<h3>Job Description</h3>As an Intermediate Developer, you love using your extensive experience with HTML5 and CSS3 to develop cutting-edge features on responsive websites. You may not be an expert in JavaScript (yet), but you’re always looking to learn and hone your craft—with plenty of support and mentorship from your Tech Lead along the way.When it comes time to optimize reusability and performance, you understand how to take full advantage of everything HTML5 and CSS3 have to offer—including the latest in responsive grid frameworks, templating engines, and JavaScript patterns. Simply put: efficiently working across multidisciplinary teams to find solutions in all areas of web development—that’s your thing.<h3>You Will</h3><ul><li>Use modern front-end frameworks and digital pattern libraries to rapidly prototype with code.</li><li>Deliver solutions that balance technical and business requirements by choosing the best mix of cutting-edge technology.</li><li>Work with project teams to understand business and user requirements.</li><li>Exercise quality control on all aspects of web development to maintain high coding standards and practices.</li></ul><h3> You Have</h3><ul><li>3+ years-experience in development with hand-coding advanced HTML, CSS, HTML5, CSS3, and JavaScript.</li><li>Experience developing with modern front-end tools and frameworks such, e.g. jQuery, Backbone.js, SASS/LESS, Node.js</li><li>Experience working with package manager and automation tools like npm, gulp, and grunt.</li><li>Demonstrated understanding of Responsive Web Design principles.</li><li>Proficiency in Semantic HTML Markup.</li><li>Accessibility knowledge (WCAG 2.0 Level AA).</li><li>Experience diagnosing and solving cross-browser/cross-platform issues.</li><li>Experience working with cross-functional and cross-office teams.</li></ul>Critical Mass is an equal opportunity employer that is committed to diversity and inclusion in the workplace. We do not tolerate discrimination on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. If you are an individual with disabilities who would like to request an accommodation, please reach out to accommodations@criticalmass.com .The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.comand us.greenhouse-mail.io . We will never ask you to send us money, technology, or anything else to work for our company.

Critical Mass

Intermediate Developer

Job DescriptionThe Critical Mass technology team is looking for an inspired, motivated, and experienced senior web developer to join our team. We are an experience design agency with a focus on the customer, which means that multi-discipline collaboration and prototyping are at the heart of our process.
This role will join a talented team working on Nissan and Infiniti. We're using the latest technologies including React, GraphQL, Gatsby and a clean component-based approach to deliver reusable, innovative, and responsive experiences. Web performance &amp; accessibility are also key concerns because of their respective importance to user experience and perception of a premium experience.
You Will
<ul>
<li>Collaborate with Design and UX to prototype user interactions</li>
<li>Mentor other front-end developers</li>
<li>Ensure compatibility of code across devices and viewport sizes</li>
<li>Assess and optimize page performance and WCAG compliance</li>
<li>Work with delivery team to ensure overall quality of the experience and support this with tests and documentation</li>
</ul>
You Have
<ul>
<li>Strong communication skills with a team-centric approach to discussion and decision making within a distributed team.</li>
<li>Experience building creative experiential sites with frameworks such as: Three.js, GreenSock, etc.</li>
<li>Expertise in JavaScript - specifically with ES6, and React.</li>
<li>Experience using HTML5 semantic markup, CSS3, and CSS3 &amp; code-based animation on responsive consumer-facing websites.</li>
<li>Full command of Git, the terminal, continuous deployment and integration, and other modern fundamentals.</li>
<li>Strong troubleshooting ability and technical analysis skills - web performance optimization included.</li>
<li>WCAG accessibility experience is preferred.</li>
<li>Agency experience preferred.</li>
</ul>
You May Have
<ul>
<li>WebGL/GLSL experience</li>
<li>VR/AR experience</li>
<li>Unity/Unreal</li>
</ul>
Critical Mass is an equal opportunity employer that is committed to diversity and inclusion in the workplace. We do not tolerate discrimination on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. If you are an individual with disabilities who would like to request an accommodation, please reach out to accommodations@criticalmass.com.

Senior React Developer

Job DescriptionAs a Senior Developer, you love using your extensive experience with HTML5 and CSS3 to develop cutting-edge features on responsive websites. You may not be an expert in JavaScript(yet), but you’re always looking to learn and hone your craft—with plenty of support and mentorship from your Tech Lead along the way. When it comes time to optimize reusability and performance, you understand how to take full advantage of everything HTML5 and CSS3 have to offer—including the latest in responsive grid frameworks, templating engines, and JavaScript patterns. Simply put: efficiently working across multidisciplinary teams to find solutions in all areas of web development—that’s your thing.
You Will
<ul>
<li>Use modern front-end frameworks and digital pattern libraries to rapidly prototype with code.</li>
<li>Deliver solutions that balance technical and business requirements by choosing the best mix of cutting-edge technology.</li>
<li>Work with project teams to understand business and user requirements.</li>
<li>Exercise quality control on all aspects of web development to maintain high coding standards and practices.</li>
</ul>
You Have
<ul>
<li>6+ years-experience in development with hand-coding advanced HTML, CSS, HTML5, CSS3, and JavaScript.</li>
<li>Experience developing with modern front-end tools and frameworks such, e.g. AngularJS, Backbone.js, SASS/LESS, Node.js</li>
<li>Experience working with package manager and automation tools like npm, gulp, and grunt. -Demonstrated understanding of Responsive Web Design principles.</li>
<li>Proficiency in Semantic HTML Markup.</li>
<li>Accessibility knowledge (WCAG 2.0 Level AA).</li>
<li>Experience diagnosing and solving cross-browser/cross-platform issues.</li>
<li>Experience working with cross-functional and cross-office teams.</li>
</ul>
Critical Mass is an equal opportunity employer that is committed to diversity and inclusion in the workplace. We do not tolerate discrimination on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. If you are an individual with disabilities who would like to request an accommodation, please reach out to accommodations@criticalmass.com .

Critical Mass

Critical Mass jobs for JavaScript developers

Critical Mass

Intermediate Developer

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Critical Mass

Senior React Developer

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Critical Mass

Developer, Front End, React

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