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# Data Scientist

- **Company:** CoStar Realty Information Inc.
- **Location:** Richmond, VA, United States
- **Experience:** Experienced
- **Salary:** $71,400.0 - $115,500.0
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Amazon Web Services, Computer Vision, Big Data, Data Cleansing, Python (Programming Language), Machine Learning, Performance Tuning, Strategies of Testing, Pytorch, Model Validation, Information Technology, Data Analytics
- **Published:** August 10, 2026
- **Apply:** https://costar.wd1.myworkdayjobs.com/CoStarCareers/job/US-VA-Richmond---CoStar-Tower/Data-Scientist_R39539

## About the Role

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., * 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

## Description

* 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


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