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Lead Data Scientist | Pleasanton, CA
Lead Data Scientist
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Pleasanton , CA

|

Onsite

|

Contract

Pleasanton, CA

|

Onsite

|

Contract

Job ID 73423|Posted Feb 13, 2026
JOB DESCRIPTION

We are seeking a talented Lead Data Scientist to join our dynamic team! This role offers an exciting opportunity to leverage your expertise in statistical analysis and machine learning while working on impactful projects in a collaborative environment.

Responsibilities

  • Utilize statistical analysis and machine learning techniques to derive insights from complex datasets.
  • Develop and implement data modeling and visualization strategies to enhance decision-making processes.
  • Collaborate with cross-functional teams to improve existing algorithms and pipelines.
  • Conduct end-to-end testing of algorithms and work closely with the MLOps team for deployment.
  • Gather and preprocess data to ensure quality and relevance for analysis.
  • Communicate data-driven stories effectively to stakeholders to influence strategic decisions.

Skills

  • Proficiency in programming languages such as Python, R, and SQL for statistical analysis and machine learning.
  • Strong understanding of data modeling and visualization techniques.
  • Experience with big data technologies, including Hadoop and Spark.
  • Exceptional analytical and problem-solving abilities.
  • Ability to measure impact and convey insights through storytelling.

Preferred Skills

  • Familiarity with recommender system frameworks and customer sequence modeling.
  • Experience in hyperparameter tuning and building offline models.
  • Knowledge of real-time data processing and online inference paths.
  • Strong collaborative skills to work effectively with diverse teams.

At our company, we believe in fostering a diverse, equitable, and inclusive workplace where all voices are heard and valued. We encourage applicants from all backgrounds to apply and contribute to our mission.

Once you apply for this position, you may receive a phone call, SMS or email at the time of application from our Virtual AI Recruiter, Alex, to conduct an initial interview.


Horizontal facilitates valuable and productive conversations between you and potential employers. We can assist you in growing your career by partnering you with employers that offer challenging assignments. For those that join the team, we offer competitive compensation and benefits including medical, dental, vision, and retirement. Check out all we have to offer and how you can become part of the Horizontal Talent Team. The pay range for this role is $67 - $103 per hour. This is not a guarantee of compensation, as final offer amount may vary based on factors including but not limited to experience and geographic location.

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. 

We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact us.

All applicants applying must be legally authorized to work in the country of employment.

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