Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
Thorough understanding of React.js and its core principles
Experience with popular React.js workflows (such as Flux or Redux)
Familiarity with newer specifications of EcmaScript
Experience with data structure libraries (e.g., Immutable.js)
Knowledge of isomorphic React is a plus
Familiarity with RESTful APIs
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