5 March 2019 

  10 Jan 2019 

  10 March 2019 

  19 feb 2019 

  25 feb 2019 

API, Database, Developer, Development, Exchange, Object Oriented Design, Performance Testing, Programming, QA, SDLC, SQL, Testing

Job Overview

Are you passionate about software? Are you constantly pushing yourself to learn new technologies to develop better, faster and more efficient applications? Then CoStar is the place for you. Everyone at CoStar is deeply committed to delivering high-performing applications that change the way our users consume and use commercial real estate data. We are THE leading data provider to the $11 trillion commercial real estate industry. Every day customers use our data and products to make multi-million dollar investment decisions. We are growing rapidly and searching for a senior .NET developer who can take us to the next level. Are you up for the challenge? The Senior .NET Developer is responsible for designing, developing and troubleshooting high performance and high availability applications to meet the company-s strategic objectives. He/she is also responsible for adhering to CoStar-s .NET development frameworks & best practices and follow CoStar-s SDLC processes. We are looking for someone with leadership qualities to grow with our organization. Responsibilities * Know: Deeply understand what drives the business for which you are building software. We firmly believe that what separates a good developer from a great one is a deep understanding of the business that they are supporting. * Architect: Use your experience to drive the design of highly performant and highly available products and platforms. * Build: Build solutions that operate on massive amounts of data in high transaction volume applications. * Test: Work with your QA resources to ensure that the software you deliver is of the highest quality. (Our customers are not beta testers.) * Launch: Act as a key member of the product launch team and work closely to DevOps to resolve operational issues. * Grow: Take an active role in mentoring other developers. Skills and Qualifications: * Bachelor-s degree * A demonstrable track record of building and launching successful products and/or platforms that leverage terabytes of data and scale to meet the needs of millions of users * 5+ years of deep (really deep) .NET development (C#) development experience including cross platform communication technologies such as Web API or WCF * 5+ years of database design, T-SQL programming and performance tuning experience * Ability to design and develop using Object Oriented design principles and software design patterns to attain high reusability and maintainability * Deliver work products that meet specifications, are defect free and performant * Experienced in application performance testing and unit testing strategies and implementation * Facilitate discussions among other developers to exchange ideas and introduce new technologies. Ability to build consensus among other technologist. * Evaluate emerging technologies to identify opportunities, trends and best practices that can be leveraged to strengthen CoStar-s technology platform and development practices. * Willingness to take an active role in mentoring other developers * Demonstrates knowledge of NPM and Nuget * Demonstrates knowledge of building REST services * Demonstrates knowledge of Unit, Integration, and Performance testing * Experience with Inversion Of Control design patterns * Excellent software development and engineering skills on large-scale, mission-critical infrastructure applications * Experience in multi-tasking and prioritizing in a fast paced, team-oriented environment * Excellent problem solving and troubleshooting skills * Excellent communication skills (verbal and written) * Must be autonomous, committed, flexible, customer focused and productive #LI-RL1 CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing

Education and Experience Requirements

API, Database, Developer, Development, Exchange, Object Oriented Design, Performance Testing, Programming, QA, SDLC, SQL, Testing