2019，地点SF，5月，岗位fullstack
第一轮: interviewer: 前端美国小哥
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last project(very detailed)
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how do you decide to use redux
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coding: write a function to change [a, [b, [c, d], y, k], ] into [a, b, c, d, y, k, i]
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coding follow up 1: use another way instead of recursion
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coding follow up 2: if this array is infinite nested, such as [1, [2, [3, [4, [5, […]]]]]]]]].
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coding follow up 3: still an infinite nested array, how do you track the depth of nested array
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how do you use closure in production
第二轮: interviewer: 两后端大哥，美国人+国人大哥
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a challenge part of previous project, not just last project
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if front-end part doesn’t match back end API, how to solve
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backend feed data issues
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how do you implement user login authentication
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write the work flow how JSON web token works
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how do you implement protected routing
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if logged in, there is default 3 tabs inside protected page, and there are two kind of user, one is manager, another is employees, how do you implement that to make those 3 tabs visible to manager, but only 2 tabs visible to employees when they are logged in.
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coding 1: implement a function to get the data from backend, and date should be from last 6 months to current time.
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coding 2: write the code to implement a searching bar(each character we typed will make http request without delay) , also write the part for state change logic
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which component life cycle deal with http request
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difference between setState() and this.forceUpdate()
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CSS: how to use Flex box to do responsive design
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how do you do automation test in last project
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第三轮: interviewer（manager美国大叔）:
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introduce last project daily work flow
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coding: there is a clock with hour hand and minute hand, it is dynamic,write a function to show the angle between minute hand and hour hand in sync.
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how do you do code review