Data Scientist

Data Scientist Job Description AI-Data Scientist-CoStar Group-Richmond, VA Company Overview: CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings for our customers. We've continually refined, transformed, and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. About Brand: CoStar is the global leader in commercial real estate information, analytics, and news. Commercial Real Estate industry professionals around the globe use CoStar to access the most comprehensive data to make decisions with confidence. CoStar delivers immediate, verified commercial real estate information on over 5.9 million properties across every market. Learn more about CoStar. Role Description: We are seeking a Data Scientist to build enhancements to our data quality and research processes. The successful candidate will have a strong background in machine learning, artificial intelligence, and statistical modeling, with a proven ability to develop new models, optimize existing processes, and deliver business impact through data-driven solutions. Familiarity with commercial real estate concepts and datasets is preferred, though a demonstrated ability to learn complex domains quickly is valued. This individual will play a key role, working closely with product, engineering, and research leadership teams to improve our data quality and completeness. This is a full-time in-office position that will be based in our Richmond, VA office. Responsibilities: Develop and evaluate machine learning models that support CoStar Research's goals and enhance data quality Leverage frontier artificial intelligence models, potentially including computer vision and multi-modal approaches, to improve the quality and timeliness of key business processes and workflows Conduct rigorous experimentation and model validation to ensure accuracy, robustness, and fairness Collaborate with research leaders, product teams, and engineers to understand requirements and translate them into data-driven solutions Demonstrate output in the form of deployed demos or professional quality visualizations for both technical and non-technical audiences Monitor model performance and proactively retrain or refine as necessary Basic Qualifications: Bachelor's degree in computer science, data analytics, statistics, machine learning, or related field 2+ years of relevant experience in machine learning, artificial intelligence, model performance, statistical modeling, and data preparation Understanding of machine learning and statistical modeling techniques, including supervised and unsupervised methods Familiarity with model evaluation metrics, validation strategies, and performance tuning techniques Proficiency in Python and key ML/data libraries such as PyTorch Experience working with large and complex datasets Comfortable collaborating in cross-functional teams and communicating technical concepts clearly to non-technical audiences Preferred Qualifications: Experience incorporating one or more Large Language Model into a business process or application Working experience with AWS or other major cloud providers Familiarity with commercial real estate data or concepts Experience working with computer vision or multi-modal models What's in it for you? When you join CoStar Group, you'll experience a collaborative and innovative culture working alongside the best and brightest to empower our people and customers to succeed. We offer you generous compensation and performance-based incentives. CoStar Group also invests in your professional and academic growth with internal training, tuition reimbursement, and an inter-office exchange program. Our benefits package includes (but is not limited to): Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug Life, legal, and supplementary insurance Virtual and in person mental health counseling services for individuals and family Commuter and parking benefits 401(K) retirement plan with matching contributions Employee stock purchase plan Paid time off Tuition reimbursement On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes Access to CoStar Group's Employee Resource Groups Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks The final salary or hourly rate offered for this role will fall within the range set forth below based on a variety of factors, including but not limited to, geographic location, skills, and competencies. Base Compensation: $71,400 to $105,000 annual base. We welcome all qualified candidates who are currently eligible to work full-time in the United States to apply. However, please note that CoStar Group is not able to provide visa sponsorship for this position.

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CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing CoStar Group