Mochi Health · 2 days ago
Senior Data Scientist
San Francisco, CA
Full-time
Onsite
Mid, Senior Level
$150K/yr - $220K/yr
4+ years expMochi Health is dedicated to transforming healthcare through innovative technology and a patient-centered approach. They are looking for a Senior Data Scientist to design and execute experiments that enhance product, pharmacy, and design processes, promoting evidence-based decision-making within the company.
Health Care
Responsibilities
Own the design and execution of experiments (A/B tests, quasi-experiments) across pharmacy, design, and product flows
Partner with design and pharmacy teams to ideate, prioritize, and scope impactful experiments
Build frameworks and tools to standardize experimentation and causal inference across teams
Ensure experiment integrity—sample sizing, randomization, stopping rules, multiple-testing corrections
Move beyond binary “did it win?” to nuanced insights: heterogeneous treatment effects, and trade-offs
Automate experiment reporting and integrate results into dashboards / internal tools
Mentor teammates and set best practices for experimentation at the company
Qualification
Required
Bachelor's or Master's in a quantitative field (e.g., Statistics, Engineering, Economics)
Bachelor's, Master's, or PhD in a quantitative field (e.g., Statistics, Computer Science, Economics)
4+ years of industry experience in applied experimentation (growth or product preferred)
Deep expertise in causal inference methods (A/B testing, DiD, matching, Bayesian methods)
Strong Python and SQL skills; capable of building reusable frameworks, not just one-off analyses
Clear communicator who can translate complex experimental results into actionable recommendations
Comfortable with ambiguity, fast iteration, and working across very different teams (Example: pharmacy, design, ops)
Motivated by impact - you want your work to directly shape patient care and company growth
Benefits
Daily Meals and Espresso Bar - Breakfast, lunch, and dinner every weekday. Our on-site barista keeps the espresso and matcha flowing all day
Pre-Tax Commuter Perks - Save on transit and parking through pre-tax commuter benefits
Top-of-Market Compensation - We offer competitive salaries along with generous equity packages so you can share in the success you help create
Comprehensive Benefits - 401(k) with match, generous time off, life insurance, and high-quality medical, dental, and vision plans.
Time to Recharge – Enjoy unlimited PTO, generous company holidays, and true flexibility. We trust you to take the time you need to rest, reset, and thrive.
Wellness First – From weekly mindfulness sessions to group workouts and fitness perks, your physical and mental health are top priority
Team Socials and Community - We make time to connect through regular socials, happy hours, and spontaneous events. Our stocked kitchen doesn’t hurt either
Company
Mochi Health
Mochi Health is a provider of FDA-approved prescription medications for weight loss and an obesity treatment program.
51-200 employees
H1B Sponsorship
Mochi Health has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
Funding
Current Stage
Growth StageTotal Funding
$0.5MKey Investors
AngelList
2022-03-14Pre Seed· $0.5M
Recent News
bloomberglaw.com
2025-10-28
Company data provided by crunchbase