Fullstack Engineer – Series B AI Startup | Spain (100% Remote)

I’m partnered with a fast‑scaling AI startup, fresh off a Series B raise, looking for an early hire Developer to shape the next generation of their platform. You'll build the GenAI behind some of the products that you use every single day.

This is a role for hands‑on builders who enjoy owning systems end‑to‑end, from backend architecture to clean, functional UI. You’ll work on production‑scale APIs, and tooling that powers real‑time generative AI applications.

You’ll work with

• Ruby on Rails, React, TypeScript
• RESTful APIs and PostgreSQL (Prisma)
• Containerisation and orchestration (Docker, Kubernetes)
• CI/CD (GitLab, GitHub Actions), AWS/GCP
• Testing (RSpec, Jest, React Testing Library)

You bring

• Solid full‑stack experience in startup or product‑led teams
• SQL Databases, ideally PostgreSQL
• ...