blockchain and AI projects.
Freelancer
Full Stack DeveloperApril 2015 – November 2017 (2 years 8 months)
Wałcz
  • Maintained Linux infrastructure (Ubuntu, CentOS, Proxmox, Docker).
  • Applications in PHP+Symfony and Python+Django, frontend HTML/CSS/JS and jQuery.
  • PrestaShop and WooCommerce stores; WordPress-based sites.

Key skills

Infrastructure & systemsGNU/Linux, Talos Linux, Proxmox, KVM, LXC, HAProxy
Containerization & orchestrationKubernetes, K3s, RKE2, Docker, Podman
CI/CD & GitOpsFluxCD, ArgoCD, GitLab CI
Cloud & storageScaleway, AWS S3/CloudFlare R2/Backblaze B2
Databases & messagingValkey, MariaDB, MySQL, PostgreSQL, Redis, RabbitMQ, RedPanda/Kafka
ProgrammingPython, Golang, Bash, PHP
AI & automationClaude, OpenCode, vLLM, Ollama, Cursor, Antigravity, Pisanie skilli i automatyzacja AI
MonitoringZabbix

Education

Collegium Da VinciEngineer (Eng.), Computer Science2015 – 2019
Zespół Szkół nr 4 RCKUIT Technician, Computer Science2011 – 2015

Languages

  • Polish — Native
  • English — Limited Working

Activity outside work

  • Running the CzarnaOwca.IT technical blog

Summary

DevOps engineer focused on GNU/Linux system administration and Python development. Regularly involved in building applications in Golang and JavaScript. Currently developing skills in virtualization, containerization, and cloud technologies. Always strives to stay positive and energetic. Values self-development and builds many projects. Main focus on IT security (defensive & offensive).

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