PREFERRED QUALIFICATIONS AND SKILLS  Experience with React ecosystem backed with Apollo GraphQL andor Redux Experience configuring, maintaining, and optimizing Webpack, RollupJS, andor Lerna Monorepo configurations Experience building commonshared Javascript module packages Experience with D3, RXJS, andor GoogleMaps API Experience with Amazon Web Services   OVERVIEW OF COMPANY:  Founded in 1987, CoStar Group is the leading provider of commercial real estate information, analytics, and online marketplaces