Junior AI Developer

Location

Cadiz / Spain

Type

Full time / Part time

Department

Engineering

Overview

Predictable Machines is on a mission to build AI systems that are not only cutting-edge, but also reliable, explainable, and efficient. We’re looking for a Junior Generative AI Engineer—a curious and motivated individual who wants to grow in the field of generative AI. Whether you’re currently pursuing a degree, recently graduated, or transitioning into AI from another technical background, this is a chance to work alongside top engineers and researchers on real-world applications.

Key responsibilities

  • Collaborate with senior engineers to build and test AI-driven prototypes and tools.

  • Assist in designing and refining prompts using tools like OpenAI, Claude, or open-source LLMs.

  • Support reliability testing, validation, and performance optimization of AI workflows.

  • Stay current on trends in generative AI, NLP, and model evaluation methods.

  • Participate in code reviews, team discussions, and collaborative problem-solving.


Qualifications

  • Studying or recently completed a degree in Computer Science, AI, Engineering, or a related field (or self-taught with a portfolio).

  • Basic proficiency in Python and interest in AI tools and frameworks.

  • Curiosity about generative AI, prompt engineering, and language models.

  • Willingness to learn fast, take initiative, and work in a collaborative environment.

  • Strong communication skills and a proactive attitude.

Bonus (Not Required):

  • Experience with LLM APIs (OpenAI, Anthropic, Hugging Face, etc.).

  • Familiarity with Git, LangChain, or RAG concepts.

  • Interest in AI ethics, explainability, or graph-based data systems.


What we offer

  • Hands-on mentorship from experienced AI engineers and researchers.

  • Opportunity to work on real projects with impact in the AI reliability space.

  • Flexible, remote-first working environment.

  • A chance to grow your skills and transition into a full-time role in a fast-growing company.

  • Access to state-of-the-art AI tools and learning resources.