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HOLISTICCORE IT

Service / API integration

Connect the systems your business depends on.

Move information between approved services with clear access rules, reliable data handling, and a plan for failed requests.

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Who this is for

Organizations connecting a web application, mobile experience, payment provider, notification service, or internal system.

What we can build

  • API endpoints for agreed business workflows
  • Third-party API connections and webhooks
  • Authentication, access controls, and input validation
  • Error handling, retries, and integration documentation

These are scope options. Your proposal defines the features, integrations, and support included in your project.

Check the provider first

We review the provider's documentation, account permissions, test environment, rate limits, and commercial requirements before estimating the integration.

Define what happens when a service is unavailable

Connections need to handle duplicate events, delayed responses, and outages. We agree which actions can be retried and which require a staff review.

How implementation works

  1. Understand. Review your current process, users, constraints, and priorities.
  2. Scope. Agree deliverables, dependencies, milestones, and acceptance criteria.
  3. Build and verify. Implement in stages and check the agreed workflows with you.
  4. Launch and support. Confirm deployment, handover, and maintenance responsibilities.

Common questions

Can you connect any third-party product?

It depends on the product's supported interface and your account permissions. Feasibility is confirmed before implementation.

Are provider charges included?

Third-party subscriptions and usage fees are identified separately in the project scope.

Start with a conversation

What would make work easier for your team?

Tell us about the process, the people involved, and the outcome you need.

Request a consultation →

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