Data Scientist

CoStar Group, Inc.; Richmond (VA); On-site; USD 71,000 - 105,000; Full time

Benefits offered by this job

Healthcare coverage

401(k) retirement plan

Employee stock purchase plan

Paid time off

Tuition reimbursement

Job summary

CoStar Group is seeking a Data Scientist to build enhancements to data quality and research processes in our Richmond, VA office. You will develop and evaluate ML models, leveraging frontier AI techniques including computer vision and multi-modal approaches to drive business impact.

The role requires a strong background in ML/AI, statistical modeling, and data preparation, with collaboration across product, engineering, and research leadership to deliver data-driven solutions.

Qualifications

• Bachelor's degree in computer science, data analytics, statistics, machine learning, or related field.
• 2+ years of relevant experience in machine learning, AI, model performance, statistical modeling, and data preparation.
• Understanding of ML and statistical modeling techniques, including supervised and unsupervised methods.
• Familiarity with model evaluation metrics, validation strategies, and performance tuning techniques.
• Proficiency in Python and libraries such as PyTorch.
• Experience working with large and complex datasets.
• Comfortable collaborating in cross-functional teams and communicating technical concepts clearly.

Responsibilities

• Develop and evaluate machine learning models that support CoStar Research’s goals and data quality.
• Leverage frontier AI models, including computer vision and multi-modal approaches, to improve processes and workflows.
• Conduct rigorous experimentation and model validation for accuracy, robustness, and fairness.
• Collaborate with research leaders, product teams, and engineers to translate requirements into data-driven solutions.
• Demonstrate outputs via deployed demos or professional visualizations for technical and non-technical audiences.
• Monitor model performance and retrain or refine as necessary.

Skills

Python

PyTorch

Machine Learning

Statistical Modeling

Data Preparation

Cross-functional Collaboration

Big Data

Education

Bachelor's degree in CS/Analytics/Statistics

Tools

AWS

Computer Vision

Multi-modal Models

Job description

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.

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

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 37 years, giving us the perspective to create truly unique and valuable products and services. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry and for our customers. 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.

CoStar Group is committed to creating a diverse environment and is proud to be an equal opportunity workplace and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar Group is also committed to compliance with all fair employment practices regarding citizenship and immigration status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access www.costargroup.com/careers as a result of your disability. You can request reasonable accommodations by sending an email to [e-mail].

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 37 years, giving us the perspective to create truly unique and valuable products and services. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry and for our customers. 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.