Barcelona, Spain (Hybrid)
Employment: Full-time ABOUT OUR CLIENT Our client is building the AI platform that will redefine the future of hardware engineering.
Their product brings together system architecture, requirements, verification, and engineering workflows into one intelligent platform, helping engineering teams design and build the world's most advanced hardware systems faster and more efficiently.
This is an early-stage company where every engineer has a direct impact on the product, the technology, and the future of the business.
ABOUT THE ROLE As a Senior Full-Stack Software Engineer, you'll work directly with the founders and technical leadership to build a next-generation AI product from the ground up.
This is a highly hands-on engineering role where you'll own features end-to-end—from architecture and implementation to deployment and continuous improvement. Design and build scalable full-stack applications
Develop modern backend services and intuitive frontend experiences
Improve infrastructure,



CI/CD pipelines, cloud deployments, and observability
3-6+ years of professional software engineering experience
~ Excellent TypeScript skills across the full stack
~ Experience with React (or another modern frontend framework)
~ Strong backend development experience and API design
~ Solid understanding of PostgreSQL or other relational databases
~ Experience with Docker, CI/CD, and cloud infrastructure (AWS, GCP, or Azure)
~ Fluent English
~ Knowledge of RAG, vector databases, or multi-agent systems
TypeScript
React
PostgreSQL
Docker
GitHub Actions / CI/CD
AWS, GCP, or Azure
Build a category-defining AI platform from an early stage
Hybrid role based in Barcelona, Spain
Some projects may require eligibility for NATO security clearance due to collaboration with aerospace and defense organizations

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