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1764 points fatihky | 5 comments | | HN request time: 0s | source
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DannyBee ◴[] No.12701869[source]
FWIW: As a director of engineering for Google, who interviews other directors of engineering for Google, none of these are on or related to the "director of engineering" interview guidelines or sheets.

These are bog standard SWE-SRE questions (particularly, SRE) at some companies, so my guess is he was really being evaluated for a normal SWE-SRE position.

IE maybe he applied to a position labeled director of engineering, but they decided to interview him for a different level/job instead.

But it's super-strange even then (i've literally reviewed thousands of hiring packets, phone screens, etc, and this is ... out there. I'm not as familiar with SRE hiring practices, admittedly, though i've reviewed enough SRE candidates to know what kind of questions they ask).

As for the answers themselves, i always take "transcripts" of interviews (or anything else) with a grain of salt, as there are always two sides to every story.

Particularly, when one side presents something that makes the other side look like a blithering idiot, the likelihood it's 100% accurate is, historically, "not great".

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ozgung ◴[] No.12702650[source]
So you're saying Google's recruiters don't tell what position they are interviewing for and that they found a 20+ years experienced engineering manager holding patents on computer networking under-qualified for an ordinary site maintenance position. Well, that sounds like a dumb recruitment process.
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rb2k_ ◴[] No.12702973[source]
> they found a 20+ years experienced engineering manager holding patents on computer networking under-qualified for an ordinary site maintenance position.

To be fair, I've interviewed people at previous companies that had patents and 15 years at IBM on their CV and completely failed even the most basic system / coding questions. (fizzbuzz style).

There are a lot of people that read great on the CV but then it turns out that they mostly kept a chair warm and organized meetings over the last decade without actually retaining any technical knowledge.

Not saying that was the case here, but it happens and it's probably worth checking people on their stated qualifications.

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johndubchak ◴[] No.12703176[source]
Perhaps that suggests you're giving them the wrong interview.
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_t0du ◴[] No.12703318[source]
Well, general interviewing (unrelated to tech) contains various amounts of "are you lying on your resume" type questions. If someone walks in with a breakdown of 10 years dev, 5 years management, they should be able to at least comfortably answer system/coding type questions. As in, if you do something every day for 10 years, you don't forget all of it in 5.

I had a candidate in a few months ago that was interviewing for Software Development Manager, so he got an initial phone screen and then a face-to-face with myself and another dev on the team he'd be managing. I was impressed with how little he knew about programming.

"Name some data structures." "What does MVC stand for?" "Name some design patterns" etc. All of which were unanswerable. Generally when it becomes clear someone was dishonest about their skillset, the ability to get hired for any position becomes impossible.

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djsumdog ◴[] No.12703503[source]
My kick-out questions:

"Could you write out what an HTTP request and response looks like on the board?"

I'm really surprised at how many people can't do this. If you've spent five years developing web, surely you've had to look at raw requests, either debugging using netcat or with wireshark or just looking at the information in the Chrome/Firefox debugger?

"What's the difference between a GET and a POST request?"

"What is the difference between a statically typed and a dynamically typed language?"

I had one candidate try to tell me Java was dynamically typed and Scala was statically typed. It was for a Scala position. They also said "statistically typed" instead of statically, even after I corrected them.

-_-

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mst ◴[] No.12703918{5}[source]
The number of web devs I've encountered who regard my ability to talk HTTP over telnet as black magic makes me sad.
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1. lazaroclapp ◴[] No.12704548{6}[source]
In all fairness, if you can talk normal HTTP 1.1 over telnet with some service, someone configured TLS wrong ;) And if you can talk HTTPS over telnet unassisted... well, I am truly impressed.
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2. micaksica ◴[] No.12705236[source]
There's always openssl s_client
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3. seanp2k2 ◴[] No.12706883[source]
Yep, and when devs watch me key in the s_client pipe to OpenSSL to dump the cert info it's like I've become Neo and entered bullet time. I guess they don't need to know this stuff, but trying to do things like editing a hosts file in OSX, flushing dns, opening an incognito tab, looking at the SSL cert through the GUI, manually comparing it to one in an editor....vs a pretty short one-liner with curl or OpenSSL and a diff....I guess I'm either biased or lazy. I also almost never get asked WTF I just did, just a "wow, thanks" at most.

A previous employer had a sysadmin wiki. We call it Devops now, but I really liked working with the plain-text files of Dokuwiki there. Confluence is good for some things, but as a notebook of shell snippets and when to use them, it's not great.

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4. micaksica ◴[] No.12709795{3}[source]
> I also almost never get asked WTF I just did, just a "wow, thanks" at most.

Asking "wtf did you just do" is responsible for probably 1/5 to 1/4 of the professional knowledge I have today. It's sad that many people ignore that people will often teach you their little tricks if you ask.

5. recursive ◴[] No.12797680[source]
What? HTTP 1.1 doesn't require TLS.