Vikash Singh

11+ Years in Tech | Backend | System Design | AI | Building, learning & sharing daily |
Building |
DM For Collab & work

[Vikash Singh @code_bytein]

Backend Interview Question:

if (!user.isBanned) {
allowLogin();
}
A banned user logs in successfully.
No code changes. No database changes.
How? 🤔

[Vikash Singh @code_bytein]

@factualmann Every startup behaves like this now a days

[Vikash Singh @code_bytein]

Backend Interview Question:

Your API returns 200 OK.
But the data never reaches the database.
Where do you start debugging?

[Vikash Singh @code_bytein]

Backend Interview Question:

Your API returns 200 OK.
But the data never reaches the database.
Where do you start debugging?

[Vikash Singh @code_bytein]

@devXritesh Race conditions, double redemption, overspending the promo budget, DB lock contention, cache stampedes, and payment inconsistencies.

[Vikash Singh @code_bytein]

@Gamingtronium @alltokenai This looks crazy

[Vikash Singh @code_bytein]

@NehraWorkss Leave the macbook and start selling coffee

[Vikash Singh @code_bytein]

@factualmann If apple makes it , it's going to be the best and most expensive one

[Vikash Singh @code_bytein]

@AnupamHaldkar Switch case be like- main tabhi aata hoon jab conditions ki jagah choices ho 😌

[Vikash Singh @code_bytein]

@Taniyatweets_ Never used one .. 🙂

[Vikash Singh @code_bytein]

@dev_nexus2011 Connected ... Cfbr

[Vikash Singh @code_bytein]

@NehraWorkss 😂

[Vikash Singh @code_bytein]

@neerajjj6785 I think Marketer has the edge

[Vikash Singh @code_bytein]

@adahstwt Go

[Vikash Singh @code_bytein]

@SourabhGurwani Absolutely, development is easy but distribution is key to success

[Vikash Singh @code_bytein]

@stym_kushwaha10 Hey

[Vikash Singh @code_bytein]

@devXritesh Congrats 🎉🥳

[Vikash Singh @code_bytein]

@ParmarShantun Engineers are paid to solve business problems, not win architecture contests.

[Vikash Singh @code_bytein]

@CodeWithAmann Great story 👏

[Vikash Singh @code_bytein]

@NehraWorkss Try telling that to someone building on an M4 ipad pro😏

[Vikash Singh @code_bytein]

Unpopular opinion:
The laptop is dying and nobody wants to say it out loud.
Tablets + keyboards are faster, lighter, and cheaper.
In 3 years, carrying a laptop will feel like carrying a briefcase. 💀

[Vikash Singh @code_bytein]

@CaptainInsightX Proof that one developer with a great idea can change the internet,🐐 Nginx wasn't built by a team of thousands it started as one engineer solving a real problem