Senior Software Engineer - Land.com - Austin, TXbrJob DescriptionbrCoStar 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 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We’ve 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.Land.comLand.com offers the largest and most effective marketplaces to discover, buy and sell rural real estate. The Land.com network connects 12 million active buyers and land owners with the best local real estate professionals every month across three platforms.Learn more aboutThis role is located in our Austin, TX office and has a schedule of 4 days on-site and 1 day work from home.We are currently seeking a full-time Senior Software Engineer with a focus on React web development. As an awesome candidate, you will have multiple years of experience creating and maintaining highly performant React-based web applications that drive the growth of our Land.com business unit.Responsibilities:Create, support and maintain React-based web applications using React, Typescript, HTML5, CSS, JavaScript, C# and SQLAnalyze technical requirements and design new components, web pages and controls to meet functional, performance and availability requirementsApply software design patterns, sound quality management methods, tools, and techniques to create and support defect-free application software that meets the needs of the organization with high reusability and maintainabilityWrite thorough unit tests to ensure the quality of the software you ownDevelop database stored procedures and SQL scriptsBasic Qualifications:Bachelor's degree from an accredited, not-for-profit University or collegeA track record of commitment to prior employers4+ years of development experience in production environmentExpert knowledge of ReactDemonstrated knowledge of C#, JavaScript ES6 or TypescriptExperience with software testing (Unit, Integration, Functional, Performance)Experience working within an Agile team environmentDemonstrated knowledge of SOLID principles and design patternsAbility to clearly communicate thoughts and ideas within and across teamsAbility to work well with other developers and managementAbility to juggle priorities and work with minimal supervision or assistance to complete tasksPreferred Qualifications:Deep understanding of React architecture and performance optimizationDeep experience architecting systems using C#, .NET DevelopmentExpert-level knowledge and experience using SQLExperience with Visual Studio or Azure DevOps or GitExperience with Elasticsearch/OpenSearchWhat’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 and tuition reimbursement.Our benefits package includes (but is not limited to):Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription DrugLife, legal, and supplementary insuranceVirtual and in-person mental health counseling services for individuals and familyCommuter and parking benefits401(K) retirement plan with matching contributionsEmployee stock purchase planPaid time offTuition reimbursementOn-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classesAccess to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource GroupsComplimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacksWe 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.#LI-CM2#Land.combrCoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing