Full Stack Engineer

Full Stack Engineer (Java, React, AI/ML/LLM/SDK)

Cutting-Edge Series B scale up

Location : Remote EU - Spain

Salary : 75K Euros - 110K Euros

About:

We are seeking a Full Stack Engineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs). This role requires deep expertise in Java, React, and modern AI/ML development, including LLM frameworks, SDKs, and retrieval-augmented generation (RAG) systems.

Key Responsibilities

• Design and develop scalable full-stack solutions involving both frontend (React/TypeScript) and backend (Java).
• Build and optimize AI/ML pipelines leveraging LLMs and RAG architectures.
• Develop SDKs and APIs to support AI-driven applications in resource-constrained or production-grade environments.
• Collaborate across engineering, product, and research teams to drive innov...