Senior Applied Scientist

4 weeks ago

Seattle, Washington, United States Zillow Group Full time
About the Team

The Zillow Group's Search & Conversational AI team is a dynamic group of scientists and engineers working together to deliver a personalized search experience to customers using machine learning models and data updated in near real-time. Our team is responsible for building scalable solutions for a state-of-the-art context-aware conversational AI system to help customers navigate their complex real estate journey.

About the Role

Zillow is seeking a Senior Applied Scientist to join the Search & Conversational AI team. This is a high-impact position that shapes the future of search in the real-estate domain by influencing multiple Zillow Group brands, including Zillow, Trulia, and StreetEasy. The successful candidate will be hands-on in prototyping ideas, conducting analyses, and evaluating and deploying models to Zillow's highly scalable infrastructure platforms.

Responsibilities
  • Leverage customer data to construct ranking models that deliver a personalized search and conversational experience
  • Use vector embeddings search and information retrieval techniques to find relevant data
  • Create an immersive user experience by utilizing language models to comprehend and guide customer queries
  • Scale systems to handle 1 billion searches per day and be highly performant
  • Build task-oriented conversational experiences using retrieval-augmented generation (RAG) over large language models (LLMs)
  • Manage cost vs performance tradeoffs and make the systems operationally efficient
  • Mentor other scientists and engineers to architect using the right models and tools
  • Share knowledge and effectively communicate ideas to both technical and non-technical audiences
  • Be the focal point for science projects, coordinating deliverables, writing papers, modeling, authoring designs, and creating science plans
  • Keep up with the latest advancements in LLMs, personalized ranking/recommender systems, and conversational AI systems to iterate, experiment, and bring the right toolkits
Requirements
  • A Ph.D. or another advanced degree in Computer Science with Machine Learning and Natural Language Processing
  • 5+ years of hands-on experience building ML/AI systems for search, ranking, or recommender systems
  • Fluency in building fine-tuned language models for solving domain-specific problems
  • Expertise in machine learning tools and packages like Python, NumPy, Pandas, scikit-learn, SciPy, PyTorch, TensorFlow, etc.
  • Knowledge in state-of-the-art methods but has experience developing unique and original models to solve complex problems
  • Knowledge about applied research for using LLMs as agents
  • Familiarity with different Transformer-based architectures and their applications
  • Experience in conversational AI building dialog systems for question-answering or other business functions is nice to have
  • Experience deploying highly scalable, business-critical ML models in production
  • Been keeping up with industry trends, recent advancements, and best practices
  • Prior experience with responsible AI development, tuning models for ethical/fairness considerations is nice to have
About Zillow Group

Zillow Group is reimagining real estate to make home a reality for more and more people. As the most-visited real estate website in the United States, Zillow and its affiliates help movers find and win their home through digital solutions, first-class partners, and easier buying, selling, financing, and renting experiences. Millions of people visit Zillow Group sites every month to start their home search, and now they can rely on Zillow to help make it easier to move.

The work we do helps people get home, and no matter what job you're in, you will play a critical role in making home a reality for more and more people. Our efforts to streamline the real estate transaction are supported by a deep-rooted culture of innovation, our passion to redefine the employee experience, a fundamental commitment to Equity and Belonging, and world-class benefits.

We're also setting the standard for work experiences of the future, where our employees are supported in doing their best work and living a flexible, well-balanced life. But don't just take our word for it. Read recent reviews on Glassdoor and recent recognition from multiple organizations, including the 100 Best Companies to Work For, Glassdoor Employees' Choice Award, Bloomberg Gender-Equality Index, Human Rights Campaign (HRC) Corporate Equity Index, and TIME 100 Most Influential Companies list.

Zillow Group is an equal opportunity employer committed to fostering an inclusive, innovative environment with the best employees. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. If you have a disability or special need that requires accommodation, please contact your recruiter directly.

Applicants who receive job offers from Zillow Group will be asked to sign a Proprietary Rights Agreement which includes confidentiality, intellectual property assignment, customer and employee non-solicitation, and non-competition provisions. If you are contacted for a role at Zillow Group and wish to review a copy of the Proprietary Rights Agreement prior to receiving an offer, you may request a copy from your Recruiter.

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