{"schemaVersion":"jobsearcher.job.v1","id":"16324d227d4e12e9432ea468","url":"https://jobsearcher.com/jobs/16324d227d4e12e9432ea468","canonicalUrl":"https://jobsearcher.com/jobs/16324d227d4e12e9432ea468","title":"Sr. UI Developer - JavaScript - Full Time - Denver, CO","description":"10Roof is currently seeking a Sr. Front End UI Developer for a very exciting Denver based software company. This is a great opportunity to join a world class development team working on some innovative technologies. This individual must be comfortable working in Agile teams to design, prototype and build new products, and enhance existing products and tools.\nResponsibilities:\nHelp build and deliver quality front end applications\nMust be able to ensure high performance on both desktop and mobile platforms\nWriting tested, idiomatic, and documented JavaScript, HTML and CSS\nHelp coordinate workflow between the designer and development team\nWork with the back-end developer in the process of building the RESTful API. Write code to communicate with external web services\nWrite code that validates user actions on the client side and providing responsive feedback\nTranslates designs and style guides provided by the UX team into functional user interfaces, ensuring cross browser compatibility and performance\nContributes to the continual improvements of user interface, software architectures and new technologies\nProvides thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system\nWork in Agile and Scrum environment\nOwns success- takes responsibility for success of delivery of solutions\nSkills and Experience:\nPossess several of the following skills and experiences:\n5+ years’ experience in working in JavaScript environment delivering enterprise based solutions.\nHighly skilled at Front End engineering using Object Oriented JavaScript is required.\nExperience with various JavaScript libraries and frameworks (jQuery, Angular, Prototype, Backbone, HTML5 and CSS. Experience in the visualization of large, complex analytic datasets is a big plus\nAbility to create self-contained, reusable, testable modules and component libraries\nExtensive knowledge of CSS and JS methods for providing performant visual effects while maintaining high performance.\nAbility to write non-blocking code, and ability to utilize advanced techniques such as multi-threading, when needed\nCreating custom, general use modules and components which extend the elements and modules of core JS framework\nExperience Creating configuration, build, and test scripts for Continuous Integration environments\nExperience in Java based design and development for a data centric application (SQL, JDBC, JPA)\nAbility to design and develop application code that integrates with backend REST and Hadoop eco system a strong plus. Experience with Java Web Services (CXF, JAXB) is a strong plus.\nExperience with Tomcat, Postgres and RDBMS.\nExperience working in a UNIX and/or Linux operating system environment.","company":"10roof","rawCompany":"10roof","city":"Denver","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-04-12T20:19:24.880Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Sr. UI Developer - JavaScript - Full Time - Denver, CO","description":"10Roof is currently seeking a Sr. Front End UI Developer for a very exciting Denver based software company. This is a great opportunity to join a world class development team working on some innovative technologies. This individual must be comfortable working in Agile teams to design, prototype and build new products, and enhance existing products and tools.\nResponsibilities:\nHelp build and deliver quality front end applications\nMust be able to ensure high performance on both desktop and mobile platforms\nWriting tested, idiomatic, and documented JavaScript, HTML and CSS\nHelp coordinate workflow between the designer and development team\nWork with the back-end developer in the process of building the RESTful API. Write code to communicate with external web services\nWrite code that validates user actions on the client side and providing responsive feedback\nTranslates designs and style guides provided by the UX team into functional user interfaces, ensuring cross browser compatibility and performance\nContributes to the continual improvements of user interface, software architectures and new technologies\nProvides thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system\nWork in Agile and Scrum environment\nOwns success- takes responsibility for success of delivery of solutions\nSkills and Experience:\nPossess several of the following skills and experiences:\n5+ years’ experience in working in JavaScript environment delivering enterprise based solutions.\nHighly skilled at Front End engineering using Object Oriented JavaScript is required.\nExperience with various JavaScript libraries and frameworks (jQuery, Angular, Prototype, Backbone, HTML5 and CSS. Experience in the visualization of large, complex analytic datasets is a big plus\nAbility to create self-contained, reusable, testable modules and component libraries\nExtensive knowledge of CSS and JS methods for providing performant visual effects while maintaining high performance.\nAbility to write non-blocking code, and ability to utilize advanced techniques such as multi-threading, when needed\nCreating custom, general use modules and components which extend the elements and modules of core JS framework\nExperience Creating configuration, build, and test scripts for Continuous Integration environments\nExperience in Java based design and development for a data centric application (SQL, JDBC, JPA)\nAbility to design and develop application code that integrates with backend REST and Hadoop eco system a strong plus. Experience with Java Web Services (CXF, JAXB) is a strong plus.\nExperience with Tomcat, Postgres and RDBMS.\nExperience working in a UNIX and/or Linux operating system environment.","datePosted":"2026-04-12T20:19:24.880Z","dateModified":"2026-04-12T20:19:24.880Z","hiringOrganization":{"@type":"Organization","name":"10roof","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Denver","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"16324d227d4e12e9432ea468"},"url":"https://jobsearcher.com/jobs/16324d227d4e12e9432ea468"}}