Senior Data Scientist - Ads Marketplace & Platform Optimization
G
Gramian Consulting GroupIT professional services
Workable locations: Brazil. Argentina. Mexico. Chile. Germany, overlap of 4 hours with PSTContractSenior
Salary not disclosed
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Job Details
- Experience
- 5+ years of experience
- Required Skills
- PythonSQLHadoopMachine LearningData scienceSparkA/B testingBigQueryR
Requirements
- 5+ years of experience in Data Science, Machine Learning, or Applied Statistics
- Strong experience working on marketplace platforms (e.g., ads platforms, ride-sharing, e-commerce, or similar two-sided ecosystems)
- Deep understanding of marketplace dynamics (auction systems, pricing, supply/demand, ranking, or allocation problems)
- Strong foundation in statistical modeling, machine learning, and experimental design
- Experience with large-scale data processing (e.g., Spark, Hadoop, Hive, or BigQuery)
- Advanced proficiency in SQL and working with large relational datasets
- Strong programming skills in Python (preferred) or R
- Experience building and interpreting A/B tests and causal inference models
- Ability to work with cross-functional teams and influence product decisions through data
Responsibilities
- Design and apply data science and machine learning solutions to improve ads marketplace performance
- Analyze large-scale datasets to uncover patterns in marketplace behavior (bidding, pricing, engagement, conversion)
- Develop models for prediction, anomaly detection, and optimization
- Define and track core marketplace metrics (supply/demand balance, auction efficiency, advertiser value)
- Build data assets (tables, dashboards, self-serve tools) to empower product and engineering teams
- Partner with Product and Engineering to translate marketplace challenges into DS solutions
- Design and analyze A/B experiments and causal inference frameworks to validate impact
- Communicate insights and recommendations to cross-functional stakeholders
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