RemoteLeaf Logo
Log in Sign up

Project Lion - Senior Prompt Engineer - Netherland (Remote, Part-Time)

7 hours, 36 minutes ago
Netherlands
Freelance
Senior
Prompt Engineer
Data Science and Analytics
SQL
Apply Now
Welocalize

Welocalize

Welocalize provides translation and localization services to help businesses reach global audiences with precision and efficiency.

Professional Services
1K-5K
Founded 1997
$34M raised
View All Jobs 123

Description

  • Manage the end-to-end technical migration workflow for transitioning templates to LLM autoraters.
  • Use internal tools to create and optimize prompts for complex template structures.
  • Run and supervise automated prompt optimization workflows and identify when they stall or plateau.
  • Manually draft, test, and refine prompts for edge cases, anti-patterns, and broken tooling scenarios.
  • Solve difficult template and prompt edge cases through iterative manual prompt design.
  • Monitor shadowbot runs to ensure disagreements between human and LLM ratings are captured and tracked.
  • Run prompt versions against gold data to measure autorater quality against the human crowd baseline.
  • Calculate evaluation metrics such as F1 score, precision, and recall.
  • Draft technical launch readiness documentation to support final certification decisions.

Requirements

  • Native fluency in Dutch and fluent English.
  • Must be based in the Netherlands.
  • Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction, Cognitive Science, or a related analytical field.
  • At least 4 years of experience as a Prompt Engineer.
  • Proven experience tuning LLMs for strict, structured outputs and complex classification tasks.
  • Familiarity with chain-of-thought prompting and few-shot learning.
  • Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
  • Ability to quickly learn and master proprietary tools with minimal supervision.
  • Excellent verbal and written communication skills.
  • Preferred: familiarity with enterprise-grade LLM interfaces such as the Goose API.
  • Preferred: experience in AI model evaluation, data science, computational linguistics, or software engineering.
  • Preferred: hands-on experience with Automated Prompt Optimization systems or tuning workflows.
  • Preferred: linguistic expertise, including semantics and logic.

Interested in this position?

Apply directly on the company website

Apply Now

Similar Roles

Agiloft

Legal Knowledge Engineer

Agiloft 51-250 Capital Markets

Agiloft is hiring a remote Legal Knowledge Engineer to help shape its AI-powered contract lifecycle management platform by applying legal expertise to real-world contract workflows and product development.

United States Full-time Mid Level Legal Counsel Prompt Engineer
Generative AI MLOps
7 hours, 6 minutes ago
Spotify

Content Designer, Personalization

Spotify Media

Spotify is hiring a Content Designer for its Personalization Design team to shape the language and content systems behind AI-driven music discovery experiences at global scale.

United States Full-time Mid Level Prompt Engineer
$119k-$171k
Generative AI LLM
5 days, 23 hours ago
Cynet Group

AI Prompt Engineering Lead (Agentic AI & Hiring Automation) - Remote

Cynet Group 251-1K Professional Services

Senior AI Prompt Engineering Lead at Cynet Corp to architect, govern, and optimize Agentic AI systems that autonomously recruit, evaluate, and interact with talent using production-grade LLM architectures.

India Contract Lead Prompt Engineer
1 month, 2 weeks ago
Tendo

Senior Clinical Data Analyst (Healthcare Analytics)

Tendo 51-250 Internet Software & Services

Tendo is hiring a Senior Clinical Data Analyst to use healthcare and EHR analytics to identify operational improvements and deliver reporting and insights that help customers achieve financial, quality, and operational goals.

United States Full-time Senior Business Intelligence Analyst
$98k-$132k
Agile Apache Spark AWS Azure CI/CD Confluence Databricks Git JIRA Machine Learning Power BI Python Scala Scrum SQL SQL Server
6 hours, 51 minutes ago

You're on a roll! Sign up now to keep applying.

Sign Up

Already have an account? Log in

Used by 14,729+ remote workers