Why is maintaining custom CRM integrations so much work?
Custom CRM integrations require constant manual maintenance like rotating API keys twice a year, tracking newsletter deprecation notices, and handling complex transitions from legacy apps to service keys. This ongoing overhead drains developer time and makes building custom connections much less straightforward than expected.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1Avoiding key rotations if keys are not exposed
- 2Delaying transitions to new key types until strictly necessary
- 3Relying on modern APIs to minimize breaking changes
- 4Tying connections to multiple objects so that the integration can work with similar objects in both systems (e.g., Company to Customer, Contact to Contact, Deal to Sales Order).
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“I’m working on an integration that connects our deals in HubSpot to the orders in our e-commerce system that can be attributed to those deals. It’s proving to be far less straightforward than I originally thought and I’m curious if we’re the only ones.”source ↗
“I maintain a custom HubSpot integration for one client and have been reading this sub to understand what is normal versus one-off.”source ↗
“since I'm rotating API keys twice a year for this client, consuming the HubSpot developer newsletter for deprecation notices, and doing maintenance like the transition from Legacy Apps to Service Keys, I am willing to expand the feature set to increase my opportunity.”source ↗