Backend Software Engineer Interview Questions

2,339 backend software engineer interview questions shared by candidates

The recruiter call started with a simple "tell me about yourself" and we talked about who I am / why I was interested in Clerkie, as well as what stage they're at now. Seems like an exciting time and they're definitely looking to expand and grow right now!
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Backend Software Engineer

Interviewed at Clerkie

4
Dec 2, 2025

The recruiter call started with a simple "tell me about yourself" and we talked about who I am / why I was interested in Clerkie, as well as what stage they're at now. Seems like an exciting time and they're definitely looking to expand and grow right now!

Notifications have to be sent through a SMTP Cluster, which has limit capacity of 1000/second. Ordering system requires latency below 5 seconds, and has peak TPS 500/second. Ship confirm requires latency below 24 hours, and has peak TPS 500/second. Flash sales requires latency below 2 hours, need to be sent 2/3 times per week, 1MM customers each time. Invoicing requires latency below 72 hours; Peak TPS 500/second
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Backend Software Engineer

Interviewed at Clipboard

3.7
Jun 26, 2024

Notifications have to be sent through a SMTP Cluster, which has limit capacity of 1000/second. Ordering system requires latency below 5 seconds, and has peak TPS 500/second. Ship confirm requires latency below 24 hours, and has peak TPS 500/second. Flash sales requires latency below 2 hours, need to be sent 2/3 times per week, 1MM customers each time. Invoicing requires latency below 72 hours; Peak TPS 500/second

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