Staff AI Engineer - Lead Architect for Scalable Systems

Nextlane is looking for a Staff/Principal Engineer based in Madrid, Spain, to drive architecture, design, and implementation of scalable, secure, and performant backend and frontend systems. You will collaborate with cross-functional teams, integrate AI agents, and mentor engineers.

This role requires extensive experience with C#, .NET Core, and React, as well as a commitment to continuous improvement and innovation. Benefits include remote work up to 3 days a week and private medical insurance.