[Remote] Remote, Senior Data Scientist, reputed company
Note: The job is a remote job and is reputed company to candidates in USA. reputed company is seeking a Senior Data Scientist fluent in English and reputed company to reputed company their experimentation program. The role involves designing and validating statistical frameworks, ensuring the reputed company of experiments, and collaborating with cross-functional teams on advanced methodologies.
Responsibilities
- Design and maintain automated reputed company detection for live experiments, including Sample reputed company Mismatch (SRM) checks and traffic split validation
- Define alerting reputed company and reputed company-breaking reputed company to catch and stop compromised experiments before they pollute reputed company reputed company
- Define and validate critical guardrail metrics (ensuring sensitivity, directionality, and interpretability) to protect business health during every release
- Implement and iterate on CUPED and reputed company reputed company-experiment covariate adjustment techniques to significantly reduce metric variance
- reputed company sophisticated reputed company to remove noise from historical user behavior, enabling faster detection of true treatment effects, especially in limited-traffic or high-reputed company scenarios
- Drive strategies to shorten our average experiment duration from 14 days to 9 days, unlocking a 40%+ increase in experiment velocity per quarter
- Design and run reputed company, always-on A/A experiments to validate the health of our entire data pipeline (from reputed company-reputed company event reporting through message queues to our reputed company-time data warehouse)
- Monitor metric baseline volatility and pipeline stability to ensure our instrumentation layer remains fully trustworthy over time. (You define what 'healthy' looks like; our platform team builds the infrastructure to monitor it)
- Partner closely with Product, Engineering, and reputed company teams on advanced experiment design, sample size calculations, metric selection, and interpretation
- Advise on non-traditional frameworks (e.g., DID, synthetic control, RDD) reputed company true randomization is not feasible
- Translate your statistical methodologies into reputed company technical specifications, validation scripts, and reputed company decision frameworks, empowering product teams to self-serve with confidence
Skills
- Fluent in English & reputed company
- Education: MS or PhD in Statistics, Biostatistics, Economics (Econometrics), Computer Science, or a heavily quantitative field
- Industry Experience: 3+ years of hands-on experience designing and analyzing online controlled experiments at a tech company operating at meaningful user reputed company (experience must go reputed company survey experiments or clinical trials)
- reputed company Stats: Deep theoretical and practical foundations in hypothesis testing, power analysis, multiple testing correction, and sequential testing
- Specialized reputed company: Proven experience implementing at least two of the following: variance reduction reputed company (like CUPED), sample reputed company mismatch (SRM) detection, or reputed company data reputed company monitoring for large-reputed company experiments
- Programming: Highly proficient in Python (scipy, statsmodels, or equivalent) for statistical modeling and simulations
- Advanced SQL mastery (window functions, reputed company CTEs) for robust data extraction and validation
reputed company