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# Senior Data Scientist

- **Company:** ACE
- **Location:** Amsterdam, Netherlands
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Graph Database, Python (Programming Language), Machine Learning, Azure Active Directory, Machine Learning Operations, Software Version Control, Serverless Computing
- **Published:** July 8, 2026
- **Apply:** https://www.nationalevacaturebank.nl/vacature/6eb5a1b1-0475-43ef-bf41-a919805ac990/senior-data-scientist

## About the Role

+ 6+ years of relevant experience with 3+ years of professional experience in applying GenAI and broader machine learning techniques;
 + Hands-on experience with Python and established GenAI frameworks/standards/workflows (e.g. LangChain);
 + Ability to work independently and as part of a broader team, and take ownership of your code and delivery, with the confidence to raise concerns early when you foresee blockers or challenges;
 + Pragmatic instinct for when speed matters most and when depth does, and the judgement to switch between them;
 + Hands-on experience with LLMOps practices: deploying LLM applications behind secure APIs, building evaluation and regression pipelines, prompt and version management, and production observability;
 + Experience with responsible AI practices such as PII filtering, hallucination and bias mitigation, and output guardrails;
 + Proven ability to play a senior role in projects and to provide guidance to juniors in the team;
 + Strong communication skills, both verbal and written, in English, with the ability to adjust your style to suit different perspectives and seniority levels.
Nice-to-Have

 + Experience implementing knowledge graphs;
 + Familiarity with Azure stack: Azure Functions, Container Apps, etc.;
 + Familiarity with the financial services sector and regulatory frameworks related to AI ethics, privacy, and data protection;
 + Consulting experience.
These requirements give a direction of the profile we are looking for. If you do not meet all requirements, but feel you are a good fit, we invite you to apply.



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