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Lead Web Developer

District of Columbia CoStar Group

Lead Web Developer

Job Description

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-performance 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 looking for an awesome Lead Software Developer who can take us to the next level. Are you up for the challenge?

As CoStars next Lead Software Developer of Web Applications, you will have a direct impact on highly visible applications that touch millions of users. You will be an integral part of an innovative and passionate team where your ideas will flourish and you will influence the $11 trillion commercial real estate industry come help us change the way the world of commercial real estate does business!

About You
– A love for building awesome web UI

– Passionate and proven in-depth experience in SOLID and Clean code principles

– A technology evangelist. You continuously lean emerging technologies and architecture advancements and apply the learnings to improve CoStars software products.

– A passion for Quality. You want to be part of the team to produce highest quality software products.

– You have a knack for developing awesome UI using HTML, JavaScript, CSS, and frameworks such as Angular or React..

– You have experience with developing mission critical, high volume web-based software

– You hold a bachelors degree, preferably in Computer Science/Engineering.

– You have 6+ years of web application development experience and fluency with JavaScript, CSS3, HTML5 and three years of experience developing using a JavaScript frameworks such as React JS or AngularJS.

– Design and Develop high performance web applications used by hundreds of thousands of users globally.

– Promote consistent architecture patterns for design and development within and across CoStar development teams.

– Use state of the art frontend technologies like HTML/CSS/LESS, JavaScript, Knockout, React, Webpack and NPM to develop highly available applications that can scale in CoStars multi-datacenter production environment.

– Use C#, ******* MVC, Web API and Node.js platforms to develop backend services that can serve traffic volume in CoStars web and mobile products.

– Write effective unit tests and integration tests to ensure high quality software delivery, sprint after sprint. Leverage automation testing methods to increase test coverage and build confidence in CoStars continuous delivery pipeline.

– Be an effective contributor to CoStars Agile teams. Participate vigorously in SCRUM ceremonies and help the team to get to done-done consistently.

– Collaborate on effective development practices and evangelize within and across teams

– Continually evaluate emerging frameworks and technologies to identify opportunities, trends and best practices that strengthen CoStars web products.


CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing

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