Senior Front End Engineer

CoStar Group, US-TN Hendersonville

Work at CoStar Group

Senior Front End Engineer

Job Description

Senior Front End Engineer - STR


Founded in 1985, STR provides premium data benchmarking, analytics and marketplace insights for global hospitality sectors. STR was acquired in October 2019 as a division of CoStar Group, Inc., the leading provider of commercial real estate information, analytics and online marketplaces.  STR is in the process of combining the commercial real estate industries largest and most up to date properties database with STR’s global hospitality performance data to give both real estate and hospitality customers a unique and powerful combined view of their local markets.

The Applications Services team works with the CoStar Analytics team to develop customer-facing Hospitality benchmarking products.  We think big; creating innovative data-intensive applications that take the vast amount of data collected from STR clients and by the CoStar Research teams to create a fast, reliable and intuitive analytics platform for customers.  We are a collaborative group with a mix of big data, API/platform and front-end skills, and we are growing rapidly to help invent the future of Hospitality benchmarking and analytics. 

We are searching for an experienced Front-End Developer to join our Hendersonville team and drive the full-lifecycle development of these critical products.


  • Designing, building, testing and deploying scalable, reusable and maintainable applications that handle large amounts of data. 

  • Taking full ownership of your work, from development and testing, to eventual deployment and support in production. 

  • Providing high-quality technical guidance and mentoring to other team members 

  • Collaborating with other engineers, product owners, designers, and leadership. 

  • Becoming a trusted team member in matters of technical architecture, design and code. 

  • Advocating for evolution and improvement - both technical and non-technical - within our teams.  Includes new tech, tools and best practices. 

  • Gaining a deep understanding of the CoStar business, including the Analytic products. 



  • Bachelor’s degree, preferably in Computer Science/Engineering. 

  • 5+ years of professional software development experience. 

  • Deep knowledge of modern JavaScript / TypeScript. 

  • Experience building front end frameworks using modern bundlers. 

  • Deep knowledge of HTML5, CSS3, and CSS preprocessors. 

  • Expertise with software development best practices, including standards, code reviews, source control, builds, testing and operations. 



  • Expertise with React ecosystem. 

  • Experience with Apollo GraphQL. 

  • Expertise configuring, maintaining, and optimizing Webpack, RollupJS, and/or Lerna Monorepo configurations. 

  • Experience with testing frameworks such as Jest, Mocha, and Chai. 

  • Expertise building common/shared JavaScript module packages. 

  • Experience with Amazon Web Services. 

  • Experience with D3 or other charting libraries. 



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

About CoStar Group

CoStar Group is the leading provider of online real estate marketplaces, information, and analytics in the commercial and residential property markets.

CoStar Group

Want to learn more about CoStar Group? Visit CoStar Group's website.