File versioning should be able to restore the previous version of the file.Users should be able to share files and folders with other users.Users should be able to upload and download their files from any device.Here, we need to ask as many questions as we need to ask the interviewer. Discuss the requirementsīefore we start designing any system, we will make all our assumed functional and non-functional requirements clear with the interviewer. There is a step-by-step guide for the system design interview. Analyzing the problem and discussing the approach will give the interviewer a perspective about how are you going to design the system. Here, we will be concentrating on designing a Dropbox in 45 minutes.īefore starting with the interview, one must not directly jump onto technical aspects and details, the idea must be to discuss high-level ideas about designing any such system.

In this article, we are taking the reference of Dropbox, but a similar approach applies to Google Drive, One Drive as well. we will go through an overview of how we can approach design such a huge system in a matter of just 45-60 minutes. It’s a good interview question for system design interviews, as it will require an understanding of scalability, concurrency, file storage, caching, etc. All of us use file hosting services almost daily to upload, share, edit files and important documents. In this blog let’s understand the architecture design of how file storage systems like Google Drive or DropBox works.

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