Project Lion - Senior Prompt Engineer - Portugal (Remote, Part-Time)
Welocalize · Porto
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- Company
- Welocalize
- Location
- Porto
- Employment type
- Part-time
- Posted
- March 16, 2026
About this job
Native fluency in Portuguese and fluent in English. Location: Must be based in Portugal. Education: Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field. Prompt Engineering & AI Expertise: At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning. Data Analysis: Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools. Technical Agility: Ability to quickly learn and master proprietary tools with minimal supervision.…
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