DoorDash
Technology
KnowledgeArchitect
Neural analysis suggests this role is
optimal for Senior candidates.
“Knowledge Architect at DoorDash. Skills: Taxonomy development, Ontology development, Classification systems, Metadata schema, Attribute systems, Entity relationships, SQL. Build and maintain the metadata schema, attribute systems, and entity relationships within a global ontology platform. Design and maintain taxonomies across consumer domains including grocery, alcoholic beverages, apparel and more, ensuring alignment with attribute models”
What You'll Achieve.
Empowering and growing local economies; Accelerate product development; Deliver high-quality consumer experiences; Strengthen merchant catalogs; Improve the customer shopping experience
Industry & Context.
Solve problems from first principles; Work with data across multiple sources; Ask the right questions of a dataset; Accelerate problem-solving, analysis, or workflow execution
What They're Looking For.
Must Have
5+ years of experience in developing complex taxonomies, ontologies, or structured classification systems in real-world applications, Masters Degree in either Library and Information Science, Linguistics, Philosophy, or a related field, Proficiency in SQL
Nice to Have
Experience with AI tools such as Claude Code and Cursor to accelerate problem-solving, analysis, or workflow execution, Familiarity with graph-based or triple-store systems (e.g., RDF, SPARQL)
What You'll Do.
Build and maintain the metadata schema
and entity relationships within a global ontology platform
Design and maintain taxonomies across consumer domains including grocery
ensuring alignment with attribute models
Develop and apply best practices for taxonomy and ontology modeling
including hierarchy design
attribute standardization
and relationship definition
Identify and address gaps in catalog quality
and discoverability across international markets
Evolve and scale taxonomy and ontology systems for New Verticals
aligning and unifying structures across DoorDash
Wolt and Deliveroo markets
Contribute to strategic initiatives that strengthen merchant catalogs and improve the customer shopping experience across international markets
How You'll Work.
Team & Collaboration
Partner cross-functionally with Product, Operations, Analytics, and regional teams to design and operationalize taxonomy and ontology solutions globally; Work closely with Strategy & Operations, Machine Learning, Engineering, Product, and Data Science partners
Communication Scope
Communicate findings clearly
Full Job Description
About the Team Our New Verticals Strategy & Operations team is re-inventing the way consumers think about grocery, convenience, alcohol and retail delivery through both our first-party and third-party operations businesses. The Global Catalog team plays a critical role in shaping DoorDash’s e-commerce strategy, leading some of the company’s most strategic programs to drive catalog excellence. Their work is highly visible and impactful—spanning the entire New Verticals catalog across DoorDash, Deliveroo, and Wolt—and influences tens of millions of items on the platform. ABOUT THE ROLE We are looking to hire an experienced Taxonomist to join the Global New Verticals Catalog team across DoorDash, Wolt, and Deliveroo. This role will focus on developing and improving the processes and models that power DoorDash’s three-sided marketplace—Merchants, Dashers, and Customers—as well as its emerging fourth side, Advertisers, with the goal of empowering and growing local economies. Achieving this requires a deep understanding of local businesses, the products and services they offer, and the consumers who interact with them. A strong grasp of the global ecosystem is essential to building and mapping complex taxonomies and entity relationships within local economies. This includes the design, implementation, and governance of large-scale taxonomies to accelerate product development and deliver high-quality consumer experiences. As a Taxonomist on the Global Catalog team, this role will be responsible for Product Categories and Brands taxonomies, as well as the broader attribute platform. The position will work closely with Strategy & Operations, Machine Learning, Engineering, Product, and Data Science partners. YOU’RE EXCITED ABOUT THIS OPPORTUNITY BECAUSE YOU WILL… - Build and maintain the metadata schema, attribute systems, and entity relationships within a global ontology platform - Design and maintain taxonomies across consumer domains including grocery, alcoholic bevera
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