Senior UI Developer

Foster City, CA

Posted: 08/29/2019 Employment Type: Permanent Job Category: Engineering Job Number: 14143
Blackstone Technology Group, an award-winning technology consulting and talent agency is seeking a Senior UI Developer to join our team at our client s site in Foster City, California.

Responsibilities: We are seeking a Senior Frontend Developer, who is enthusiastic and quick to learn, and who can:

  • Build awesome web experiences using Web Components.
  • Build in flexibility and customization from the start.
  • Internalize the user and promote good usability and accessibility in every experience.
  • Be nimble and react quickly to changing business conditions.
  • Work with product managers, UX, QA engineers and release engineers to own your solution from development to production.

Required Skills/Experience

  • Minimum 5 years of experience developing frontend applications.
  • Strong proficiency in JavaScript / ES6, including DOM manipulation and the JavaScript object model. Expert Level with Responsive Design, HTML5, CSS3, and JavaScript (ES2015+).
  • Strong understanding of OOP and Functional JS.
  • Experience with Webpack, Gulp, Babel, and Rollup.
  • Experience developing and deploying applications enhanced with Progressive Web Application (PWA) technologies.
  • Experience building single page applications.
  • Strong front-end debugging skills.
  • Experience in unit testing code with JEST / enzyme / Jasmine / Karma / Mocha / Chai.
  • Strong team player who values collaboration, innovation, and inclusion.
  • A constant desire to grow, learn, and explore new things.
  • Passionate about developing amazing user experiences.
  • Strong written and verbal communication skills.

Great to Have Skills

  • Working knowledge of Web Components, Shadow DOM, Templates.
  • Experience working on UI Frameworks.
  • Experience with Redux.


  • MS/BS in Computer Science (or equivalent experience).

Blackstone is a global IT services and solutions firm that implements digital transformation solutions across commercial industry verticals and the US Federal Government. Blackstone was founded in 1998, and has offices in San Francisco, Denver, Houston, Colorado Springs, and Washington, DC. We specialize in IT staffing and place both technical and creative talent across a variety of industries and sectors.

EOE of Minorities/Females/Veterans/Disabilities
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