Senior Data Engineer

Senior Data Engineer 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. Role Description We are seeking a Senior Data Engineer to design and deliver scalable data platforms that power high-volume, data-driven applications. Responsibilities Design, build, and maintain scalable data pipelines and data platforms Develop and optimize ETL/ELT processes for large, complex datasets Build and manage data solutions using Databricks and Spark Develop backend data services using C# / .NET Leverage AI-assisted coding tools (e.g., Claude Code) to accelerate development Design efficient data models and ensure high performance and reliability Collaborate with engineering, product, and DevOps teams to deliver production systems Ensure data quality, availability, and performance across systems Lead technical design decisions and mentor other engineers 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 data engineering experience Strong experience with data pipelines and ETL frameworks Experience building and scaling large data systems Experience with AWS-based data platforms and services Preferred Qualifications Expertise with Databricks / Apache Spark, C# / .NET, and SQL/database design Experience with AI/ML data pipelines Familiarity with AI-assisted development tools (Claude Code or similar) Experience with streaming technologies (e.g., Kafka, Kinesis) Knowledge of CI/CD and DevOps practices Benefits 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 Compensation This position offers a base salary range from $124,000 to $190,000 a year, determined by relevant skills and experience, and a generous benefits plan. Equal Employment Opportunity & Other CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing. #J-18808-Ljbffr