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HubSpot API Integration | CRM & Automation

Integrate HubSpot CRM, Marketing and Service objects including custom properties and associations.

HubSpot API integration

What is HubSpot?

HubSpot combines CRM, marketing automation and service desks. The REST API covers objects, associations and workflows with private apps for custom stacks.

Why integrate?

Go-to-market teams live in HubSpot while product teams own another datastore. Sync keeps segmentation trustworthy.

Common use cases

  • Push product usage signals into contact properties
  • Advance deals based on billing lifecycle events
  • Create tickets from production alerts
  • Feed marketing lists from the warehouse

Technical approach

OAuth or private app tokens, daily limit awareness, caching where permitted, webhooks for freshness.

Investment and timeline

Object volume drives batching strategy. We separate initial backfill from incremental updates.

Further reading

API connectionsExact Online API Integration | MG SoftwareSalesforce API Integration | Custom CRM ConnectivityAPI Integration Examples - Practical Integrations for BusinessesPayment Integration Examples - Inspiration & Best Practices

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Frequently asked questions

Yes, including schema migrations.
We align fields and deletion flows with your policy.
Yes with isolated tokens and scopes.

Need this integration?

We design reliable API integrations with monitoring and error handling.

Start a project

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Connect Salesforce to your portal, warehouse or backend: leads, opportunities, custom objects and events via REST and streaming APIs.

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APIs enable software applications to communicate through standardized protocols and endpoints, powering everything from payment processing and CRM integrations to real-time data exchange between microservices.

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MG Software
MG Software
MG Software.

MG Software builds custom software, websites and AI solutions that help businesses grow.

© 2026 MG Software B.V. All rights reserved.

NavigationServicesPortfolioAbout UsContactBlogCalculator
ServicesCustom developmentSoftware integrationsSoftware redevelopmentApp developmentSEO & discoverabilityAPI integrations
LocationsHaarlemAmsterdamThe HagueEindhovenBredaAmersfoortAll locations
IndustriesLegalEnergyHealthcareE-commerceLogisticsAll industries