Senior AI Engineer (Java)

TL;DR

Senior AI Engineer (Java): Developing and optimizing AI-driven systems using Java and Large Language Models with an accent on prompt optimization and LLM fine-tuning. Focus on implementing orchestration frameworks like LangChain and creating comprehensive technical documentation for APIs and architecture.

Location: 100% Remote, Portugal

Salary: €28,000–€52,000 per year

Company

Specialized IT consulting partner with 18 years of experience driven by a senior team helping clients make the right decisions in fast-moving markets.

What you will do

• Develop AI-powered solutions utilizing Java and Large Language Models
• Optimize prompts and perform LLM fine-tuning to enhance model performance
• Implement orchestration frameworks such as LangChain for complex AI workflows
• Produce high-quality technical documentation for APIs, system architecture, and developer guides

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field
• At least 8 years of relevant professional experience
• Proven professional experience as a Java Developer
• Experience with prompt optimization and LLM fine-tuning
• Knowledge of LangChain or equivalent orchestration frameworks
• Must be based in Portugal

Culture & Benefits

• No-term full-time contract with health insurance
• 26 days of paid leave (22 standard days plus 4 annual extra days)
• Meal allowance provided via Coverflex card
• Annual training budget for professional growth
• Referral bonuses and various special discounts