JavaScript engineer

Minimum Qualifications:

• Ability \& aptitude for solving complex problems with simple solutions

• Forward thinking that anticipates the needs of our users \& the enterprise

• Communication skills to teach users, both in writing and speaking

• Open-source mindset, understanding of how/when to split functionality into reusable libs that can benefit the whole OSS community beyond the enterprise

• Strong proficiency in JavaScript, Node.js, TypeScript, \& React, including DOM manipulation and the JavaScript object model

• Knowledge of Accessibility and Web Standards

• Understanding of React and its core principles

• Familiarity with newer specifications of ECMAScript

• Experience with common JavaScript development tools such as Babel, Webpack, NPM, yarn, etc.

• Experience writing automated tests including unit, integration, visual and performance testing.

• Ability to understand business requirements and translate them into technical requirements

• Ability to perform benchmarking and optimization

Preferred Qualifications:

• Experience architecting \& building and high performance, high quality software designed for enterprise capacity

• Has existing OSS contributions or created libraries that work outside of their application

You’ll do more than the expected. You’ll do the unexpected. One App is the open source, enterprise web framework that powers American Express’s digital experiences. It’s a fresh take on web application development which consists of a Node.js server that serves up a single page app built using React components and makes use of Holocron, our open-source library for building and composing micro frontends) to allow for code splitting via independently developed, tested, and deployed Holocron Modules (micro frontends).

How will you make an impact in this role? Our goal is to provide a web application framework for building fast, scalable, secure, and modular experiences. Leaving the tooling to us so our users can focus on what matters - delivering performant, maintainable digital experiences.