SERVICE 03

API & System Integration

Connect the systems your business already uses so information moves reliably without unnecessary copying and reconciliation.

When systems do not communicate, employees become the integration layer. A well-designed integration moves information deliberately, validates it and makes failures visible.

Discuss an integration See relevant work

Common situations

This service may be a good fit when:

The same customer or operational data is entered in several systems.
A website or internal application needs to exchange data with another platform.
Scheduled exports and manual reconciliation are creating avoidable work.
An existing integration is unreliable or difficult to diagnose.
Reporting depends on bringing information together from separate sources.

What I can deliver

System-to-system REST APIs
Data mapping and synchronization workflows
Webhook and scheduled background processing
Authentication, validation, retries and logging
Reporting and downstream data flows

How an engagement usually works

01
Clarify the source of truth, data ownership and business event.
02
Document the systems, interfaces and failure conditions.
03
Define mappings, validation and recovery behavior.
04
Build and test the integration across realistic environments.
05
Make monitoring and operational support part of delivery.

Relevant technical capability

Technology follows the workflow and constraints. Depending on the engagement, relevant experience includes:

ASP.NET CoreREST APIsC#SQL ServerAzureBackground processingIBM MQ · familiar

RELEVANT PROFESSIONAL WORK

Evidence from real delivery contexts.

These projects were completed through the employers and engagements stated in each case study.

Government / commerce

MyKKP 2.0 Platform

End-to-end API and reporting work for a multi-workflow web platform.

API lifecycle deliveryRequirements clarificationOperational reporting

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Banking / investment & wealth

Core Banking Production Support

Production support and change delivery for a core banking environment where reliability and care matter.

Existing application supportRoot-cause analysisSQL and batch-process maintenance

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FREQUENT QUESTIONS

Useful context before we talk.

Can you integrate with an existing application?

Yes. Existing interfaces, authentication, data ownership and support constraints are reviewed before the integration approach is agreed.

How are integration failures handled?

The design should include validation, useful logs, retry behavior where safe and a clear path for exceptions that need a person.

Do you only work with Microsoft systems?

Microsoft/.NET is a core strength, but integration work is shaped by the interfaces exposed by every system involved.

NEXT STEP

Start with the workflow, system or constraint—not a predetermined solution.

Describe what happens today and what you would like to improve. I’ll help identify a sensible next step.

Discuss an integration