Staff ML Data Engineer – Multilingual NLP Pipelines

Company: Reflection
Apply for the Staff ML Data Engineer – Multilingual NLP Pipelines
Location: London
Job Description:

Reflection in London is seeking a researcher to design and operate large-scale multilingual data pipelines, including sourcing, cleaning, deduplication, language identification, and script normalization across languages.

You will define quality bars for multilingual corpora, run scientific experiments to scale multilingual models, lead small projects, and collaborate with pre-training and post-training teams to achieve measurable improvements.

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Posted: September 22nd, 2026