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Sr. Front End Engineer ReactJS
Denver, Colorado
Direct Hire Position
It appears that you have already applied to this job.
Applied on February 20, 2020
Job Id #37216 Posted July 25, 2019

criminal background check required


As a Senior Front-End Web Developer, you will be responsible for web application development, UI and design integration as well as playing a key role in contributing to the overall user experience direction and design for websites, web apps, customized emails and more. This role reports to the CTO and requires an individual with excellent web application development expertise, HTML/CSS/Javascript skills, insight into crafting a user friendly and efficient user experience as well as great teamwork, communication and attention to detail.


    • Provide product management of companies brands, including execution of the product vision and coordination with creative, engineering, brand strategy, email and campaign management teams
    • Work closely in teams composed of Product Managers, UX/UI Designers, Front-end Developers, Back-end Developers and QA Analysts
    • Work with the product team to conceptualize and design a clean, intuitive and efficient experience with an elegant UI
    • Develop the front-end user interface for the main backend web application used to manage companies various brands, apps and games
    • Work closely with backend developers to integrate REST APIs and develop the application’s logic and features
    • Communicate with the management team and translate business needs into technical specifications and requirements
    • Integrate the UI and design for various products including websites, web apps, customized emails and more
    • Ensuring that all web design is integrated and developed to be both cross-platform compatible and mobile responsive
    • Work in a product development process that is primarily agile/scrum


    • 4+ years of front-end web development experience working on both websites and web apps using HTML, CSS and Javascript
    • 4+ years working in a product development team/environment, collaborating with Product Managers, UX/UI Designers, Front-end Developers, Back-end Developers and QA Analysts
    • 1+ years experience with ReactJS. Web application experience for administrative web portals or other forms of apps using React
    • 5+ years experience working in an agile/scrum development process.
    • Experience with integrating REST APIs in web application
    • Experience with UI application design tools such as Invision, Sketch, Photoshop, etc.
    • Experience working with Git and sharing code repositories
    • Excellent knowledge and experience in crafting simple, efficient and elegant user experiences through architecture and UI design/development
    • Ability to communicate with end users and translate needs into technical requirements/specifications
    • Ability to work both individually and as a member of a teamExperience with MJML or other email frameworks a plus




Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.

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Horizontal is proud to be an Equal Employment Opportunity/Affirmative Action Employer providing a drug-free workplace.

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