Rafał Trójniak
Staff Cloud Engineer at Ocado Technology
Krakow, Lesser Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolRafał Trójniak is a Staff Cloud Engineer based in Krakow with 14 years of experience designing and operating resilient cloud and infrastructure platforms. He combines deep SRE and DevOps expertise—spanning AWS (ECS, IoT, CloudFormation), Kubernetes, Docker, OpenStack, Ceph and Prometheus—with hands-on software development in Python and TypeScript to automate and harden production systems. A longtime configuration-management advocate and FOSS enthusiast, he has driven automation at scale using Chef, Ansible, SaltStack and Terraform while improving CI/CD, monitoring and incident response. Known for pragmatic tooling and service ownership, he blends system architecture, operator ergonomics and developer enablement to reduce toil and increase reliability. Colleagues value his quick learning, cross-team collaboration and knack for building the small but essential tools that fill operational gaps.
14 years of coding experience
14 years of employment as a software developer
Electronics, Electronics at Zespół Szkół ŁącznościAGH University
Polish, English
Github Skills (54)
boto10
aws10
erlang9
chef-infra9
embedded8
jenkins8
esp328
elixir8
gnome8
infrastructure8
custom-component7
munin7
devops7
home-assistant7
java7
Programming languages (8)
Github contributions (5)
rafaltrojniak/AdventOfCode
Dec 2022 - Dec 2025
Contributions:56 pushes, 1 branch in 3 years
rafaltrojniak/iso8601
Jul 2013 - Jan 2014
Contributions:37 commits in 5 months
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