Twitter/X Software Engineer System Design Questions
8+ questions from real Twitter/X Software Engineer System Design rounds, reported by candidates who interviewed there.
What does the Twitter/X System Design round test?
The Twitter/X system design round assesses a candidate's ability to architect scalable systems. Software Engineer candidates are typically asked to design a large-scale service or platform from scratch, covering database choices, API design, scaling strategy, and failure modes.
Top Topics in This Round
Twitter/X Software Engineer System Design Questions
Should you apply for Senior SWE with no system design experience?
Hey guys. Russian dev looking to jump ship here. I have 9 YOE with a navy defence contractor company. I've been approached by some European recruiters and all of them are inviting to interviews for a
1 system design question to learn the most important concepts
I'm gonna start preparing for system design interviews but there's so much to learn. I'd like start with one problem and understand all the pieces involved really well. What's the best system design p
If you’re past the System Design beginner grind, what’s the ONE piece of advice you’d give to someone starting out?
Hey folks, I’ve seen a lot of engineers (myself included at one point) feel completely lost when starting with system design interviews. The problem isn’t lack of resources — it’s actually the opposit
Cloudflare interview experience
Status: 4 YOE Position: Software engineer Location: Remote, US Date: July, 2024 TPS: 3 sum extending to 4 sum Coding Round: I was asked to complete the below function for different cases: 1. Global count to check...
Picking up System Design
I’m a few years into my career and am in a semiconductor firmware team that’s working extremely low level. I’ve started looking to move on and while doing the leetcode grind, it dawned on me that I’m
Is it just me or are system design interviews very...inconsistent in their format and depth?
Over the last several years I've done a bunch of technical interviews for Senior SWE roles, and have frequently found myself in a \~1hr system design interview at some point in the process. This is th
I'm at a small startup. We're growing (hooray) and need to hire more engineers. As we design the interview process, I'm \_really\_ hoping to avoid 1337code nonsense. We're trying to hire experienced c
Client-Server Communication: System Design Interview
Design a RPC based system for Client-Server communication. We have already released thousands of clients(mobile devices) to customers and they cannot be modified. There is a queue between...
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