Founding engineer - remote or barcelona [agentic coder]

Conversations beat CVs. That's the conviction behind Hirevoice. Our AI interviewer gives every candidate a real shot at showing how good they are — and gives employers signal they can actually trust. But we're building more than an interviewer: an enterprise AI platform. Co-founded by Nacho González-Barros (founder of Info Jobs & Hireflix). Global and enterprise (current average ARR per costumer: 100k) from day one. Well-funded by a tier-1 VC and 10+ business angels with exits under their belt. We're building an enterprise AI platform that stays startup‐fast, with minimal bureaucracy. We've already achieved product-market fit. About us: Your mission: build the technical backbone of that platform — robust without getting slow, compliant without getting heavy, customizable without fragmenting, AI-agent-native from day one. Key Responsibilities Build an enterprise AI interviewing platform capable of absorbing client-by-client variation without fragmenting or losing development speed. Turn...