HackerReposA FIELD GUIDE TO OPEN SOURCE
ProSponsor the shelf♧ 0
← Back to top all-time
donnemartin
system-design-primer
Python2017–2026
donnemartin / system-design-primer

system-design-primer

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

60Distinct people
68Mentions
3Explicit recommenders
377.7KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

GitHub

Where it is used

No documented product use was verified in the last source check.

What people are saying

Ah sorry about that. I think my comment came off as a bit rude after reading it back to myself. Backend development means so much nowadays I think it would be hard for someone…

willmeyers used a recommendation phrase. 3 indexed comments match. This is a phrase match, not a verdict.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

Mentioned in the same Hacker News threads. That is not proof they are substitutes.

This week on Hacker News

Nov 8–Nov 15 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/15/2026, 7:24:48 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by year68 dated mentions

Observed mentions: 2017-03-09 09:53:27 UTC to 2026-09-01 20:08:01 UTC.

0510152017-01-01 00:00:00 UTC to 2018-01-01 00:00:00 UTC (exclusive): 7 mentions; 5 submissions, 2 comments20172018-01-01 00:00:00 UTC to 2019-01-01 00:00:00 UTC (exclusive): 6 mentions; 2 submissions, 4 comments2019-01-01 00:00:00 UTC to 2020-01-01 00:00:00 UTC (exclusive): 12 mentions; 2 submissions, 10 comments2020-01-01 00:00:00 UTC to 2021-01-01 00:00:00 UTC (exclusive): 13 mentions; 1 submissions, 12 comments2021-01-01 00:00:00 UTC to 2022-01-01 00:00:00 UTC (exclusive): 6 mentions; 3 submissions, 3 comments20212022-01-01 00:00:00 UTC to 2023-01-01 00:00:00 UTC (exclusive): 14 mentions; 1 submissions, 13 comments2023-01-01 00:00:00 UTC to 2024-01-01 00:00:00 UTC (exclusive): 5 mentions; 2 submissions, 3 comments2024-01-01 00:00:00 UTC to 2025-01-01 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 comments2025-01-01 00:00:00 UTC to 2026-01-01 00:00:00 UTC (exclusive): 1 mentions; 1 submissions, 0 comments2026-01-01 00:00:00 UTC to 2027-01-01 00:00:00 UTC (exclusive): 3 mentions; 1 submissions, 2 comments. Incomplete calendar period.2026*

* An incomplete calendar period is marked with an outlined bar. Its count is not directly comparable with a full period.

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
20172017-01-01 00:00:00 UTC2018-01-01 00:00:00 UTC752
20182018-01-01 00:00:00 UTC2019-01-01 00:00:00 UTC624
20192019-01-01 00:00:00 UTC2020-01-01 00:00:00 UTC12210
20202020-01-01 00:00:00 UTC2021-01-01 00:00:00 UTC13112
20212021-01-01 00:00:00 UTC2022-01-01 00:00:00 UTC633
20222022-01-01 00:00:00 UTC2023-01-01 00:00:00 UTC14113
20232023-01-01 00:00:00 UTC2024-01-01 00:00:00 UTC523
20242024-01-01 00:00:00 UTC2025-01-01 00:00:00 UTC101
20252025-01-01 00:00:00 UTC2026-01-01 00:00:00 UTC110
2026 (partial)2026-01-01 00:00:00 UTC2027-01-01 00:00:00 UTC312

What Hacker News says

7 sources
I'm just a little over a year out of school myself, so I'm far from an expert, but happy to share some things that come to mind. I haven't had a chance to look through it in-depth yet, but this looks pretty interesting: https://github.com/donnemartin/system-design-primer As far as things that have had an important impact in my learning path, I do have a few Ruby books I really like (the key here is to get your hands dirty with code as you read along): - https://www.amazon.com/Ruby-Under-Microscope-Illustrated-Int... - https://www.amazon.com/Metaprogramming-Ruby-Program-Like-Fac... - https://gumroad.com/l/rebuilding_rails I think reading about (and looking at the code) for things you use and trying to understand how they work under the hood has been super useful: http://aosabook.org/en/index.html Having smart people around to learn from is
Read the rest
extremely helpful too. Happy to chat more if you'd like. Just drop me a line: connor[at]opendoor[dot]com
In The Stack That Helped Opendoor Buy and Sell Over $1B in Homes

MAKE YOURSELF AT HOME

A few shortcuts

/
Search the collection
?
Open this guide
Esc
Close dialogs and navigation

Your saved repositories and interests stay in this browser.