Integrations & APIs
Make your tools talk to each other properly, with robust, traceable exchanges that survive network failures.
Typical use cases
- Catalogue & stock sync
- Payment gateway & invoicing connection
- CRM-to-accounting bridge
- B2B partner API
Estimated timeline: 2 to 4 weeks depending on the number of tools to connect.
Who it's for
Who is this offer for?
Multi-tool companies, e-commerce platforms and B2B distributors that need to sync their data flows without gaps.
Scope and conditions:
I work with documented APIs or systems reachable through webhooks, databases or scheduled exports.
Pain points
The problems I remove
Product catalogues, stock or orders out of sync between the website and the invoicing software.
Duplicate records and address or billing errors caused by manual re-entry.
Business partners or customers asking for a clean API or webhooks to automate their orders.
Concrete deliverables
What I build for you
Connecting your business software, third-party services and databases so information flows in real time, double entry disappears and your technical ecosystem runs smoothly.
Design and development of modern, secure and documented REST APIs (OpenAPI/Swagger)
Two-way connectors between third-party software (CRM, payment gateways, ERP, accounting tools)
Robust handling of load peaks, queues and idempotency mechanisms
A transaction monitoring dashboard, anomaly alerts and full logging
Method
My 4-step delivery method
A progressive, transparent approach with regular checkpoints.
Schema mapping
Analysis of source and target data models, exchange formats and transformation rules.
API specification
Documenting endpoints, authentication (API keys / OAuth) and standardised response codes.
Implementation & resilience
Building the connectors with simulated network failures, retries and logging.
Go-live & follow-up
Gradual activation, monitoring of real traffic and delivery of the technical documentation.
Real cases
Related projects
Royale Services
A membership-card platform with a catalogue of partner offers and dedicated business areas.
AG Speed
An import-export reference showcasing the catalogue, quote requests and international positioning.
FAQ
Answers to common questions
How do you avoid data loss during a network outage?
My integrations use queues and idempotency checks that guarantee no event is lost or duplicated.
Can you connect old or proprietary software?
As long as the software allows an export, offers database access or has an API, I can design a synchronisation bridge.
Is documentation provided for partners?
Yes. I deliver clear, interactive documentation following OpenAPI standards to make technical integrations easier.
Ready to launch your APIs & integrations project?
Let's spend 30 minutes, with no commitment, scoping your need, estimating the effort and choosing the best technical approach.