Principal Data Scientist
Warner Media, LLC.
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Benefits offered by this job
Job summary
Warner Bros. Discovery in San Francisco seeks a Principal Research Scientist (Recommender Systems) to lead large ML projects, develop innovative algorithms, and mentor ML/AI researchers and engineers toward scalable solutions for HBO Max.
You will partner with product, engineering, content, and marketing to identify ML opportunities and deliver high-impact results. The role emphasizes personalization, recommender systems, and search to enhance user experience and growth, with a focus on
Qualifications
- Masters or PhD in a quantitative field such as CS/Math/Engineering (PhD preferred).
- 8+ years of experience in ML/AI/Data Science with track record of impact.
- Expertise in recommender/personalization systems and information retrieval.
- Strong ML/DL/statistical modeling skills (causal inference, ensembles, neural nets, NLP, RL).
- Experience with large language model based techniques for recommender systems.
- Proficiency with SQL and big data platforms (AWS, Snowflake, Spark, Google Cloud).
- Proficiency with Python and ML frameworks (TensorFlow, Keras, PyTorch).
- Experience deploying ML models and driving business impact.
Responsibilities
- Develop innovative data science solutions using ML/DL to support product, engineering and marketing.
- Mentor team and introduce new ML technologies and processes.
- Collaborate with ML engineering to design scalable ML systems.
- Identify data science opportunities delivering business value.
- Shape ML/AI roadmap and educate stakeholders on progress.
- Provide thought leadership for ML/AI applications.
- Establish best practices for scoping, building, deploying and monitoring ML/AI products.
- Present modeling results and insights to senior leadership.
Skills
Education
Tools
Job description
Welcome to Warner Bros. Discovery… the stuff dreams are made of.
Who We Are…
When we say, “the stuff dreams are made of,” we’re not just referring to the world of wizards, dragons and superheroes, or even to the wonders of Planet Earth. Behind WBD’s vast portfolio of iconic content and beloved brands, are the storytellers bringing our characters to life, the creators bringing them to your living rooms and the dreamers creating what’s next…
From brilliant creatives, to technology trailblazers, across the globe, WBD offers career defining opportunities, thoughtfully curated benefits, and the tools to explore and grow into your best selves. Here you are supported, here you are celebrated, here you can thrive.
Every great story has a new beginning, and yours starts here.
Welcome to Warner Bros. Discovery… the stuff dreams are made of.
Who We Are…
When we say, “the stuff dreams are made of,” we’re not just referring to the world of wizards, dragons and superheroes, or even to the wonders of Planet Earth. Behind WBD’s vast portfolio of iconic content and beloved brands, are the storytellers bringing our characters to life, the creators bringing them to your living rooms and the dreamers creating what’s next…
From brilliant creatives, to technology trailblazers, across the globe, WBD offers career defining opportunities, thoughtfully curated benefits, and the tools to explore and grow into your best selves. Here you are supported, here you are celebrated, here you can thrive.
The Principal Research Scientist (Recommender systems) will lead large and complex technical projects by developing innovative machine learning algorithms and directing the work of talented Machine Learning (ML) and Artificial Intelligence (AI) researchers and engineers towards building scalable ML solutions for HBO Max. This role will be focused on advancing personalization and recommender systems and search to drive user experience and growth.
The person in the role will partner closely with product, engineering, content, marketing, and research stakeholders across WBD to identify ML opportunities, accelerate AI innovation, and to ensure delivery of impactful solutions for the business.
- Develop innovative data science solutions that utilize machine learning and deep learning algorithms, statistical and quantitative modeling approaches to support product, engineering and marketing initiatives.
- Be a hands-on leader to mentor the team in the latest machine learning approaches, and to introduce new technologies and processes.
- Partner with ML engineering leadership to design and develop scalable machine learning systems to accelerate the learning cycle.
- Identify data science opportunities that deliver business value.
- Formulate key areas of the ML/AI roadmap, and educate both internal and external stakeholders at all levels to drive implementation and measurement.
- Provide thought leadership to enable ML/AI applications.
- Develop and evangelize best practices for scoping, building, validating, deploying, and monitoring ML/AI products.
- Prepare and present ML modeling results and analytical insights that help drive the business to senior leadership.
- Masters in Computer Science, Mathematics, Physics, Engineering, Statistics, Operations Research, or other equivalent quantitative fields (PhD preferred)
- 8 + years of work experience in Machine Learning, AI and Data Science with a proven track record to drive innovation and business impacts
- Strong experience in Recommender systems, personalization systems, collaborative filtering and information retrieval systems.
- Strong machine learning, deep learning, and statistical modeling expertise, such as causal inference modeling, ensembles, neural networks, NLP, reinforcement learning and bandits
- Familiarity and experience with modern large language model based techniques for recommender systems and personalization.
- Advanced knowledge of SQL and experience with big data platform (AWS, Snowflake, Spark, Google Cloud etc.)
- Proficiency in machine learning and deep learning languages and platforms (Python, TensorFlow, Keras, PyTorch etc.)
- Experience in deploying machine learning algorithms and advanced modeling solutions
- Proven ability to deliver results in a fast-paced, high-energy environment
- Strong communication skills and the ability to explain complex analysis and algorithms to non-technical audience
- Works effectively cross functional teams to build trusted partnership
- Working experience in digital media and entertainment industry preferred
This last bit is probably the most important! Here at WBD, our guiding principles are the core values by which we operate and are central to how we get things done. You can find them at www.wbd.com/guiding-principles/ along with some insights from the team on what they mean and how they show up in their day to day. We hope they resonate with you and look forward to discussing them during your interview.
Warner Bros. Discovery embraces the opportunity to build a workforce that reflects a wide array of perspectives, backgrounds and experiences. Being an equal opportunity employer means that we take seriously our responsibility to consider qualified candidates on the basis of merit, without regard to race, color, religion, national origin, gender, sexual orientation, gender identity or expression, age, mental or physical disability, and genetic information, marital status, citizenship status, military status, protected veteran status or any other category protected by law.
If you’re a qualified candidate with a disability and you require adjustments or accommodations during the job application and/or recruitment process, please visit our accessibility page for instructions to submit your request.
In compliance with local law, we are disclosing the compensation, or a range thereof, for roles in locations where legally required. Actual salaries will vary based on several factors, including but not limited to external market data, internal equity, location, skill set, experience, and/or performance. Base pay is just one component of Warner Bros. Discovery’s total compensation package for employees. Pay Range: $227,850.00 - $423,150.00 salary per year. Other rewards may include annual bonuses, short- and long-term incentives, and program-specific awards.
- health insurance coverage, an employee wellness program, life and disability insurance, a retirement savings plan, paid holidays and sick time and vacation
- Other rewards may include annual bonuses, short- and long-term incentives, and program-specific awards.
- Base pay is just one component of Warner Bros. Discovery’s total compensation package for employees.
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