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by manishsharan 651 days ago
>> What large corporation would ever sign up to that?

Speaking of the banking sector, we are migrating our workloads to the public cloud as it allows us to be nimble and responsive to business needs. And we are getting a highly resilient and robust IT infrastructure that we could not implement on our own without having a very high headcount and associated bureaucracy.

As long as you are not using proprietor technologies e.g DynamoDB or GCP Firebase etc., you stack can be migrated from one cloud to another. It wont be easy or painless but it wont be impossible either.

2 comments

> as it allows us to be nimble and responsive to business needs

Speaking of the banking sector, I doubt the server is what's slowing things down.

Thus the second sentence :

> that we could not implement on our own without having a very high headcount and associated bureaucracy

> Thus the second sentence :

Thus, I rather they fix the real problem than outsourcing 1/2 of it. Without the servers the problem is still there - in DevOps, development, etc.

>It wont be easy or painless but it wont be impossible either.

With data egress costs, all the security infrastructure built up is all bespoke to a provider, not to mention engineers relearning the new provider's APIs and all its warts. The cost would be HUGE. Would be something that would go to a board for approval.

$2-5M and 1.5 years of time is all it takes.

The biggest problem is getting everyone aligned, designing a plan with minimal rework, and being able to hire incredible talent that is going to cost far more than most companies are willing to accept.

For most companies they'll try with their existing talent and it'll be +5 years and an absolute failure.

And the very sizable opportunity cost of the engineering time spent on that project and not in anything more pressing. If your platform team has nothing better to do then I guess that's 1.5 years well spent, but if they have nothing better to do I have some questions about your company's engineering decisions.
So, its not impossible to move clouds, it's just better to buy a smaller bank on the other cloud if you want the move to actually succeed.