All posts by Krzysztof Cienkosz

The great adventure of migrating Allegro infrastructure to new Data Center - DC5

Moving Allegro’s services and infrastructure from its main Data Center (DC) was considered a huge endeavour fraught with high risk from the very start. This particular Data Center, known as DC2, was situated in Poznań, Poland. It was our first genuine Data Center and back in 2007, when we moved in there, it was the state—of—the—art DC in Poland. For a couple of years our infrastructure was growing along with the company and the number of devices grew up to 2,000 filling 90 rack cabinets in 2014. DC was used by Allegro core sites such as, and as well as other Naspers-owned Polish operations like:,,,, To make the story simpler, Allegro synonym is used to name them all.

Krzysztof Cienkosz

Project manager with an agile attitude that has been carrying out various IT projects in an international environment for over 8 years. Passionate about agile techniques and confronting plans versus reality. Enjoys challenges and meeting interesting people. Disapproves of unpunctuality. Father of two daughters and a soul windsurfer.