Staff Data Scientist (Remote - US)

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Staff Data Scientist in the United States.

This role is designed for an experienced data scientist who thrives on building impactful, data-driven solutions that enhance user experience and engagement. You will lead initiatives in personalization, recommendation systems, and targeting algorithms, translating complex data into actionable insights. Collaborating closely with cross-functional teams—including Product, Engineering, Marketing, and Data Engineering—you will design, implement, and monitor machine learning models at scale. Your work will directly influence user retention, engagement, and the overall growth of digital products. The ideal candidate combines strong analytical skills with hands-on machine learning experience and a passion for leveraging data to solve real-world problems. This position offers an innovative, fast-paced, and collaborative environment where your contributions drive measurable business impact.

Accountabilities:

• Design, develop, and deploy machine learning models including recommendation systems, targeting algorithms, segmentation, and ranking models.
• Lead personalization initiatives spanning modeling, experimentation, and implementation to enhance user experience and retention.
• Design, execute, and analyze A/B tests and other experiments to evaluate the effectiveness of personalization strategies.
• Collaborate cross-functionally with Product, Engineering, Marketing, and Data Engineering to integrate models into production.
• Develop clean, maintainable code and contribute to reusable pipelines, feature stores, and evaluation frameworks.
• Translate data insights into actionable strategies and compelling narratives for both technical and non-technical stakeholders.

• Bachelor’s degree in Mathematics, Physics, Statistics, Economics, Computer Science, or a related field; MS preferred.
• 2+ years of experience in data science, machine learning, or a related technical role.
• Hands-on experience with recommendation engines, targeting systems, ranking models, or personalization algorithms.
• Strong proficiency in Python for modeling and data manipulation. Advanced SQL skills for querying large, complex datasets.
• Solid foundation in statistics, hypothesis testing, and experimental design.
• Familiarity with cloud-based platforms and tools such as AWS, GCP, Snowflake, dbt, or Airflow.
• Proven ability to partner cross-functionally and influence product decisions using data-driven insights.
• Bonus skills: experience with uplift modeling, multi-armed bandits, causal inference, real-time personalization pipelines, or tools like MLflow, SageMaker, and Feature Stores.