[Remote] Data Scientist - Search

Note: The job is a remote job and is open to candidates in USA. Nextdoor is the essential neighborhood network that connects neighbors, public agencies, and businesses around local information. As a Senior Data Scientist on the Search team, you will shape how neighbors find relevant content, owning the data science behind query understanding and content retrieval, while collaborating closely with cross-functional teams to improve the search experience.ResponsibilitiesDesign and develop algorithms and models to optimize Search relevance, retrieval, and ranking - driving value for both neighbors and the businesses they discoverExperiment design: ensure we run experiments efficiently and accurately, including monitoring early feature development through post-release follow-upsDevelop and share key strategic insights through data analysis, including designing experiments and evaluating the performance and impact of data-driven content and ranking changesBuild scalable metrics and dashboards to track Search performance and inform decisions across query understanding, retrieval, ranking, and downstream engagementPartner with cross-functional teams to support product development efforts (including product, design, engineering, marketing, and operations)Care deeply about data quality and empower employees to leverage data to help them succeed in their careers and help Nextdoor growSkills5+ years of relevant Data Science experienceDirect experience working on a Search, recommendations, or information retrieval product - familiarity with the core problems (query understanding, retrieval, ranking, relevance evaluation) and the metrics used to measure themInnate curiosity around finding meaningful insights that inform how we think about and develop our product and business strategiesWorking knowledge of ML models and - more importantly - the judgment to apply them to real business problems and to devise the right metrics for evaluating algorithms and ranking systemsStrong working knowledge of experimentation, including designing and analyzing complex product A/B testing results, with fluency in handling interaction effects and long-term metric movementExpert knowledge of SQL and Python, including common scientific computing packages and data science tools such as numpy, pandas, and scikit-learnExcellent communication skills, with the ability to synthesize, simplify, and explain complex problems to different types of audiences, including executives, and compile compelling narrativesExperience working with ranking algorithms for unstructured contentExperience designing, deploying, or monitoring ML production modelsBasic understanding of how to build RAG systemsBenefitsWe also expect to award a meaningful equity grant for this role. With quarterly vesting, your first vest date would be within the first 3 months of your start date.Nextdoor employees can choose between a variety of health plans, including a 100% covered employee only plan option, and we also provide a OneMedical membership for concierge care.Company OverviewDice is a job-searching platform for technology professionals. It is a sub-organization of DHI Group. It was founded in 1990, and is headquartered in Santa Clara, California, USA, with a workforce of 201-500 employees. Its website is http://www.dice.com.Company H1B SponsorshipDice has a track record of offering H1B sponsorships, with 2 in 2022, 4 in 2021, 5 in 2020. Please note that this does not guarantee sponsorship for this specific role.