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Senior UI Developer

Square Hiring

 

Austin, TX, USA

Posted On: 3 days ago
Experience: 5+ years
Availability: Hybrid
Openings: 1
Category: Senior UI Developer
Tenure: Contract - Corp-to-Corp
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Description

You will build and optimize front-end web applications, turning design concepts into fully working products with minimal supervision.

This role is on-site.

Responsibilities

  • Develop high-performance, scalable JavaScript code and reusable components.
  • Integrate front-end interfaces with backend web services using JSON and AJAX.
  • Rapidly prototype design concepts and iterate based on business requirements.
  • Identify and fix JavaScript and CSS defects to ensure pixel-perfect cross-browser compatibility.
  • Establish coding standards and snippets for the development team.

Required Skills

  • 8-10 years of experience in end-to-end web application development.
  • Advanced proficiency in JavaScript and TypeScript.
  • Strong experience with HTML5, CSS3, and cross-browser development.
  • Hands-on experience with Angular, StencilJS, or Web Components.
  • Proficiency with JSON, JSONP, and AJAX for web services integration.
  • Bachelor's degree in Computer Science or related field.
  • Ability to work independently and communicate effectively.

Preferred Skills

  • Experience with Foundation or similar CSS frameworks.
  • Strong eye for detail and user experience optimization.

Education

Bachelor's degree

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