Senior Data Scientist

• Master’s or Ph.D. in Computer Science, Data Science, Statistics, Mathematics, or a related quantitative field.
• 5+ years of professional experience in data science, machine learning, and NLP, with a track record of delivering models into production.
• Advanced proficiency in Python and SQL.
• Pipeline development and orchestration. Hands on experience building ELT and ETL workflows with tools such as dbt, Airflow, and AWS data services (Glue, DMS, Lambda, S3), with attention to incremental loads, idempotency, data quality testing, and documentation and lineage.
• Strong software engineering fundamentals, including tested, modular, production quality Python, Git based workflows and code review, containerization (Docker), and CI/CD.
• Experience productionizing and monitoring models on AWS, including model registry, CI/CD for ML, versioning, and post deployment monitoring, with tools such as SageMaker and MLflow.
• Experience building and evaluating LLM powered applications, for example Claude via Amazon Bedrock, including prompt design, retrieval and RAG pipelines, and systematic evaluation of output quality.
• Proven ability to scope ambiguous problems and deliver solutions end to end with minimal supervision.
• Demonstrated ability to lead projects and coach or mentor other data scientists, guiding technical decisions and elevating team output.
• Excellent problem solving and communication skills, and the ability to thrive in a fast paced environment.

• Experience in the healthcare or insurance industry.
• Healthcare data literacy across FHIR, HL7v2, and X12, and clinical vocabularies including RxNorm, NDC, ICD-10, and SNOMED.
• Demonstrated experience designing and maintaining production data pipelines. This includes modeling data for an analytical warehouse (Amazon Redshift or a comparable columnar MPP platform), extracting from transactional systems (PostgreSQL), and writing performant SQL against large tables, including the ability to read a query plan and fix a slow query rather than escalate it.
• Comfortable packaging and deploying work in containers (Docker) and deploying models to cloud managed serving infrastructure such as SageMaker endpoints, ECS, or Lambda. Familiarity with Kubernetes is a plus.
• 90% Desk work
• 10% Remote travel to client sites, conferences, or internal team meetings

#LI-GF1 #LI-Remote

• Competitive compensation, with a base salary of $140,000 - $170,000 (Exact compensation may vary based on skills and experience)
• Eligible for a Discretionary Performance-based bonus
• Medical, dental, and vision insurance
• 401K eligible after 3 months of employment, with 50% company match up to first 5% of salary contributed to the plan with a 3-year vesting schedule
• HSA for eligible employees enrolled in the HDHP, with a generous company contribution up to $500 for individual coverage and $1000 for family coverage per year
• 100% company paid short and long-term disability, AD&D, and group life insurance
• Accrued annual paid time off (PTO) of 18 days for the first 3 years of service, increasing thereafter and 7 paid holiday days

• Continuing Education funds up to $1500 annually for eligible programs after 1 year of service
• Voluntary benefits including FSA, Hospital indemnity, Accident and Critical Illness insurances

DrFirst is committed to being a Remote-First company, creating a dynamic and flexible workplace where everyone thrives, no matter where they log in from.

Check out our approach to remote work: https://drfirst.com/company/about-us/careers/.

Our recruitment process at DrFirst is straightforward and secure.

You will only be contacted by our recruitment team through an official @drfirst.com email address.

We will never ask you for payment or sensitive personal information, such as your social security number or banking details, at any stage of the hiring process.

Additionally, we will not request that you purchase equipment or accept e-checks or checks for deposit.

If you encounter any communications claiming to be from DrFirst that seem suspicious, please contact our recruitment team directly at recruiter@drfirst.com to verify the message’s authenticity.

Your security is important to us!

Learn more about our benefits and professional development opportunities: https://drfirst.com/company/about-us/careers/the-perks/.