Senior Full Stack Engineer AI/LLM

We are looking for a Full Stack Engineer to join our small, remote-first team building AI-driven services for the Nordic financial sector. Your role will center on LLM integration and building a first-class user experience with Next.js. As a member of our team, you will drive technical decisions and solve complex challenges at the intersection of finance and AI. We offer a flexible, laid-back culture, a B2B contract, and fully remote work with occasional travel to meet the team and clients.

• Core Stack

  • Next.js with TypeScript

  • tRPC for type-safe APIs

  • Drizzle ORM and PostgreSQL

• Integration & API Expertise

  • Third-party API integrations and webhooks

  • Real-time data synchronization and background job processing

  • Robust error handling for complex workflows

• AI/LLM Development

  • Experience with LLM API integration

  • Background in building AI-powered business applications (preferred)

• Testing Requirements (Highly desirable):

  • Strong end-to-end testing capabilities, including QA abilities.

  • Ability to design and implement comprehensive test cases

  • Performance testing for data-heavy operations

• Domain Experience

• Financial/SaaS Knowledge (Nice to have)

  • Revenue recognition systems

  • Billing and invoicing platforms

  • Contract management workflows

  • Accounting platform integrations (e.g., Fortnox, Kleer)