Senior Software Engineer (C#/AWS) Job Description 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 and the NASDAQ 100, 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 **Senior 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 offers a work option of 3 days onsite, 2 days remote. **Responsibilities** + Designing, building, testing and deploying scalable, reusable and maintainable applications that handle large amounts of data. + Taking full ownership of your work, from development and testing, to eventual deployment and support in production. + Collaborating with other engineers, product owners, designers, and leadership. + 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. Explore new technologies, tools and best practices. + Gaining a deep understanding of the CoStar business, including the Analytic products. **Basic Qualifications** + Bachelor’s Degree required from an accredited, not for profit university or college + A track record of commitment to prior employers + 7+ years of professional software development experience. + 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** 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, tuition reimbursement, and an inter-office exchange program. Our benefits package includes (but is not limited to): + 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 Diversity, Equity, & Inclusion Employee Resource Groups + Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks 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. This position offers a base salary range of **$** 124,000 - $211,000, based on relevant skills and experience and includes a generous benefits plan. \#LI-IZ1 CoStar Group is an 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 and the NASDAQ 100, 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. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. CoStar 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 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 calling 1-855-840-1715 or by sending an email to recruiting@costargroup.com .