Kubernetes (junior) Docker (junior) RESTful API (advanced) Python (advanced) Cosmose is a fast-growing software company on a path to revolutionise the $23 Trillion retail industry. Cosmose is now valued at over $100 million and raised a Series A investment fund in August 2020, backed by Tiga Investments, OTB Ventures and TDJ Pitango.We do our business in the world of offline analytics. We provide our partners a comprehensive Cosmose Media and Cosmose Analytics portals and we plan to expand our portfolio of apps and technologies. We are looking for an excellent Mid / Senior Software Engineer, who will provide the foundational technology for our business by building our backend services, taking into account the challenges of scaling to hundreds of millions of users.TL;DR Why us:Big scaleExcellent team of ex-Google, ex-Facebook, ex-Nvidia, ex-Microsoft employeesWork with 4x ACM ICPC programming championsStock options! If we win big, you win big too.Flat structure & startup atmosphereAn excellent compansation package (22,000 – 35,000 PLN + VAT) that would consist on base salary and stock optionsWhat you’ll do:Propose, design and develop Cosmose backend services with scalability and robustness in mindImplement well-structured automated testsPropose and review technologies to use in our productsProvide ideas and insight for the designs of our backend servicesShare your knowledge and provide mentoring to the less experienced team membersWhat you’ll need:Proven relevant working experience in languages such as Python, C++, Java, or otherComfort working with and learning our current Python ecosystemExcellent knowlege on microservices architectureGood understanding of clean code principles and RESTful systems designAbility and confidence to communicate within the team Are you ready for new exciting challenges and put your name on the history books? Apply now and join a revolutionary company.Read more on:TechCrunch, Business Insider, Forbes and CNBC.