I will integrate checkout shipping rates labels tracking using shipping apis


About this gig
I will integrate checkout shipping rates, shipping labels, and tracking using shipping APIs for ecommerce websites and custom applications.
If your checkout shipping rates are missing or incorrect, label generation fails, or tracking is not updating, I will build or fix the integration so it works reliably.
What I can do;
- Real time shipping rates API integration
- Rate calculation
- Rate shopping, shipping label API
- Tracking API integration
- Webhook integration
- Aaddress validation
- Error handling
- Logging, retries
- And testing in sandbox and production.
Supported providers;
DHL, UPS, FedEx, USPS, and popular shipping API platforms such as EasyPost, Shippo, and ShipStation depending on your setup.
What you get;
- Clean working integration
- Tested results
- And clear steps to verify the output on your side.
Before ordering
Please message me your platform, provider, and your current issue or requirements so I can confirm scope and timeline.
Get to know Uche Cosmas
Shipping API Fix and Automation Expert
- FromNigeria
- Member sinceFeb 2026
- Avg. response time2 hours
- Last delivery3 weeks
Languages
English, French, Spanish
My Portfolio
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FAQ
Which shipping providers do you support
DHL, UPS, FedEx, USPS, plus EasyPost, Shippo, and ShipStation depending on your project.
Can you add real time checkout rates
Yes, I can integrate shipping rates APIs and return accurate prices by address, weight, and service.
Can you generate shipping labels and return PDFs
Yes, I can create labels, store the label file, and return label details to your system.
Do you also integrate tracking and webhooks
Yes, I can sync tracking updates and implement webhook handling with verification and retries.
What do you need to start
Platform and tech stack, API credentials or sandbox keys, and sample requests, responses, or logs
