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breaking the web since 1999

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Konrad Rzentarzewski


IT Automation and scalable infrastructure specialist, DevOps enthusiast. Experienced with Open Source solutions, worked as a contributor, consultant, integrator, trainer (Puppet Certified Proffesional, Red Hat Instructor) and active member of the community, including Warsaw Puppet Users Group. In free time seeks for web bugs, operates multirotors, does fairly nice travel photography, collects gadgets and wins online contests. Does microblogging from own wrist.

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My offer


Scalable web

I've designed high-capacity BGP/ECMP load balancing and multi-tier highly available solutions, web cache, monitoring, NOC and capacity planning for sites such as Filmweb, TVN and Eurozet. I've used extensively solutions such as Haproxy, Varnish and have an experience with J2EE and RoR web frameworks.

Automation

I've utilised Configuration Management ecosystem since 2008 to automate deployments, provide compliance and implement IaC solutions. I've worked with numerous tools, such as Puppet, Ansible, Docker, Kubernetes, Jenkins and Hashicorp toolkit. I'm providing consultancy and on-site training (in Polish and English) since 2015.

DevOps

I've build and managed a team of infrastructure developers that swiftly responded to dynamic landscape of technological needs in one of the country's biggest interactive agency (Artegence, Efigence). I've embraced Lean model and procedures such as Kanban, FMEA or Post-mortems and practiced DevOps culture in the organization.

Security

I've been trained as ISO 27001 auditor and developed and maintained secure infrastructure. I've performed internal audits, OWAPS ASVS assessments, PCI-DSS and CIS security compliance. I've developed centralised logging solution (including TTY session recording) and 2FA based on Yubico and x509 smartcards.

 

Get in touch!


Don’t hesistate to contact me, by phone, mail or social (@asquelt)!

+48 505431337