Senior AI Curation Data Scientist

About the role

XCures is redefining how healthcare organizations in the US access, trust, and act on patient data. Our mission is to ensure that critical patient information is available when, where, and how it’s needed most — helping care providers and partners make faster, better-informed decisions that improve health outcomes.

Responsibilities

• Developing and testing data extraction and integration software for structured EHR content (XML, FHIR) and unstructured text content (attached documents)

• Planning, explaining, and implementing projects to curate data sets used in model training

• Maintaining understanding of current and new generative AI and transformer technologies

• Tuning and training LLMs

• Maintaining a strong understanding of PHI/PII and de-identification policies and strategies at xCures and implementing software solutions compliant with policies and strategies

• Developing and implementing tests of data extraction and aggregation performance to improve efficiency, timeliness, and cost-effectiveness

• Flexibly taking on technical leadership or participation roles per project

• Implementing and maintaining code repositories

• Working closely with manager to explore methods, test hypotheses, and collaboratively implement innovative solutions for data science

• Coordinating as required for a fully remote role

• Working with Engineering and other groups to improve overall company efficiency and effectiveness

Qualifications

• Ph.D., or equivalent experience in Computer Science, Software Engineering, Statistics, Biology, or related field

• Minimum of 10 years of hands-on experience in data science, machine learning, AI, data analysis, software development, and/or predictive analytics

• Expertise in generative AI and transformer models, especially training of LLMs

• Significant prior experience with curating data sets to train LLMs

• Significant hands-on coding experience with LLMs, embeddings models, sentence_transformers, and authoring python code to build data extraction and/or classification tools

• Significant prior work experience with parsing XML, JSON, and/or other complex data formats, preferably C-CDA health data

• Experience with TensorFlow, PyTorch, and/or scikit-learn

• Software development skills including git

• Cautious approach to using, and experience with developing scientifically motivated data quality assessments

• Proven efficiency using, and experience with developing scientifically motivated data quality assessments

• Experience as a senior technology development leader, contributing while coordinating the work of colleagues

• A flexible, innovative, can-do approach to delivering software and data products balanced with team cooperation

• A passion for successful delivery of team work products

Preferred

• Extensive experience with data handling efficiency tools, such as jq, xq, Unix command-line tools such as sed, bash programming

• Deep understanding of regex

• Extensive AWS experience and understanding of tradeoffs for different types of data storage for AI training

• Significant prior experience with PHI and PII, HIPAA, and de-identification

• Software development experience in multiple coding languages

• Confidence extending the capabilities of open source tools

• Experience with multiple approaches to LLM-assisted coding, such as within Visual Studio, copilot, Claude Code; and familiarity with frontier and open model capabilities

• Experience with remote teams and solving technical project communications challenges

Location

xCures operates in a distributed, remote-first environment. Candidates may be located anywhere in the United States. Occasional travel to company offsites or key meetings may be required.

Benefits

• Base salary range: $150,000 to $200,000 annually

• Medical, Dental, Vision insurance

• 401k

• Equity options

Equal Opportunity Employer

xCures is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.