Software Engineer Job Description CoStar Realty Information, Inc. seeks a Software Engineer to design and develop distributed, API-driven systems that handle traffic volume across CoStar’s web and mobile products. Design and develop high-performance software applications, standards, and code reviews. Write concise, readable, efficient, and maintainable code to ensure high quality software delivery. Develop comprehensive application testing procedures to ensure high quality applications. Evaluate emerging technologies to identify opportunities, trends, and best practices that can be used to strengthen CoStar’s technology platform and development practices. #LI-DNI Position requires a Bachelor’s degree in Computer Science, Engineering, Information Systems, or a related STEM field, followed by 5 years of progressively responsible experience with software design, development, testing, and implementation. Experience must include a minimum of: 5 years of experience with architecting, designing, and developing large-scale distributed, services-oriented systems and web applications in an Agile environment; 5 years of experience with JavaScript, Typescript, React, and Node.js; 2 years of experience with source control and CI/CD technologies including Git and TFS; 2 years of experience with developing enterprise-level web applications using RESTful web services; 2 years of experience with SQL Server and MongoDB; 2 years of experience with ES6 syntax, including arrow functions, classes, and template literals for writing clean, maintainable, and efficient code; and 2 years of experience with HTML 5, CSS 3, and CSS preprocessors. This position is in office Monday through Thursday and work from home on Friday. Job location: Richmond, VA. To apply, please visit https://www.costargroup.com/careers and enter Job Code R35533 when prompted. Alternatively, please send your résumé, cover letter, and a copy of the ad to: CoStar, Attn: G. Pellegrino, CoStar, 1201 Wilson Blvd., Arlington, VA 22209. _CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing._ 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 .