Few years ago, I was asked to design a system that handles large file uploads in an interview. I was a mid-level software engineer and hadn’t tackled this problem before.

I had only used applications that handled file uploads like Gmail, Instagram etc. Since the user experience is seamless, I thought the problem would also be simple.

So, I went to the drawing board, sketched a couple of APIs, and boxes and told the interviewer that I am done. I found that it’s been only 10 minutes sin