Senior Machine Learning Engineer - Homes.com - Arlington, VA

Homes.com; Arlington (VA); Hybrid; USD 166,000 - 204,000; Full time

Benefits offered by this job

Healthcare coverage

401(K) retirement plan

Stock purchase plan

Paid time off

Tuition reimbursement

Commuter/parking benefits

Job summary

Homes.com, a CoStar Group company in Arlington, VA, is seeking a Machine Learning Engineer to build and scale production-grade ML solutions that enhance CoStar’s products and customer experience. You will work with software engineers, product leaders, and data stakeholders to deploy models at scale on our cloud platform, focusing on reusable, efficient ML systems and collaboration across teams.

This role requires a strong background in Python, ML fundamentals, and experience with large datasets.

Qualifications

• Bachelor's degree from an accredited college/university
• 5+ years of professional development experience as Machine Learning Engineer, Data Scientist or related role
• 3+ years of programming experience with Python
• Experience with recommendation systems and (preferably) computer vision
• Strong foundations in ML concepts including supervised/unsupervised learning, model evaluation, feature engineering, and familiarity with deep learning frameworks (PyTorch or TensorFlow)

Responsibilities

• Collaborate on continued improvement of CoStar’s cloud-based machine learning environment
• Design, build, test and deploy scalable, reusable and maintainable models that handle large amounts of data
• Collaborate with other engineers, product owners, and leadership to create ML solutions that solve practical problems and improves our customer’s experience
• Gain an understanding of the CoStar business and how ML can improve things

Skills

Python programming

Recommendation systems

Computer vision

PyTorch

TensorFlow

ML concepts

Education

Bachelor's degree

Tools

Databricks

Amazon Personalize

SageMaker

AWS RDS

DynamoDB

Job description

Job Description

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.

Job Description

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 to 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.

Homes.com

Homes.com is already one of the fastest growing real estate portals in the industry, we are driven to be #1. Just ask Brad Bellflower, Chief Change Officer at Apartments.com. After its acquisition in 2014, Apartments.com quickly turned into the most popular place to find a place. Proven success at the highest level – and we’re doing it again with the new Homes.com. Homes.com is a CoStar Group company with 20+ years' experience in leading and growing digital marketplaces. We pride ourselves on continually improving, innovating, and setting the standard for property search and marketing experiences. With Homes.com we’re building a brand on the cusp of defining the industry. We’re looking for big thinkers, brave leaders, and creative advertising wizards ready to influence a new age of homebuying within a tried-and-true, award-winning company.

Learn more aboutHomes.com.

This Machine Learning Engineer role focuses on building and scaling production‑grade machine learning solutions that directly enhance CoStar’s products and customer experience. The engineer will work closely with software engineers, product leaders, and business stakeholders to develop, deploy, and optimize ML models across large‑scale datasets, while helping evolve CoStar’s cloud‑based machine learning platform.

This position is located in Arlington, VA and will have a 4‑day onsite schedule Monday‑Thursday, with Fridays work from home.

Responsibilities

• Collaborate on the continued improvement of CoStar’s cloud‑based machine learning environment
• Design, build, test and deploy scalable, reusable and maintainable models that handle large amounts of data.
• Collaborate with other engineers, product owners, and leadership to create ML solutions that solve practical problems and improves our customer’s experience
• Gain an understanding of the CoStar business and how ML can improve things

Basic Qualifications

• Bachelor's degree required from an accredited, not‑for‑profit, in‑person college/university
• A track record of commitment to prior employers
• 5+ years of professional development experience as Machine Learning Engineer, Data Scientist or related role
• 3+ years of programming experience with Python
• Experience with recommendation systems and (preferably) computer vision
• Strong foundations in ML concepts including supervised/unsupervised learning, model evaluation, feature engineering, and familiarity with deep learning frameworks (PyTorch or TensorFlow)

Preferred Skills

• Experience with ML cloud tools such as Databricks, Amazon Personalize, SageMaker
• Experience with SQL‑based relational databases (e.g. AWS RDS) or document‑based databases (e.g. DynamoDB).
• Experience solving streaming and batch data processing problems at scale
• Experience building, deploying and optimizing ML 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 and tuition reimbursement.

Our Benefits Package Includes (but Is Not Limited To)

• Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug
• Life, legal, and supplementary insurance
• Commuter and parking benefits
• 401(K) retirement plan with matching contributions
• Employee stock purchase plan
• Paid time off
• Tuition reimbursement
• Complimentary gourmet coffee, tea, hot chocolate, prepared foods, fresh fruit, and other healthy snacks

The final salary or hourly rate offered for this role with 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: $166,000-204,000

#Homes.com

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