Full-Stack Developer

Full-Stack Developer Join Attensi and help build the systems behind gamified learning experiences used by hundreds of thousands of people worldwide. Apply here! 👋 Hey there! We’re Attensi – a tech company born in Norway with a passion for gamified simulation training. Since 2012, we’ve grown into a global company, and today our solutions are used by some of the world’s biggest brands across 150+ countries and 50+ languages. We combine gamification, realistic interactive scenarios, decision-driven dialogues, and our own AI to create immersive, hands-on learning experiences. It’s a radically different way to deliver high-impact training that scales across large organizations — and actually sticks. We work with leading brands across industries such as energy, retail, hospitality, pharma, and professional services, including Circle K, Boston Consulting Group, PwC, Accenture, KPMG, ABB, Zurich, and Novartis. Today, we’re more than 220 Game Changers across Europe and the US. Want to join a world-class tech team building the systems that power immersive learning worldwide? You’ll be part of the team behind the platform and services that power Attensi’s global learning experiences, used by hundreds of thousands of users worldwide. This is a full-stack developer role where you’ll contribute across the stack; from backend services, CI/CD workflows, and cloud infrastructure to frontend features built with our internal design system. We value autonomy, ownership, and curiosity, and we want developers who enjoy learning, solving complex problems, and taking responsibility for the systems they build. What You Will Do Design and build secure, scalable applications Configure and deploy backend services to Kubernetes using GitOps and ArgoCD Build and maintain CI/CD pipelines with GitHub Actions Contribute to frontend features using our internal design system Work with technologies like PostgreSQL, Redis, and Kafka Take part in discussions around capacity planning, performance, and security Help operate and improve live production environments Collaborate in small, cross-functional feature teams to build innovative learning experiences Our backend infrastructure runs on AWS and includes technologies such as Node.js, Ruby on Rails, .NET Core, PostgreSQL, Redis, Kafka, Kubernetes, and ArgoCD. You don’t need to know everything; strong fundamentals, curiosity and a willingness to learn matter most. We’re curious and pragmatic about AI-assisted development. At Attensi, you’ll be able to use modern AI-enabled workflows as part of your day-to-day work, while still applying strong engineering judgement and taking ownership of the code you ship. Who You Are You’re a developer who enjoys building reliable software and taking ownership beyond just writing code. You care about how systems are designed, how they perform in production, and how they can be improved over time. You probably have: Solid backend development experience with Node.js and TypeScript Experience with other languages like Python, Ruby, or C# A good understanding of system design, scalability, security, and industry best practices Experience with, or interest in, frontend development using React Relevant education or equivalent practical experience You don’t need to tick every box. We’re looking for someone with strong engineering fundamentals, a curious mindset, and the motivation to grow together with the team. What we offer At Attensi, you’ll join a fast-growing scale-up that’s already a global leader in its field. Expect a flat, open, and collaborative environment, surrounded by smart, talented colleagues from diverse backgrounds. We’re committed to helping people grow with us, and you’ll have the opportunity to shape your role over time. You’ll work on meaningful technical challenges in a dynamic and innovative environment with big ambitions. We work hard, but we also have fun — from Attensi days to sporting events, after-work drinks, parties, game nights, and company trips. Excited to make an impact with us? Let’s talk! Area Tech and Engineering Locations Oslo Employment type Full-time Remote work Hybrid, Office Based Oslo