Senior Front-End Developer

Job Description

About the Opportunity (Role)

The Senior Front End Developer's primary responsibility is to code high- performance websites for our enterprise clients. These will include websites, mobile web apps, intranets, commerce solutions, and community sites.

Duties & Responsibilities

  • Deliver complete solutions within a realistic budget and schedule requirements.
  • Write code and develop engaging digital experiences
  • Troubleshoot development and production issues across multiple environments and operating platforms.
  • Supports the team in writing documentation and building tools to enhance productivity.
  • Update job knowledge by researching new internet/intranet technologies and software products by participating in educational opportunities, reading professional publications, maintaining personal networks, and participating in professional organizations.
  • Enhance the organization's reputation by accepting ownership for accomplishing new and different requests.
  • Lead ADA compatibility audits and development activities.
  • Technical Requirements

  • 5+ years of experience writing HTML, CSS, and JavaScript.
  • Strong experience writing semantic HTML5 markup.
  • Strong experience with CSS pre-processors (SASS or LESS).
  • Strong experience coding solutions with JavaScript (knowledge of how to manipulate the DOM, handle events, interface with REST APIs, etc.).
  • Strong knowledge of techniques and tools for performance optimization (YSlow, PageSpeed, DevTools).
  • Strong experience with source control tools (Git, SVN, etc.) and development workflow methodologies (e.g., git-flow).
  • Experience with Photoshop and optimizing images for the web.
  • Strong experience with browser testing and debugging. Understanding of all major browsers and the special considerations required for their various quirks.
  • Knowledge of SEO best practices.
  • Strong sense of visual design (while you may not be an expert with Photoshop or Illustrator, you still have an eye for aesthetics).
  • Strong sense of good user experience (UX).
  • Superb written and verbal communication skills.
  • Preferred Qualifications

  • 5+ years professional experience
  • WAS Certification or similar working experience.
  • Experience with at least one JavaScript framework (Angular, Ember, React, Backbone, etc.) is a plus.
  • Experience with unit testing and testing frameworks (Mocha, Chai, Jasmine, etc.) is a plus.
  • Experience writing code in at least one server-side technology (Python, PHP, .NET, Java, NodeJS, etc.) a plus.
  • Additional Information

    About Epsilon

    Epsilon is a global advertising and marketing technology company positioned at the center of Publicis Groupe. Epsilon accelerates clients' ability to harness the power of their first-party data to activate campaigns across channels and devices, with an unparalleled ability to prove outcomes. The company's industry-leading technology connects advertisers with consumers to drive performance while respecting and protecting consumer privacy. Epsilon's people-based identity graph allows brands, agencies and publishers to reach real people, not cookies or devices, across the open web. For more information, visit epsilon.com.

    When you're one of us, you get to run with the best. For decades, we've been helping marketers from the world's top brands personalize experiences for millions of people with our cutting-edge technology, solutions and services. Epsilon's best-in-class identity gives brands a clear, privacy-safe view of their customers, which they can use across our suite of digital media, messaging and loyalty solutions. We process 400+ billion consumer actions each day and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Positioned at the core of Publicis Groupe, Epsilon is a global company with more than 8,000 employees around the world. Check out a few of these resources to learn more about what makes Epsilon so EPIC:

  • Our Culture : https: // www. epsilon.com/us/about-us/our-culture-epsilon
  • Life at Epsilon : https: // www. epsilon.com/us/about-us/epic-blog
  • DE &I: https: // www. epsilon.com/us/about-us/diversity-equity-inclusion
  • CSR : https: // www. epsilon.com/us/about-us/corporate-social- responsibility
  • Great People Deserve Great Benefits

    We know that we have some of the brightest and most talented associates in the world, and we believe in rewarding them accordingly. If you work here, expect competitive pay, comprehensive health coverage, and endless opportunities to advance your career.

    Epsilon is an Equal Opportunity Employer. Epsilon's policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information, or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants needing accommodations to complete the application process.


    Job details


    Senior Front-End Developer




    United States


    June 11, 2024

    Application deadline

    November 17, 2023

    Job type



    Marketing & Sale

    About the employer

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