Java / AI / LLM Engineer Lisboa

Java / AI / LLM Engineer
Lisboa
Lisboa, Lisboa, Portugal

We are looking for an AI Engineer with
- on experience in Large Language Models (LLMs) to integrate intelligent features into our software product. This role focuses on Java backend development and requires expertise in both cloud and offline/on-premises AI solutions.

Key Responsibilities:

• Integrate LLMs (e. g. , GPT-4, Falcon, LLa
  MA, Mixtral) into Java backend systems.
• Develop local services (in Python or Java) to serve offline models when needed.
• Design and maintain REST/JSON endpoints for communication between Java services and AI modules.
• Personalize and adapt model outputs through prompt engineering.
• Implement logic for natural language understanding, question/answer generation, and response analysis.
• Support hybrid architecture:
  - first with fallback or dedicated
  - premises mode.
• Ensure data privacy, performance, and security in AI integrations.
• Collaborate with backend, frontend (Angular), and product teams for seamless integration.

Qualifications:

• Experience with LLMs (e. g. , GPT, Falcon, LLa
  MA, Bloom
  Z).
• Experience integrating APIs (Open
  AI, Hugging
  Face, Ollama).
• Strong Python and Java skills for backend development (Fast
  API, Flask).
• Expertise in Java backend development, especially with Spring Boot.
• Familiarity with AWS services (API Gateway, EC2, Lambda, etc. ).
• Experience deploying AI models in
  - premises environments.
• Familiar with model quantization and serving tools (Hugging
  Face, llama. cpp, Ollama).

Nice to Have:

• Familiarity with Lang
  Chain, v
  LLM, or Retrieval-Augmented Generation (RAG).
• Experience with multilingual prompt engineering.
• Working knowledge of Angular.
• Experience with AI solutions in offline enterprise environments.
• Knowledge of privacy regulations (e. g. , GDPR) and edge computing best practices.

Who You Are:

• Solution-oriented, with strong
  - solving skills.
• Comfortable working autonomously and taking technical ownership.
• Eager to collaborate with
  - functional teams.
• Curious and passionate about exploring new AI technologies.

Additional Information:

• What We Offer:
• An innovative product focused on
  - world Generative AI.
• Influence in technical decisions and solution architecture.
• Flexible, remote work with autonomy.
• Growth opportunities with modern tools and
  - source models.

If you’re excited about making an impact in the AI space, we’d love to hear from you! Apply now and join our dynamic team.