Sr. Software Engineer - Fraud & Quality Team

Who We Are Cint is a pioneer in research technology (ResTech). Our customers use the Cint platform to post questions and get answers from real people to build business strategies, confidently publish research, accurately measure the impact of digital advertising, and more. The Cint platform is built on a programmatic marketplace, which is the world’s largest, with nearly 300 million respondents in over 150 countries who consent to sharing their opinions, motivations, and behaviours. We are feeding the world’s curiosity! The Team The Real-Time Engineering team is looking for talented engineers to reinforce its bandwidth. We are a group of highly skilled and talented contributors who are not afraid of challenging tasks and have a broad experience of designing complex systems on large scale that are able to handle unconventionally high traffic. We enjoy a unique and thriving culture of support and collaboration, where each member of the team can feel supported. As a result, the whole team really enjoys spending time together not only at work, but also at various social occasions. What You Will Do We are a results-focused team, which is not just a cliche for us. We don't engage in bullshit or politics, all that matters is the product and its delivery. The code you will write with us will have to be of top quality and delivered on time. You will get your hands on products that are used by millions of users every day and each mistake or downtime cost a lot of money. You will have similar top-level engineers as your team mates to help you ensuring that we deliver a world-class product together. What We Are Looking For 5+ years of hands-on professional backend software development experience Data Science background very desirable Experience with combating fraud and improving traffic quality very desirable Proficient programming skills in one of the major programming languages Proven experience as a Software Developer in their previous roles Outstanding problem-solving and analytical skills You enjoy pushing the limits of your knowledge and experience every day Nice to have: Java, AWS, k8s, Kinesis, SQL, Spring Our main language is Java, but we don't need you to have any experience with it. Are you coming here as an experienced C++/C#/Go/Python/anything developer? Excellent! As long as you're ok with switching to Java, we want you on board! We don't ask API documentation or language-specific questions in the interviews - instead, we want to know, how you approach different kind of problems and how you tackle them. #LI-JM1 #LI-Hyrbid Our Values Collaboration is our superpower We uncover rich perspectives across the world Success happens together We deliver across borders. Innovation is in our blood We’re pioneers in our industry Our curiosity is insatiable We bring the best ideas to life. We do what we say We’re accountable for our work and actions Excellence comes as standard We’re open, honest and kind, always. We are caring We learn from each other’s experiences Stop and listen; every opinion matters We embrace diversity, equity and inclusion. More About Cint We’re proud to be recognised in Newsweek’s 2025 Global Top 100 Most Loved Workplaces®, reflecting our commitment to a culture of trust, respect, and employee growth. In June 2021, Cint acquired Berlin-based GapFish – the world’s largest ISO certified online panel community in the DACH region – and in January 2022, completed the acquisition of US-based Lucid – a programmatic research technology platform that provides access to first-party survey data in over 110 countries. Cint Group AB (publ), listed on Nasdaq Stockholm, this growth has made Cint a strong global platform with teams across its many global offices, including Stockholm, London, New York, New Orleans, Singapore, Tokyo and Sydney. (www.cint.com) Additionally, in a world of AI, we want our candidates to understand our approach to the use of AI during the interview and hiring process, so we'd appreciate you reading our AI usage guide .