Principal Full Stack Software Development Engineer

About the team
At Zillow our mission is to give people the power to unlock life’s next chapter. Zillow’s AI Org plays an important part in delivering unique AI-powered experiences for the hundreds of millions of customers that visit Zillow websites each month. As a Principal Software Engineer on the Transaction AI team, you’ll be partnering with a highly skilled group of applied scientists, software developers, and machine learning engineers working together toward a bold and audacious goal.
The Transaction AI team at Zillow is focused on bringing agentic AI powered products and services to real estate agents, loan officers, and the buyers they are helping have a smoother and more delightful experience. We co-build end-to-end applications and AI-driven services that help agents and loan officers use their time more efficiently, giving them more insight into how to help each buyer they are interacting with. We also develop and own internal tooling such as Agentic Evaluation harnesses and tools that our partner teams across the company working to bring Agentic AI products to market move faster.
Learn more about what we are doing at and About the role

We are seeking a collaborative, customer-focused, and product-minded engineer with deep experience with data infrastructure and backend development. The ideal candidate must be passionate about building tools and experiences that showcase the capabilities of machine learning and AI and helping the team leverage their engineering chops to solve customer problems. You will work closely with senior leaders and principal engineers across the AI organization to help guide our architecture and technical strategy around agentic AI and will be a critical technical voice to the Transaction AI leadership team.
You Will

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Collaborate closely with applied scientists, engineering, design, and research to understand, scope, design, prototype, implement, and iterate on internal and external facing systems supporting and implementing next-generation AI applications.

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Lead small working groups to build POCs and to prove out new agentic customer experiences and try out new infrastructure

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Set the tone of software development culture in Transaction AI with an emphasis on finding new and effective ways to leverage AI tools to increase the quality and scale of the engineering outputs

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Partner with Senior Product Leadership to align engineering capability to business strategy

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Set the standard for high-quality work through code reviews, mentoring, and the development of guidelines

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Provide leadership that helps navigate the team through complicated technical challenges

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Educate the science leadership of Transaction AI about the back-end systems being built or that you are proposing we build or adopt and connect them back to our teams core strategy and the wider AI org agentic strategy

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Support the growth and development of individuals and the team through interviewing, onboarding, and mentorship

role has been categorized as a Remote position. “Remote” employees do not have a permanent corporate office workplace and, instead, work from a physical location of their choice, which must be identified to the Company. U.S. employees may live in any of the 50 United States, with limited exceptions.In California, Connecticut, Maryland, Massachusetts, New Jersey, New York, Washington state, and Washington DC the standard base pay range for this role is $191,300.00 - $305,700.00 annually. This base pay range is specific to these locations and may not be applicable to other locations.In Colorado, Hawaii, Illinois, Maine, Minnesota, Nevada, Ohio, Rhode Island, Vermont, and Virginia the standard base pay range for this role is $181,800.00 - $290,400.00 annually. The base pay range is specific to these locations and may not be applicable to other locations.In addition to a competitive base salary this position is also eligible for equity awards based on factors such as experience, performance