[Remote] Staff Data Scientist | NLP

Note: The job is a remote job and is open to candidates in USA. Machinify is a leading healthcare intelligence company with expertise across the payment continuum, delivering unmatched value, transparency, and efficiency to health plan clients across the country. We're hiring a Data Scientist focused on natural language processing to build models that turn unstructured text into product features and business insight.ResponsibilitiesDesign and train NLP models for tasks like classification, entity extraction, retrieval, summarization, and semantic searchFine-tune and evaluate LLMs (open-source and API-based); build RAG pipelines and agentic workflows where appropriateBuild robust evaluation harnesses — offline metrics, human-in-the-loop review, and online A/B testsPartner with ML engineers to productionize models (latency, cost, monitoring, drift detection)Turn ambiguous product questions into well-scoped ML problems and communicate tradeoffs clearly to non-technical stakeholdersSkills3+ years of applied ML experience with a meaningful portion in NLPStrong Python and the modern NLP stack: PyTorch or JAX, Hugging Face Transformers, spaCy, sentence-transformersHands-on experience fine-tuning transformer models (LoRA/QLoRA, instruction tuning, preference optimization) and/or building production RAG systemsSolid grounding in evaluation: knows the difference between BLEU/ROUGE/BERTScore/LLM-as-judge and when each is misleadingComfortable with SQL, vector databases (pgvector, Pinecone, Weaviate, or similar), and one major cloud (AWS/GCP/Azure)Clear written and verbal communication; can defend a modeling choice and also admit when a heuristic beats a modelPublications at ACL/EMNLP/NAACL/NeurIPS or strong open-source contributionsExperience with multilingual NLP, speech, or multimodal modelsBackground shipping LLM features in a regulated domain (healthcare, finance, legal)BenefitsWork from anywhere in the US! Machinify is digital-first.Top Medical/Dental/Vision offeringsFSA/HSATuition reimbursementCompetitive salary, 401(k) with company matchUnlimited PTOAdditional health and wellness benefits and perksFlexible and trusting environment where you’ll feel empowered to do your best workCompensation also includes meaningful equity, healthcare, unlimited PTO, and more.Company OverviewMachinify is a SaaS platform that enables non-technical enterprises to build AI-powered products and processes. It was founded in 2016, and is headquartered in Palo Alto, California, USA, with a workforce of 1001-5000 employees. Its website is http://www.machinify.com.