Middle Full Stack Developer

Middle Full Stack Developer (Generative AI)

Location:
Spain (100% Remote) Type: Full-time Compensation: 35K-45K

About the Role
We’re looking for a Middle Full-Stack Developer to build and deploy cloud applications for Generative AI within the Microsoft ecosystem. The role leans toward backend (Python or .
NET on Azure), where most of the work happens, with frontend work in React/Next.js when a feature needs it end-to-end. We work across both languages, so being comfortable with either is essential, and experience with both is a real plus. You’ll own the full lifecycle of cloud services (development, deployment, monitoring, troubleshooting, and maintenance) with a strong focus on practical AI solutions built around LLMs, RAG, and agent-based architectures. This is a fully remote position based in Spain, ideal for someone who enjoys innovation, ownership, and collaboration. Core Tech Stack
* Backend (primary): Python and .
NET
* Cloud: Microsoft Azure
* AI / GenAI: LLMs, RAG, agentic frameworks
* Frontend: React, Next.js
* DevOps & CI/CD: Azure DevOps, Git, Pipelines
* Observability: Logging, monitoring, tracing
* Infrastructure as Code: Pulumi (or equivalent: Terraform, Bicep)

Key Responsibilities
* Design, develop, and maintain production-grade full-stack applications and APIs powered by Generative AI.
* Build scalable backend and frontend solutions in Azure.
* Integrate Generative AI technologies (prompt engineering, RAG, Agents, MCPs...).
* Collaborate with technical and business teams to define and implement solutions.
* Ensure code quality, performance, and system reliability.
* Stay updated on emerging technologies and AI trends. Requirements
* 3+ years of professional software development experience, ideally building cloud applications.
* Strong backend experience with Python and .
NET.
* Practical experience with Microsoft Azure.
* Experience with Azure DevOps, Git and CI/CD pipelines.
* Experience building applications that integrate LLMs, RAG or AI agents.
* Working knowledge of Infrastructure as Code (Pulumi, Terraform, Bicep or similar).
* Comfortable contributing to a React/Next.js frontend when needed.
* Understanding of observability concepts (logging, monitoring, tracing, troubleshooting).
* Professional working proficiency in English.
* Must reside in Spain and have legal authorization to work in Spain.
* Strong communication, organization and stakeholder management skills.
* Experience working in Agile teams using Azure DevOps, with a strong foundation in Agile principles and a mindset shaped by practical experience in real delivery environments. Nice to Have
* Experience with both Python and .
NET.
* Vector databases or vector search.
* Interest in data: Databricks (Unity Catalog, Genie) or Azure Data Platform (Fabric, Data Factory, Data Lake Gen2).
* Experience in monitoring or evaluating GenAI applications in production.
* Azure or Databricks certifications.

What We Offer
* Permanent employee contract (Spanish payroll).
* 100% remote within Spain, flexible working environment.
* 30 days of paid vacation.
* 3 team-building events per year
* Dedicated budget for training and certifications.
* Hands-on work with Generative AI, RAG and agent-based architectures.
* Ownership across the full lifecycle of cloud-based AI applications.
* Modern Azure-based stack.
* Client-facing project work, where we aim to keep stable teams together across projects whenever possible.
* Compensation: 35K-45K Location Requirement: Candidates must reside in Spain and have legal authorization to work in Spain.