Senior Developer to Abacube in Stockholm

Abacube is scaling both the product and the tech team, looking for a Senior Developer across the entirety of the stack and product Abacube is modernising how insurance companies handle personal injury claims. Our software supports the claims adjusters handling the calculations that determine compensation, and we work with some of Sweden’s largest insurers. We’re growing, fast, and are strengthening our team with a full-stack developer with a desire to understand, contribute, and have a direct influence on what becomes reality. You’ll build features end-to-end, from gathering and understanding requirements to deploying, monitoring and optimizing them in production. The Opportunity To step in when we’re scaling up and where things actually happen The mandate to make and execute on the small and big technical decisions that move our product forward A modern and evolving tech stack We also offer part-ownership, an office in central Stockholm (Sturegatan) and 6 weeks of paid holiday. You also get an ITP occupational pension, fully covered breakfast and lunch, and a wellness allowance. You’ll have everything you need from day one, with a complete hardware setup (Mac, Windows, or the Linux distro of your choice) and an environment where you have both the freedom and the trust to perform at your best. We operate with flexible working hours, with core time between 10:00 and 15:00, and we work four days a week from the office. Your Challenge You’ll work across the entirety of our product; the interface claims adjusters work in, the compensation logic behind it, the database it runs on and the infrastructure it deploys on. Our tech stack includes (among other things): Next.js 16 TypeScript 6 (strict mode) and Node.js 24 React 19 PostgreSQL with Drizzle ORM Vitest and Playwright In terms of infrastructure, we use Docker and GitHub Actions CI/CD, host on Clever Cloud, and utilize S3-compatible object storage. We use Sentry for monitoring. We use Claude Code (Max 5x) and act