Full Stack Web Developer Interview Questions

1,376 full stack web developer interview questions shared by candidates

create a react app in CODESANBOX which takes an input from user converts it to ascii add 10 to it convert that ascii to character and console it. (such a child's play question was asked and they rejected me for this, just to make you understand how trivial it was they gave me to build apple itunes in react assignment and ola/uber in node.js as an assignment, it should get driver near by to it's pickup location.) i applied Great Circle Distance formula just google it and compare this from the ascii one question
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Full Stack Web Developer

Interviewed at Wednesday Solutions

3.5
Oct 15, 2020

create a react app in CODESANBOX which takes an input from user converts it to ascii add 10 to it convert that ascii to character and console it. (such a child's play question was asked and they rejected me for this, just to make you understand how trivial it was they gave me to build apple itunes in react assignment and ola/uber in node.js as an assignment, it should get driver near by to it's pickup location.) i applied Great Circle Distance formula just google it and compare this from the ascii one question

Home assignment: given basic skeleton of front with simple table (react), server (express) and mongo db: build virtual scrolling support for 20,000 records in db. Load dynamically to dom only whats necessary, handle caching in client only for relecant recent data, support live updates in db to reflect in table (sockets implementation)
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Full Stack Web Developer

Interviewed at Moon Active

4
Nov 7, 2025

Home assignment: given basic skeleton of front with simple table (react), server (express) and mongo db: build virtual scrolling support for 20,000 records in db. Load dynamically to dom only whats necessary, handle caching in client only for relecant recent data, support live updates in db to reflect in table (sockets implementation)

Interview process starts with writing a function, in this function you will have to find elements in array which are duplicates and have to return the number of count of duplicate elements. Design for pizza store with robots
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Full Stack Web Developer

Interviewed at Cimpress

4
Jun 18, 2020

Interview process starts with writing a function, in this function you will have to find elements in array which are duplicates and have to return the number of count of duplicate elements. Design for pizza store with robots

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