Senior Data Science Engineer - Applied Machine Learning

This position is a hybrid role requiring employees to work from our headquarters location in Seattle, WA every Tuesday and Wednesday, and remote all other days.

Hybrid from Seattle is the preferred location but this role is open to fully remote candidates.

Redfin is revolutionizing the $75 billion real estate industry. We use data, beautiful software, and innovative design to put customers first at every step in the home-buying and selling process. Get ready to dive headfirst into our award-winning website and mobile apps, solving complex business problems in a highly visible, customer-centric way. If you value doing great work in a collaborative environment, join our team!

The Applied Machine Learning group at Redfin works towards redefining real estate in the customer’s favor using machine learning. We work on foundational problems in the real estate space including recommendations (“Where should I live?”) and price estimation (“How much is a home worth?”). The Brokerage Recommendations product alone, which we power drives 27% of all traffic to Redfin platforms. We have real estate data at a national level and work across various domains in machine learning using large-scale multi-modal property data (documents, images, text, video, 3D scans etc.). Our team also owns and maintains end-to-end production-grade large-scale machine learning infrastructure and systems serving hundreds of millions of consumers.

As a Senior Data Science Engineer for the Applied Machine Learning Team, your job is to leverage advanced analytical techniques and statistical modeling to extract meaningful insights from our vast datasets, driving the development and improvement of our machine learning solutions. You will work with an experienced group of machine learning engineers and researchers with robust research to production culture.

The Role:

• You will design and implement advanced statistical models and machine learning algorithms to solve complex real estate problems.

• You’ll perform comprehensive Exploratory Data Analysis (EDA) to understand data structure, distributions, and anomalies, and apply feature engineering techniques—including transformation, selection, and creation—to optimize model performance.

• You will co-create the next generation of data-driven insights for automated valuation and recommender systems.

• Identify and implement improvements to ML models that power production-scale customer-facing experiences. 

• You will assist other engineers and stakeholders in understanding and utilizing data science methodologies and findings at Redfin.

• You'll build data products and analytical tools that drive some of the company's most critical metrics and impact revenue growth. We are helping create the best possible home buying or selling experience, one feature at a time.

Who You Are:

• You have 5+ years of experience in data science, statistical modeling, and software engineering, including experience with open-source data science tools; experience with Recommender Systems is a plus.

• Required Skills (4+ years of experience): Python (Scikit-learn, PyTorch, Tensorflow/Keras, NumPy, Pandas, XGBoost), SQL, A/B testing, statistical modeling, data visualization.

• Preferred Skills: Spark, Apache Airflow, AWS (S3, DynamoDB, Lambda, Kinesis, SageMaker).

• You communicate cross-functionally and can take a data science project from inception, research, experimentation, validation, and deployment.

• You are passionate about inventing and applying advanced analytical and ML techniques to extract insights and solve business problems.

• You have experience developing large-scale data applications backed by relational and non-relational databases – we utilize Kafka, Java, Python, Postgres, SQL, K8s, Jenkins, and Airflow in AWS.

• Great communicator. You can distill a challenging problem into its essential elements, and clearly communicate your vision and findings to the team.

• You have a Bachelor's degree in Computer Science, Statistics, Mathematics, or equivalent work experience.

What We Offer:

• Competitive compensation packages with a salary, bonuses, and restricted stock grants.

• Generous benefits, including paid vacation, medical, dental, and vision insurance, and fully paid family leave.

• A high-growth company, providing opportunities for continued professional development and growth.

#LI-JK

The compensation information below is provided in compliance with all applicable disclosure requirements.

Base Pay Range: $150,800.00 - 203,900.00. Actual base pay will depend on varying circumstances, including the position, location, individual qualifications, market finances, and other operational business needs. Compensation may also include bonuses and equity.

We offer a generous benefits package including flexible vacation that supports the importance of time away from work for rest and relaxation, 12 paid holidays, paid parental leave, sick leave (accrued at 1 hour for every 30 hours worked), medical, dental, and vision insurance benefits, flexible spending account, health savings account, life and disability insurance, fertility benefits, Employee Assistance Programs, and 401(k) employer match.#LI-Hybrid

Redfin is an equal opportunity employer committed to hiring a diverse workforce.

A diverse, inclusive culture is vital to Redfin's mission of making real estate better for people from all walks of life. We’re proud that Redfin is a place where different points of view and backgrounds are encouraged and respected. We constantly strive to build a company that reflects the world around us, based on our conviction that pursuing and developing talent of all types is the right way for a business to thrive over the long haul.

Redfin provides equal employment opportunities to all employees and applicants for employment and prohibit discrimination based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, and any other characteristic protected by applicable federal, state or local law. If you need accommodation in the application or recruitment process because of a disability or special need, please contact [email protected]

Redfin encourages individuals with criminal record histories to apply for employment and considers such individuals for employment consistent with the requirements of any applicable fair chance acts, including but not limited to the California, San Francisco and Los Angeles County Fair Chance Acts. Philadelphia applicants can access a copy of Philadelphia Fair Criminal Records Screening Standards ordinance poster here.

Redfin accepts applications on an ongoing basis.