American Express Careers

Senior Engineer - React.js UI

Phoenix, Arizona
Digital Commerce Technology

Apply Get Referred

Job Description


Company Introduction

On the Enterprise Architecture team within a Fortune Top 100 company, you will be challenged to think, vision, and execute a level of innovation that will challenge you every single day. We will ask you to lead others through example and influence, to inspire change at massive scale. If this sounds like an amazing opportunity, it is. If this sounds like a place you can make your mark and elevate yourself and those around you, then we want to talk to you.

Job Description

Now for the gritty details - We are currently looking for a phenomenal JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will align and coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a dedication to collaborative problem solving, sophisticated design, and quality product is important.


  • Developing new user-facing features using React.js
  • Building reusable components and front-end libraries for future use
  • Translating designs and wireframes into high quality code
  • Optimizing components for maximum performance across a vast array of web-capable devices and browsers
  • Ability to take User Interface Mockups and craft beautiful and functional experiences




  • You should have a strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
  • You need a deep understanding of React.js and its core principles
  • Having proven experience with popular React.js workflows and state management libraries such as Flux or Redux is required
  • A well-rounded familiarity with newer specifications of ECMAScript
  • Proven experience with data structure libraries (e.g., Immutable.js)
  • Having knowledge of isomorphic React is a plus
  • Having familiarity with RESTful APIs is a must
  • Knowledge of modern authorization mechanisms, such as JSON Web Token
  • Familiarity with modern front-end build pipelines and tools
  • Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
  • Ability to understand business requirements and translate them into technical requirements
  • A knack for benchmarking and optimization
  • Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
  • Familiarity with GraphQL and Couchbase is a plus
  • Being comfortable and proficient in a dynamic, agile team environment
Employment eligibility to work with American Express in the U.S. is required as the company will not pursue visa sponsorship for these positions.

ReqID: 18010913
Schedule (Full-Time/Part-Time): Full-time
Date Posted: Dec 13, 2018, 12:43:47 PM
Apply Get Referred