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Senior UI Developer (React)

Location: Toronto

Job ID: 39174

Job Description

Requirement:

  • 3+ years of experience with React.js and its core principles and React ecosystem JSX of react components life cycle – React versions 16 and above

  • 3+ years of experience with popular React.js workflows (such as Flux or Redux) and data 3+ years of experience and Strong proficiency in JavaScript Fundamentals, HTML5, CSS3, SCSS, and newer specifications of EcmaScript (ES6+), including DOM manipulation and the JavaScript object model

  • 2+ years of experience (1 or 2 recent projects) on front end optimization techniques such as Lazy Loading, code splitting and memoization to improve front end performance, Asynchronous Module Definition, Callback and Promises, Closures, Image Compression

  • 2+ year experience and good knowledge of NodeJS (Yarn) to NPM registry libraries/packages.
    Experience with writing unit tests with JEST, React Testing Library, Playwright test, Cypress Testing – strong preference

  • Strong working experience building for mobile web (such as Mobile First, Responsive and PWA)

  • Experience with front office Financial Industry is a plus, but technology experience will be prioritized

  • Advanced knowledge of Webpack 5+ and Babel configure to build React projects to improve/optimize UI performance.

  • Familiarity with RESTful APIs, GraphQL and ExpressJS framework

  • Experience with Continuous Development or Continuous Integration is a plus

  • Experience and knowledge of isomorphic React and babel React webpack are pluses

  • Knowledge of modern authorization mechanisms, such as JSON Web Token are a plus

  • Experience with code versioning tools such as Git, Bitbucket

  • Familiarity with modern front-end build pipelines and tools

Contact Us

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Tel. (+1) 647-865-2985

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