Senior Net Developer Interview Questions

1,052 senior net developer interview questions shared by candidates

Latest version of .net core Difference between ado.net and entity framework Http codes for logical issues Suppose you have a table A and create the same structure of table A as table B only structure how to do Dataset vs datatable You have excel sheet with 1lak data and I want to get that sheet in sql Indexes in sql Composite key Candidate key Function overloading difference between Covert.tostring and tostring
Mar 31, 2025

Latest version of .net core Difference between ado.net and entity framework Http codes for logical issues Suppose you have a table A and create the same structure of table A as table B only structure how to do Dataset vs datatable You have excel sheet with 1lak data and I want to get that sheet in sql Indexes in sql Composite key Candidate key Function overloading difference between Covert.tostring and tostring

1- What do you do in your current role and position? 2- How large is your team? 3- How is the release process in your project? How is your project going to be live for your customers? 4- After the release and going to live with your project, how you are sure everything works well? How do you check it? 5- How is the process of merging a merge request in your team? 6- Why you are interested in Lodgify? 7- Why you are leaving your current job? 8- What is the difference between integration tests and unit tests and when do we use each of them? 9- How many unit and integration tests you would write for a solution? 10- What are the downsides and upsides of using Microservices? 11- What do you know about SOLID abbreviation? (tell me about open/closed, what does it mean in reality? give an example) 12- How does the Garbage collector work in .Net? 13- Do you know async\await? How does the .Net handle it? 14- Do you have experience with performance optimization and memory leaks?
avatar

Senior Backend Developer (.NET/C#)

Interviewed at Lodgify

4.3
Nov 29, 2023

1- What do you do in your current role and position? 2- How large is your team? 3- How is the release process in your project? How is your project going to be live for your customers? 4- After the release and going to live with your project, how you are sure everything works well? How do you check it? 5- How is the process of merging a merge request in your team? 6- Why you are interested in Lodgify? 7- Why you are leaving your current job? 8- What is the difference between integration tests and unit tests and when do we use each of them? 9- How many unit and integration tests you would write for a solution? 10- What are the downsides and upsides of using Microservices? 11- What do you know about SOLID abbreviation? (tell me about open/closed, what does it mean in reality? give an example) 12- How does the Garbage collector work in .Net? 13- Do you know async\await? How does the .Net handle it? 14- Do you have experience with performance optimization and memory leaks?

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