Sr Machine Learning Engineer, Customer

Realtor.com; Austin (TX); On-site; USD 120,000 - 170,000; Full time

Job summary

Realtor.com seeks a Senior Machine Learning Engineer to reshape real estate search. You'll design ML models, enhance user personalization, and create scalable data pipelines, using cutting-edge techniques to impact millions of users. Join a diverse team and contribute to a mission of empowering people to find their home.

Qualifications

• 2 years of relevant experience in data science or machine learning.
• Strong background in information retrieval and recommendation systems.
• Hands-on experience deploying ML models at scale.

Responsibilities

• Design, build, and optimize machine learning models for search ranking.
• Develop recommendation algorithms tailored to user behavior.
• Create and optimize ETL pipelines for processing large datasets.

Skills

Machine Learning

Python

TensorFlow

SQL

Problem-Solving

Communication

Education

PhD/MS in Computer Science, Statistics, Mathematics

Tools

Spark

PyTorch

AWS

Kubernetes

Job description

Recognized as the No. 1 site trusted by real estate professionals, Realtor.com has been at the forefront of online real estate for over 25 years, connecting buyers, sellers, and renters with trusted insights and expert guidance to find their perfect home. Through its robust suite of tools, Realtor.com not only makes a significant impact on the real estate industry at large, but for consumers, navigating the biggest purchase they will make in their life, by providing a user experience that is easy to use, easy to understand, and most of all, easy to make decisions.

Join us on our mission to empower more people to find their way home by breaking barriers to entry, making the right connections, and building confidence through expert guidance.

Job Description

We’re looking for a Senior Machine Learning Engineer to help redefine how search works in real estate. You’ll play a key role in shaping the intelligence behind our search ranking and relevance models, leveraging state-of-the-art machine learning techniques to improve how users interact with our platform. If you’re passionate about applied AI, big data, and building cutting-edge ML solutions that have real-world impact, we’d love to hear from you!

Three Reasons to Apply:

• Opportunity to transform real estate search using cutting-edge ML techniques
• Work on high-impact projects serving millions of users daily
• Collaborate across teams to shape innovative search-driven experiences

What You’ll Do:

• Transform Search with ML – Design, build, and optimize machine learning models that power our core search ranking and relevance systems, ensuring users find the most relevant listings effortlessly.
• Enhance Personalization – Develop advanced recommendation algorithms to tailor search results based on user behavior, preferences, and intent.
• Build Data Pipelines at Scale – Create and optimize ETL pipelines to process massive datasets, making real-time search intelligence possible.
• Leverage the Latest in AI – Apply state-of-the-art techniques in NLP, deep learning, and reinforcement learning to enhance search relevance, query understanding, and ranking.
• Deploy & Optimize in Production – Take ML models from experimentation to production using AWS, Docker, and scalable distributed systems.
• Collaborate Across Teams – Work closely with engineering, product, and data science teams to define new search-driven experiences and ensure seamless deployment of ML solutions.

How We Work:

We balance creativity and innovation on a foundation of in-person collaboration. For most roles, our employees work three or more days in our offices, where they have the opportunity to collaborate in-person, adding richness to our culture and knitting us closer together.

What You’ll Bring:

• Expertise in ML & Search – PhD/MS in computer science, statistics, mathematics, operations research or related fields and 2 years of relevant experience in data science, machine learning or applied statistics, with a strong background in information retrieval, search ranking, recommendation systems, or related ML applications.
• Extensive Technical Skills – Proficiency in Python, Spark, TensorFlow/PyTorch, and SQL. Experience with large-scale distributed systems is a plus.
• Production ML Experience – Hands-on experience deploying ML models at scale using cloud platforms like AWS, Kubernetes, or similar.
• Strong Creative Thinking & Problem-Solving Skills – Passion for tackling complex search and ranking challenges, improving user experience, and driving measurable impact.
• Excellent Communication – Ability to articulate ML concepts to both technical and non-technical stakeholders.

Do the best work of your life at Realtor.com

Here, you’ll partner with a diverse team of experts as you use leading-edge tech to empower everyone to meet a crucial goal: finding their way home. And you’ll find your way home too. People are our foundation—the core that drives us passionately forward. At Realtor.com, you’ll bring your full self to work as you innovate with speed, serve our consumers, and champion your teammates. In return, we’ll provide you with a warm, welcoming, and inclusive culture; intellectual challenges; and the development opportunities you need to grow.

Diversity is important to us, therefore, Realtor.com is an Equal Opportunity Employer regardless of age, color, national origin, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, marital status, status as a disabled veteran and/or veteran of the Vietnam Era or any other characteristic protected by federal, state or local law. In addition, Realtor.com will provide reasonable accommodations for otherwise qualified disabled individuals.