Senior Full-Stack Engineer, AI Voice Platform (Remote Spain)

VOICEB.ai is seeking a Senior Full Stack / Backend Engineer to design and build core systems behind our autonomous voice sales agent platform. In this fully remote role, you'll work directly with our CTO and a senior engineering team, integrating with top enterprise brands while contributing to critical architecture decisions.

The ideal candidate has 5+ years of backend experience, strong systems thinking, and hands-on Twilio experience. We offer a market-rate salary, equity compensation, and the chance to work on a cutting-edge AI product.