IT - Front End Developer

Position Summary/Job DescriptionThis is a senior front-end React developer role, which will likely entail mostly web development but potentially some mobile development, as well. Strong JavaScript skills are essential, but knowledge of back-end technologies and patterns is also valuable. The developer will be expected to demonstrate the following qualities in addition to completing their development work:Strong technical communication skills.Ability to work as a part of a team of engineers.Willingness to develop a deep understanding of complex business domains.Friendly and cooperative demeanor.Ability to handle high-stress situations such as urgent bug fixes in production.Top Skills and Experience RequiredJavaScript: 6+ years.CSS: 4+ years.React: 2+ years.Jest or other testing framework: 1+ year.Webpack: 1+ year.Preferred/Nice to Have SkillsReact Native: 1+ year.Babel: 1+ year.Redux: 1+ year.LESS/SASS: 1+ year.ESLint: 1+ year.Jenkins: 1+ year.Prescreening Questions : Must be submitted on resume, no exceptions!In your own words, explain the differences between React hooks and lifecycle methods.How do you decide when to use a state management tool (e.g., Redux) in your app? When using one, is there any data you store in other places, and why?In your own words, describe how promises work. How is async/await related to promises?What are factors to consider with front-end app performance? What type of tools can you use to measure performance? Give an example of a performance optimization you have made (or could have made) in the past.Describe a piece of JavaScript code or CSS styling that you felt proud of, and why.Interview Process OverviewThere may or may not be a 30-minute phone pre-screen interview conducted initially; this will depend on the volume and quality of the applications. After or in place of that, a 60-minute interview will be conducted. The interview will include a verbal session for approximately 20 minutes and then a HackerRank test for the remaining 40 minutes. The candidate will use their own computer for the HackerRank test.Local candidates only.

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