Senior Software Engineer (C#/React) 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 worlds 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 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. Weve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. 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. Our team is responsible for building software in support of CoStar Group's sales teams. We think big, building innovative CRM features that empowers our sales teams' success. We are a collaborative group with a mix of native mobile, data, API / platform, and front-end skills, and we are working to drive our company's future with our proprietary CRM system. This position is located in Richmond, VA and offers a schedule of Monday to Thursday in office and the option to work remote on Friday. Responsibilities Building customer facing web applications using the latest React and TypeScript frameworks. Build micro services and RESTful APIs C# and .NET Core Drive and lead software design, developing standards and performing code reviews, that result in robust a code base that is efficient and maintainable. Continually evaluate emerging technologies to identify opportunities, trends, and best practices that can be leveraged to strength CoStars technology platform and develop practices. Develop comprehensive application testing procedures to ensure high quality applications for tens of thousands of users. Basic Qualifications 7+ years of software development experience Demonstrated experience in architecting, designing and building large scale distributed, services-oriented systems and web applications in an agile environment Experience developing frontend applications using React Experience building RESTful APIs using C# Proficient understanding of code versioning tools such as Git. Familiarity with CI/CD deployment processes Bachelors Degree required from an accredited, not for profit university or college. A track record of commitment to prior employer Preferred Qualifications and Skills Experience with SQL Experience with Elasticsearch or OpenSearch Strong communication skills (to both business and technical partners) Data modeling experience from conceptual, logical and physical designs Whats in it for you? When you join CoStar Group, youll 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, and tuition reimbursement. 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 Groups Diversity, Equity, & Inclusion Employee Resource Groups Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks #LI-AR CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing #J-18808-Ljbffr