**Glad to see you here.** **We’d like you to get to know us.** We’re a globally renowned technology and design solutions company focused on tackling digital challenges for some of the world's most iconic and successful agencies and brands. Hangar (from Critical Mass) is part of Omnicom Group, a world leader in marketing communications. We develop technology and design solutions across a wide range of industries, including automotive, communications, pharma, finance, real estate, and fast-moving consumer goods, among others. **This is what we’re looking for.** comfortable with content management systems. **Find out if this position is a right fit.** **Key Responsibilities** - Work closely with Creative, Business, Technology, and QA teams to ensure the technology will be functional and meet performance targets on all web platforms (mobile, desktop). - Implements user and business requirements which are composed of multiple development activities. - Maintain up-to-date and complete documentation on projects as dictated by the capability’s guidelines and best practices. - Proactively provide feedback on policies and procedures when an opportunity for improvement exists. - Proactively provide guidance and support to other members of the in fulfilling their tasks and improving their performance and overall technical skills. **Desired Background** - Advanced English Proficiency (C1 reading, writing, and conversation) - At least 3-4 years of experience working with Front-End technologies (e.g. HTML, CSS, plain JavaScript/ES6). - Experience dealing with Cross-browser and Responsive development - Excellent knowledge of recent development practices (Mobile First, MVC, Object-Oriented development) - Work experience with popular JavaScript frameworks and cross-browser compatibility - Work experience with automation and pre-processing tools (eg. Gulp, Grunt, SASS, LESS) - Work experience integrating web solutions with external web services. - Knowledge of design patterns (e.g., model-view-controller, observer, object-oriented, etc.) and working with several mainstream libraries and frameworks (jQuery, React, VueJS, or any other) - Knowledge of pre-processed CSS styling (SASS, LESS) - Capable of writing code compliant with modern accessibility (eg. ARIA, WCAG, Microformats, ADA, RDF) and SEO guidelines and best practices - Capable of working with version control systems (SVN, GIT, Mercurial) - Capable of building proof of concept prototypes - Capable of integrating a web solution based on a Content Management System - Capable of consuming, parsing and translating SOAP or REST web services **Bonus Points** - BS in Computer Science or related technical discipline; or equivalent experience as Software Developer. **Competencies to be successful in this role**: - Cultivates Innovation - Collaborates - Manages Complexity - Courage - Communicates effective