Phasev
Senior Data Scientist
One Broadway, 11th floor, Cambridge, MA 02142, USA
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hirly's read of this role
- Role family
- Data & ML
- Seniority
- Senior
- Country
- US
- Work mode
- On-site / unstated
- First seen by hirly
- 1 Sept 2026
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the posting
Company Overview:
PhaseV (HQ in Boston, R&D in Tel Aviv) is a cutting-edge startup, pushing innovation in the drug development process to bring new treatments to more patients, in a more efficient and precise way. Leveraging the power of advanced causal inference and pushing the boundaries of machine learning, PhaseV detects hidden signals in clinical data and extracts actionable insights for planning the optimal trial. The company's proprietary ML-based platform for adaptive clinical trial design and closed-loop execution enables sponsors to easily and quickly unlock the potential of adaptive clinical trials, reveal the optimal adaptive design to meet their trial objectives and execute more efficient, more precise, and more successful clinical trials. Collaborating with 7 of the top pharmaceutical companies, as well as multiple CROs and biotechs, we are poised to make a significant impact on how drugs are developed and brought to market.
Position Overview:
We are seeking a talented Data Scientist to join our team of researchers. The ideal candidate will have a strong foundation in machine learning and statistics with an interest in causal inference. A couple of recent preprints we’ve released to get a sense of the challenges:
Causal Responder Detection (https://arxiv.org/abs/2406.17571)
Robust CATE Estimation Using Novel Ensemble Methods. (https://arxiv.org/abs/2407.03690)
Key Responsibilities:
Technical Development:
Implement and optimize ML algorithms, with a focus on causal ML applications in clinical trials
Collaborate with senior data scientists to develop and improve our analytical platforms
Work alongside clinical and biological experts to translate complex problems into technical solutions
Research & Analysis:
Conduct rigorous statistical analyses of both randomized and observational data
Develop and validate methods for responder identification and treatment effect estimation
Document and present methodologies and results for internal and external stakeholders
Collaboration:
Work cross-functionally with engineering and product teams
Contribute to technical discussions and peer code reviews
Support the preparation of technical documentation and research papers
Qualifications:
Education:
Master's in Computer Science, Statistics, Data Science, Engineering or a related field
Ph.D. is an advantage but not required
Experience:
3+ years of experience in data science or machine learning roles
Experience with ML in a practical research or industry setting
Background in statistical modeling and analysis
Skills:
Strong programming skills in Python (R in addition - an advantage)
Proficiency in statistical analysis and machine learning
Experience with data visualization and communication of technical concepts
Strong analytical and problem-solving skills
Preferred:
Familiarity with causal inference concepts
Experience in healthcare or biotech industry
Experience with large-scale data processing
What We Offer:
Join us on a mission to bring more effective drugs to more patients.
The opportunity to work with an amazing team passionate about making a real-world impact.
Extremely hard and diverse problem setting, in which the team is pushing the envelope.
A collaborative and dynamic startup environment.
Professional growth and development opportunities.
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