Senior Data Engineer
CoStar Group1 month ago
San Diego, CA, USASenior
Base Salary
$124k - $190k/yr
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 Apache Spark.
- Develop backend data services using C#/.NET.
- Use AI-assisted coding tools such as Claude Code to improve development efficiency and quality.
- Design efficient data models and ensure system 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.
Requirements
- Bachelor's degree from an accredited, not-for-profit, in-person college or university.
- At least 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 expertise with Databricks, Apache Spark, C#/.NET, and SQL/database design.
- Preferred experience with AI/ML data pipelines and AI-assisted development tools such as Claude Code.
- Preferred experience with streaming technologies such as Kafka and Kinesis.
- Knowledge of CI/CD and DevOps practices is preferred.
- Candidates must be currently eligible to work full-time in the United States.
Benefits
- Comprehensive medical, vision, dental, prescription drug, life, legal, and supplementary insurance coverage.
- Virtual and in-person mental health counseling for individuals and families.
- Commuter and parking benefits.
- 401(k) retirement plan with matching contributions.
- Employee stock purchase plan and paid time off.
- Tuition reimbursement, internal training, and professional and academic growth opportunities.
- On-site fitness center or reimbursed fitness center membership where available, plus fitness classes and facilities.
- Employee Resource Groups and complimentary gourmet beverages, fresh fruit, and healthy snacks.
- Position is based in San Diego, CA with four days onsite and one day working from home.
Tech Stack
Categories
Data Engineering
About CoStar Group
CoStar Group builds subscription databases, analytics, and online marketplaces for commercial and residential real estate professionals, investors, and advertisers. Its portfolio includes CoStar (research and data), LoopNet (commercial listings), and Apartments.com (rental listings), generating revenue from subscriptions, listings, and advertising. The company is publicly traded on NASDAQ (CSGP) and is headquartered in Arlington, Virginia, with inclusion in the S&P 500 index.