Top Tech Jobs & Startup Jobs in Seattle, WA

Drive revenue growth and advertiser value through data science for Nextdoor’s Ads Marketplace. Responsibilities include developing ranking and optimization models, designing experiments, analyzing auction performance, building explainability feedback loops, and delivering strategic insights. The role partners with Product, Engineering, Marketing, Sales, Finance, and Operations to improve advertising products and explore AI and large language model applications.

Lead technical strategy and architecture for Nextdoor’s monetization platform, building scalable, reliable, secure systems for advertising and subscription products. Partner with Product, ML, Data Science, and Engineering teams to deliver complex initiatives. Improve engineering standards, observability, release safety, and developer productivity while remaining hands-on in implementation, debugging, launches, and production operations. Mentor senior engineers and develop technical leaders.

Design the full Search experience across organic and sponsored results, including typeahead, ranking, filters, empty states, and monetization. Establish design principles and components, partner with product, research, data science, and ML engineering, and use experimentation to improve engagement, relevance, and revenue. The role requires substantial search or discovery design experience, strong product craft, consumer instincts, and comfort designing alongside AI and monetization teams.

Lead product design and UX strategy for Nextdoor’s monetization experiences. Design end-to-end customer journeys, prototypes, and experiments that improve conversion, retention, and revenue while protecting user trust. Collaborate with product, engineering, research, analytics, and business teams; contribute to design systems; advocate for accessibility; communicate insights to senior stakeholders; and mentor designers.

The Machine Learning Engineer will build data-intensive products, deploy ML models, analyze datasets, and collaborate with product teams to enhance Nextdoor's platform.

The Senior Software Engineer will develop backend systems, mentor engineers, and collaborate with cross-functional teams while contributing to product features and roadmaps.

Lead consumer product design craft and manage 5–6 designers while remaining hands-on. Run critiques, establish growth plans, oversee design capacity across seven product areas, guide design-system decisions, represent design with executives, and ship high-impact product experiences. The role requires strong UX/product design judgment, research synthesis, people management, and AI-assisted design fluency.