Software Engineer Backend Interview Questions

2,349 software engineer backend interview questions shared by candidates

1. Screening Why BlockFi? What are you looking for in a job at this time? The recruiter was extremely nice, he was candid when talking about how the culture of the company is evolving as they grow. 2. Technical interview: Basic Elixir and OTP questions ("what's the pipe operator for?", "what are BEAM processes useful for?") and as the interview progressed, system design ones (caching, API rate-limiting, handling load spikes, error mitigation in production and designing for limits in external providers). 3. They decided to stop the process before the chronological interview.
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Software Engineer, Backend

Interviewed at BlockFi

3.9
Jul 13, 2021

1. Screening Why BlockFi? What are you looking for in a job at this time? The recruiter was extremely nice, he was candid when talking about how the culture of the company is evolving as they grow. 2. Technical interview: Basic Elixir and OTP questions ("what's the pipe operator for?", "what are BEAM processes useful for?") and as the interview progressed, system design ones (caching, API rate-limiting, handling load spikes, error mitigation in production and designing for limits in external providers). 3. They decided to stop the process before the chronological interview.

Given a basic file storage system that has a slow but large disk storage, and a small but fast memory, How would you utilize the memory to improve runtime. Multithreading, When to use threads vs processes. TCP vs UDP TLS/SSL What you know about Docker/containers and container networking.
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Backend Software Engineer

Interviewed at Matroid

4.8
Jan 20, 2022

Given a basic file storage system that has a slow but large disk storage, and a small but fast memory, How would you utilize the memory to improve runtime. Multithreading, When to use threads vs processes. TCP vs UDP TLS/SSL What you know about Docker/containers and container networking.

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