Head of Engineering/CTO
Hybrid
Core
Hands-on Head of Engineering owning technology across a Barcelona-based startup studio building AI-powered mobile apps.
Role type
Senior IC/Lead Head of Engineering (Full-stack)
Builds
AI-powered mobile apps, core backend services, cloud infrastructure, and data pipelines.
Domain
Consumer mobile apps, AI/ML, Cloud Infrastructure
Required skills
Full-stack engineering, cloud architecture, security & data privacy, AI model integration, team building, product ownership
Preferred skills
Mobile development (Flutter), startup scaling experience, subscription model expertise
Technologies
Flutter, Dart, TypeScript, GCP, SQL
Responsibilities
Redesign core backend services, harden security, ship AI features, build and scale new products, hire engineers, set technical standards
Seniority
Senior, hands-on IC with leadership
