ChallengeRocket enables IT recruitment with hackathons by Andrzej Sowula in Recruitment 24 May 2017 ChallengeRocket.com is a Poland-based start-up that has created a platform for European-wide IT recruitment based on knowledge assessment with hackathons. This article is only available to AIM Group clients. Please subscribe now or log in to view. Share ChallengeRocket.comIzabela BłażowskaPaweł KwiatkowskiTomasz Florczak Andrzej Sowula Andrzej Sowula has been a writer and an analyst for AIM Group since March 2013, focusing on the Polish market. As a journalist, he has worked in Poland for regional newspapers and national Internet-focused magazines for almost a decade. He has also substantial both in-house and in a PR agency experience as a PR specialist. Currently, he owns a small PR consultancy in Poland called PR Solutions. Andrzej has graduated from Journalism, Political Science and Business and Management at Jagiellonian University. He lives and works in Krakow.