Debt Solutions - Lead Software Engineer

CoStar Group, Inc.; San Diego (CA); Hybrid; USD 170,000 - 222,000; Full time

Benefits offered by this job

Healthcare coverage

Mental health counseling

Commuter benefits

401(k) with matching

Employee stock purchase plan

Paid time off

Tuition reimbursement

On-site fitness center

Job summary

CoStar Group, a leading real estate information provider, seeks a Debt Solutions - Lead Software Engineer to drive full-lifecycle development of analytics products in a hybrid San Diego setting. You’ll own design, build and deploy data-centric applications, collaborate with cross-functional teams, and advance AI-assisted workflows.

The role emphasizes strong OO programming, C#, .NET, Web API, Node, React, and SQL Server expertise, with 10+ years of experience and a track record of shipping in

Qualifications

• Bachelor’s degree in a relevant field.
• 10+ years of professional software development experience.
• Experience with AI-assisted development workflows (GitHub Copilot or Claude Code).
• Solid understanding of Object Oriented Programming.
• Deep knowledge of server-side languages and frameworks: C#, .NET Framework, Web API, Node.
• Knowledge of front-end languages and frameworks: JavaScript, React.
• Expertise with SQL Server.
• Experience with software development best practices: reviews, source control, builds, testing, operations.
• Experience with Source Control, e.g., Git or TFS.

Responsibilities

• Design, build, test, and deploy scalable data-intensive applications.
• Own your work from development to production deployment and support.
• Collaborate with engineers, product owners, designers, and leadership for architectures and implementations.
• Contribute to technical architecture and code quality.
• Promote evolution and improvements, including AI-assisted workflows.
• Develop deep understanding of CoStar's analytic products.

Skills

OO programming

C#

.NET Framework

Web API

Node.js

JavaScript/React

SQL Server

Git

TFS

GitHub Copilot

Claude Code

Education

Bachelor’s Degree (CS/related)

Tools

Git

TFS

Claude Code

Job description

Debt Solutions - Lead Software Engineer

Job Description

OVERVIEW

CoStar Group 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. The Analytics team is responsible for the development of CoStar's customer-facing Real Estate Analytics products. We think big, creating innovative data-intensive applications that take the vast amount of data collected by our CoStar Research teams to create a fast, reliable and intuitive analytics platform for our customers. We are a collaborative group with a mix of big data, API/platform and front-end skills, and we are growing rapidly to help invent the future of Real Estate Analytics. We are searching for an experienced Lead Software Engineer to join our team and drive the full-lifecycle development of this critical product. This position is located in San Diego (UTC Area) and is in office Monday through Thursday with work from home on Friday.

Responsibilities

• Designing, building, testing and deploying scalable, reusable, and maintainable applications that handle large amounts of data, using AI-assisted development workflows where appropriate.


• Taking full ownership of your work, from development and testing to eventual deployment and support in production, maintaining high standards for correctness, reliability, and maintainability.


• Collaborating with other engineers, product owners, designers, and leadership to drive clear, effective technical designs and implementations.


• Becoming a trusted team member in matters of technical architecture, design and code.


• Advocating for evolution and improvement - both technical and non-technical - within our teams, including AI-assisted development workflows.


• Gaining a deep understanding of the CoStar business, including the Analytic products.

Basic Qualifications

• Bachelor’s Degree required from an accredited, not-for-profit, in-person college/university


• A track record of commitment to prior employers 10+ years of professional software development experience.


• Experience leveraging AI-assisted development workflows in a production environment, using tools such as GitHub Copilot or Claude Code, to generate, review, and improve code.


• Solid understanding and experience with Object Oriented Programming


• Deep knowledge of modern server-side languages and application frameworks (C#, .NET Framework, Web API, Node)


• Knowledge of modern front end (JavaScript, React, etc.) languages and application frameworks


• Expertise with relational database systems such as SQL Server


• Expertise with software development best practices, including standards, code reviews, source control, builds, testing and operations.


• Expertise with Source Control, such as Git or TFS.

Preferred Qualifications

• Expertise with Cloud platforms such as AWS or Azure


• Strong analytical and problem-solving abilities.


• Experience with NoSQL (Redis, Neo4j, etc.) is a plus

What’s in it for You

• 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

Base Compensation

Base Compensation: $170,000 - $222,000 (Annually)

Sponsorship Statement

US: We 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.

Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing

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. We have been living and breathing the world of real estate information and online marketplaces for over 37 years, giving us the perspective to create truly unique and valuable products and services. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry and for our customers. This is how we deliver for our customers, our employees, and investors.

CoStar Group is committed to creating a diverse environment and is proud to be an equal opportunity workplace and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar Group is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access www.costargroup.com/careers as a result of your disability. You can request reasonable accommodations by sending an email to [e-mail].