Debt Solutions - Lead Software Engineer

CoStar Group • San Diego, CA

1d • $170,000 - $222,000 • Hybrid

About The Position

CoStar Group’s Analytics team develops customer-facing Real Estate Analytics products, building data-intensive applications that use information collected by CoStar Research to provide customers with a fast, reliable, and intuitive analytics platform. The team combines big data, API/platform, and front-end expertise.

The Lead Software Engineer will drive full-lifecycle development of this product. The position is based in San Diego (UTC Area), with in-office work Monday through Thursday and work from home on Friday.

Requirements

• Bachelor’s degree from an accredited, not-for-profit, in-person college or university.
• A track record of commitment to prior employers.
• At least 10 years of professional software development experience.
• Experience using AI-assisted development workflows in production, with tools such as GitHub Copilot or Claude Code, to generate, review, and improve code.
• Solid understanding of and experience with object-oriented programming.
• Deep knowledge of modern server-side languages and application frameworks, including C#, .NET Framework, Web API, and Node.
• Knowledge of modern front-end languages and frameworks, including JavaScript and React.
• Expertise with relational database systems such as SQL Server.
• Expertise in software development best practices, including standards, code reviews, source control, builds, testing, and operations.
• Expertise with source control systems such as Git or TFS.

Nice To Haves

• Expertise with cloud platforms such as AWS or Azure.
• Strong analytical and problem-solving abilities.
• Experience with NoSQL systems such as Redis or Neo4j.

Responsibilities

• Design, build, test, and deploy scalable, reusable, and maintainable applications that handle large amounts of data, using AI-assisted development workflows where appropriate.
• Take ownership of work across development, testing, deployment, and production support, maintaining high standards for correctness, reliability, and maintainability.
• Collaborate with engineers, product owners, designers, and leadership on effective technical designs and implementations.
• Serve as a trusted team member on technical architecture, design, and code.
• Advocate for technical and non-technical improvements, including AI-assisted development workflows.
• Develop a deep understanding of CoStar’s business and Analytics products.

Benefits

• Generous compensation and performance-based incentives.
• Internal training and tuition reimbursement.
• Medical, vision, dental, and prescription drug coverage.
• Life, legal, and supplementary insurance.
• 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.
• Paid time off.
• On-site fitness center and/or reimbursed fitness center membership costs, depending on location; amenities may include a yoga studio, Pelotons, personal training, and group exercise classes.
• Access to employee resource groups.
• Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior