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Machine Learning Engineer - Multilingual Data

External
featherlessai logoFeatherlessai · Remote
Full-timeRemote4mo ago
Machine LearningNLPPythonSpark
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Responsibilities

  • Design, build, and maintain large-scale multilingual datasets across high- and low-resource languages
  • Develop data pipelines for collection, cleaning, normalization, deduplication, and labeling
  • Implement quality filters using statistical, heuristic, and model-based methods
  • Work with researchers to define language coverage, benchmarks, and evaluation metrics
  • Analyze dataset bias, coverage gaps, and failure modes across regions and scripts
  • Support training, fine-tuning, and distillation workflows with high-quality multilingual data
  • Continuously iterate on datasets based on model performance and real-world usage

Requirements

  • 3+ years of experience as an ML Engineer, Applied Scientist, or similar role
  • Strong experience working with multilingual or non-English datasets
  • Solid understanding of NLP fundamentals (tokenization, embeddings, language modeling)
  • Experience building scalable data pipelines (Python, Spark, Ray, or similar)
  • Familiarity with Unicode, scripts, tokenization challenges, and language-specific quirks
  • Comfort collaborating with researchers and translating research needs into production systems
  • Experience with low-resource languages or multilingual benchmarks (e.g. FLORES, XTREME)
  • Exposure to LLM training, fine-tuning, or distillation
  • Linguistics background or experience working with native language experts
  • Contributions to open-source datasets or ML tooling
  • Experience with data quality evaluation at scale

Benefits

Real ownership over a core differentiator of the productWork on models used globally, not just in English-speaking marketsSmall, high-caliber team with deep ML and systems experienceCompetitive compensation + meaningful equity at Series A stageEquity / stock options

Additional Information

We're looking for a Machine Learning Engineer to own and scale our multilingual data pipeline -from sourcing and curation to evaluation and continuous improvement. You'll work closely with researchers and infra engineers to ensure our models perform robustly across languages, scripts, and cultural contexts. This role sits at the intersection of data, research, and production ML and is ideal for someone who cares deeply about data quality, linguistic diversity, and model generalization beyond English.


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