Data Scientist

CoStar Group•Richmond, VA

1d•Onsite

About The Position

CoStar Group is seeking a Data Scientist to enhance data quality and research processes. The ideal candidate will possess a strong foundation in machine learning, artificial intelligence, and statistical modeling, with a proven track record of developing new models, optimizing existing processes, and driving business value through data-driven solutions. While familiarity with commercial real estate concepts and datasets is advantageous, the ability to rapidly learn complex domains is highly valued. This role is crucial in collaborating with product, engineering, and research leadership to improve data quality and completeness. This is a full-time, in-office position based in Richmond, VA.

Requirements

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

Nice To Haves

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

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

Benefits

Generous compensation and performance-based incentives
Internal training
Tuition reimbursement
Inter-office exchange program
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