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Product Developer Interview Questions

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1,049 product developer interview questions shared by candidates

SQL Injection, Mybatis, java equals and == difference, fizzbuzz code, design patterns, oops concepts with real life examples, joins, 2-3 complex queries online. Input output in angular, routing in angular, ngrx, rxjs, subject vs behavioursubject vs replaysubject , stackblitz example to toggle text color on button click, unit testing questions, scenrio based debug questions, if you had to build a calculator what language you would use and how long would it take you
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Senior Product Software Engineer

Interviewed at Wolters Kluwer

3.7★
Mar 13, 2025

SQL Injection, Mybatis, java equals and == difference, fizzbuzz code, design patterns, oops concepts with real life examples, joins, 2-3 complex queries online. Input output in angular, routing in angular, ngrx, rxjs, subject vs behavioursubject vs replaysubject , stackblitz example to toggle text color on button click, unit testing questions, scenrio based debug questions, if you had to build a calculator what language you would use and how long would it take you

1) Tell me about yourself. 2) Questions on projects mentioned in resume. 3) Rate yourself on R and SQL. 4) What are your strengths? 5) How do you print your name in reverse order without any custom function? A: Read the string character by character and print it using a loop by decreasing the index. 6) How do you create a bar and line chart using three data columns x,y, color,z . visualization write using ggplot. a: ggplot(data=data,aes(x=x,y=y))+geom_point()+ggtitle(color) ggplot(data=data, aes( x=x,y=z))+geom_bar() 7) Pick a number between 0 to 100. If you pick the number 10,000 times and plot the result. how would the distribution look like? and what is the mean A: Normal distribution. Mean is 50 8) what is the factor that controls the width of normal distribution? a: variance
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Data Scientist/Data Analyst/Product Developer

Interviewed at Arcadis

3.9★
Oct 23, 2018

1) Tell me about yourself. 2) Questions on projects mentioned in resume. 3) Rate yourself on R and SQL. 4) What are your strengths? 5) How do you print your name in reverse order without any custom function? A: Read the string character by character and print it using a loop by decreasing the index. 6) How do you create a bar and line chart using three data columns x,y, color,z . visualization write using ggplot. a: ggplot(data=data,aes(x=x,y=y))+geom_point()+ggtitle(color) ggplot(data=data, aes( x=x,y=z))+geom_bar() 7) Pick a number between 0 to 100. If you pick the number 10,000 times and plot the result. how would the distribution look like? and what is the mean A: Normal distribution. Mean is 50 8) what is the factor that controls the width of normal distribution? a: variance

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