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      Jet

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      Platform Engineer Interview

      18 Jul 2016
      Anonymous interview candidate
      Hoboken, NJ
      No offer
      Positive experience
      Difficult interview

      Application

      I applied through a recruiter. The process took 2 weeks. I interviewed at Jet (Hoboken, NJ) in Jul 2016

      Interview

      Applied through a recruiter. I had 2 Phone interviews with different engineers at Jet. Both were very similar. I described projects that I had worked on and then they asked technical/coding questions - Interviewers were very pleasant and worked with me on questions I wasn't 100% sure of the answer. Was very open about the technology and work environment at jet.com

      Interview questions [5]

      Question 1

      Write Factorial using Tail Recursion
      1 Answer

      Question 2

      Describe internals of Garbage Collection
      Answer question

      Question 3

      Describe how you would implement Undo, Redo in a text editor
      1 Answer

      Question 4

      parse a char array of prefix notation [2,3,6,*,+] = (3*6)+2 only need to support +-*/ . don't validate assume correct order of operations
      1 Answer

      Question 5

      Receive input:[7,8,9,10,4,5,6,1,5,7] Output a string that converts contiguous numbers to a range. Sample "7-10,4-6,1,5,7"
      Answer question
      4

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