andreyka26_se
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Hey, I'm software engineer at Microsoft, with 8+ years of experience. Here we are talking about F(M)AANG big tech interviews: leetcode, system design and corpo life.

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andreyka26_se
Video message
Apple is fucking garbage company.
Like, what is your problem? This is few weeks of work max in context of big corpo, safe rollouts etc. Like really? REALLY? You cannot add small notification????
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I think this is how basically at some point you become engineer.
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Daily (138 day streak)

Happy Thursday. Very good problem, pretty easy for "mid", go and collect the coin.

https://leetcode.com/problems/maximize-happiness-of-selected-children/description/?envType=daily-question&envId=2025-12-25

#daily #medium
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it was third day of vibe coding....
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andreyka26_se
it was third day of vibe coding....
This bitch yesterday, was using one single react component for editing and creating some entity. And it got cycled for 1 hour into same loop:
- both edit and create forms are sending β€œPOST”, request, so edit actually creates new entity
- next cycle point, is when it just sends 2 POST requests for single create forms. Now editing form is correct

And it was for one hour.

Was using Vs code copilot, agent mode, sonnet4.
After some time, I explicitly asked to switch to 2 forms, and separately fixed them.

Besides that switched to sonnet4.5, it was much better.


Why vscode copilot? - cause for last week as Ms employee, it is free for me😁
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Daily (140 day streak)

Happy Saturday. Today is beautiful hard problem, actually can be solved with bruteforce (in some sense), but has gentle optimized solution.
Not bullshit, great hints, great editorial.

#daily #hard
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1k, nice nice.

So now I have to start something new for sure. Soon, soon, something related to system design
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Finally finished. Very mixed feeling. Gonna do a review soon, so far I would not recommend to any level engineers
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Daily (141 day streak)

Happy Sunday, easy problem, you can do bruteforce in 2 mins and enjoy the weekend, or you can try to come up with O(m + n), which is not that hard either.

https://leetcode.com/problems/count-negative-numbers-in-a-sorted-matrix/description/?envType=daily-question&envId=2025-12-28

#daily #easy
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Daily (142 day streak)

Cool daily. A bit hard to build a mental model at first, but then it is good mid.

Hint: check the second example and constraints that this cannot be solved greedily.

https://leetcode.com/problems/pyramid-transition-matrix/description/?envType=daily-question&envId=2025-12-29

#daily #medium
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Tomorrow officially LAST WORKING DAY for Microsoft. Last training in my gym, last time I'm playing in music room.


Will record the office, so that I have some memories, will post something here for sure.
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Today.

And tomorrow packing my stuff fully and that would be it…
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