Full-Stack JavaScript Developer

👋 We’re Attensi, a tech company born in Norway with a passion for gamified simulation training. Since 2012, we’ve grown into a global player, with solutions trusted by some of the world’s biggest brands across 150+ countries and 50+ languages. We combine gamification, realistic interactive scenarios, and decision-driven dialogues, all powered by our own game AI, to deliver immersive, hands-on learning experiences that scale across large organizations and drive real behavior change. Our clients include Circle K, BCG, PwC, Accenture, KPMG, ABB, Equinor, and Novartis. Today, we’re a team of 240+ Game Changers across Europe and the US, with 120 of us based at our HQ in Oslo. Want to join a world-class tech team building the systems that power immersive learning worldwide? You’ll be part of the team that builds the underlying systems powering Attensi’s global learning experiences, used by hundreds of thousands of users worldwide. This is a full-stack JavaScript role with a strong backend f