We are looking for a Senior Full-Stack / GenAI Engineer to join an international AI Products team working on the evolution of a secure, enterprise-grade GPT platform.

You will contribute mainly to back-end development (around 90%), with occasional front-end contributions, building secure and scalable features for document understanding, translation, APIs, automation, web usage and agentic capabilities.

¿Es usted el candidato adecuado para esta ocasión? Asegúrese de leer la descripción completa a continuación.

What you will do

- Design, build, test and monitor end-to-end product features.
- Develop and enhance back-end services using Node.Js and TypeScript.
- Contribute to front-end development with Next.Js and React.
- Design, implement and operate APIs.
- Work with Azure App Services, Cosmos DB, Application Insights and monitoring tools.
- Define usage KPIs and support dashboards, reports or metrics.
- Build automated workflows and operational scripts.
- Ensure solutions comply with security, regulatory and internal standards.
- Collaborate closely with the Tech Lead, Product Owner and international stakeholders.

What we are looking for





- At least 5 years of web application development experience, ideally in Azure environments.
- Strong hands-on experience with JavaScript / TypeScript and Node.Js.
- Experience with Next.Js and/or React.
- Solid experience with APIs, Azure DevOps and CI/CD pipelines.
- Experience owning the full testing lifecycle, including unit and E2E testing.
- Hands-on knowledge of Azure App Services, Cosmos DB, Application Insights and monitoring.
- Experience with AI APIs or frameworks such as OpenAI, Anthropic, Gemini or Azure AI.
- Knowledge of RAG and agentic / agent-based capabilities.
- Strong prompt engineering skills.
- Fluent English communication skills (B2+).

Experience with Terraform, Bicep, observability tooling, regulated industries, security and compliance will be valued.

Barcelona-based role. Two onsite days per week

Apply now and help shape secure GenAI capabilities at scale.

What we offer

Flexible working hours.

A hybrid working model that supports a healthy work-life balance. xqbhyrx

Competitive salary and a flexible compensation plan.

📌 Senior Full-Stack / Genai Engineer- Barcelona (España)
🏢 Innoit Consulting
📍 España