Senior Data Engineer

Senior Data EngineerJob DescriptionCoStar 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.Role Description:We are seeking a Senior Data Engineer to design and deliver scalable data platforms that power high-volume, data-driven applications. This role focuses on building reliable data pipelines, enabling analytics at scale, and leveraging modern AI-assisted coding tools (e.g., Claude Code) to improve engineering efficiency and quality.This position is located in San Diego, CA and has the work schedule of 4 days onsite and 1 day work from home.Responsibilities:Design, build, and maintain scalable data pipelines and data platformsDevelop and optimize ETL/ELT processes for large, complex datasetsBuild and manage data solutions using Databricks and SparkDevelop backend data services using C# /.NETLeverage AI-assisted coding tools (e.g., Claude Code) to accelerate developmentDesign efficient data models and ensure high performance and reliabilityCollaborate with engineering, product, and DevOps teams to deliver production systemsEnsure data quality, availability, and performance across systemsLead technical design decisions and mentor other engineersBasic Qualifications:Bachelor's degree required from an accredited, not-for-profit, in-person college/universityA track record of commitment to prior employers.5+ years of data engineering experienceStrong experience with data pipelines and ETL frameworksExperience building and scaling large data systemsExperience with AWS-based data platforms and servicesPreferred Qualifications:Expertise with Databricks / Apache Spark, C# /.NET, and SQL/database designExperience with AI/ML data pipelinesFamiliarity with AI-assisted development tools (Claude Code or similar)Experience with streaming technologies (e.g., Kafka, Kinesis)Knowledge of CI/CD and DevOps practicesWhat'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 DrugLife, legal, and supplementary insuranceVirtual and in person mental health counseling services for individuals and familyCommuter and parking benefits401(K) retirement plan with matching contributionsEmployee stock purchase planPaid time offTuition reimbursementOn-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classesAccess to CoStar Group's Employee Resource GroupsComplimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacksWe welcome all qualified candidates who are currently eligible to work full-time in the United States to apply. However, please note that CoStar Group is not able to provide visa sponsorship for this position.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.CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing