Senior Software Engineer

Our client is one of Sweden’s fastest\-growing companies. They are now entering a major growth phase and building a new team focused on trust \& safety systems, user engagement features, and scalable digital experiences. The team optimises for **quality, rapid iteration, and short feedback loops** and has full **end\-to\-end ownership** , strong engineering autonomy, and a culture centred on experimentation, monitoring, and continuous improvement. You build it, you ship it! **You will** * **Own products end\-to\-end:** design, build, test, deploy, and monitor in production. * Work with **large\-scale, high\-availability systems** moving millions of events per minute. * **Move fast:** build, iterate, release **multiple times a day** with automated deployment. * Help shape team culture, engineering practices, and technical direction. * Design and evolve system architecture with hands\-on coding * Mentor teammates and collaborate closely with stakeholders across the business. * Learn fast through experimentation; success, failure, and everything in between. **Team Culture** * Small, tight\-knit team early in its journey * Real ownership and autonomy * Low process, so you can **keep building** * A chance to shape culture, tooling, and ways of working * A fast, sometimes messy, but always exciting environment with driven engineers **We need** * Experience setting up infrastructure and applications to handle enormous amounts of data * Strong experience with Node, React \& TypeScript. * Solid grounding in both **SQL** * Experience with **high\-throughput, high\-transaction environments** * A hands\-on builder who loves solving real problems, not an architect who stopped coding If you are a senior engineer who thrives in autonomy, loves fast iteration, and wants to build new products from scratch with talented peers, this is the place to make a huge impact.