
Senior Data Scientist
Numeral (YC W23)
full-time
Posted on:
Location Type: Hybrid
Location: San Francisco • California • United States
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Salary
💰 $200,000 - $250,000 per year
Job Level
About the role
- Build and deploy data models and algorithms that improve tax accuracy, anomaly detection, and operational efficiency.
- Develop risk, quality, and confidence scoring across filings, transactions, and customer data.
- Partner closely with Operations, Product and Engineering, to productionize models and integrate them into core workflows.
- Design experiments and analyses to inform product decisions, automation strategies, and prioritization.
- Identify patterns in large, messy, multi-source datasets (e.g., payments, e-commerce, filings, customer behavior).
- Improve data reliability and observability across pipelines used by analytics, ops, and ML systems.
- Collaborate with Data Analysts and Ops teams to translate operational pain points into scalable, data-driven solutions.
- Help define Numeral’s long-term data science and ML roadmap.
Requirements
- 5+ years of experience in Data Science, Applied ML, or advanced Analytics.
- Strong proficiency in Python and SQL.
- Experience building and shipping models or data products used in production.
- Solid grounding in statistics, experimentation, and data modeling.
- Ability to reason through ambiguity and design solutions from first principles.
- Strong communication skills - able to explain complex ideas clearly to technical and non-technical partners.
- Comfort working in a fast-paced startup environment with real ownership and minimal process.
Benefits
- Offers Equity 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score
Applicant Tracking System Keywords
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Hard Skills & Tools
PythonSQLdata modelingstatisticsmachine learningdata analysisalgorithm developmentanomaly detectiondata reliabilitydata pipelines
Soft Skills
communicationproblem-solvingcollaborationadaptabilitycritical thinkingcreativityownershipambiguity managementanalytical thinkingprioritization