Role OverviewAs a Senior Software Engineer, you will contribute to building scalable, high-quality systems across multiple products and brands, leveraging modern AI-driven development practices to accelerate delivery and improve code quality. You will also play a key role in architecture decisions and mentoring engineers across the team.
What You Will Do
You will contribute to building scalable, high-quality systems across multiple products and brands, including LoopNet.com, while leveraging modern AI-driven development practices to accelerate delivery and improve code quality.
Why It Might Be a Fit
We are seeking a highly skilled Senior Software Engineer with deep expertise in C#/.NET, AWS cloud development, and hands-on experience with AI coding tools such as Claude Code or GitHub Copilot.
Requirements
- Bachelor’s degree from an accredited, not-for-profit university or college
- 6+ years of production development experience with C# and .NET or .NET Core
- Proven history of building and launching successful products and platforms
- Experience delivering products that meet specifications and performance SLAs
- Solid experience writing unit, performance, and automated end-to-end tests
- Strong experience building APIs and backend systems with a solid grasp of software design principles
- Deep understanding of the business context for which you are building software
- Active participation in mentoring developers and building team consensus
Benefits
- Comprehensive healthcare coverage
- 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)
- Access to CoStar Group’s Employee Resource Groups
- Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks
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