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I will fix shopify shipping rates, carrier API, dhl, fedex and shipstation
Greg Marcus
About this gig
Is your Shopify shipping rate, carrier API, DHL, FedEx, or ShipStation integration not working correctly?
I'll troubleshoot and fix Shopify shipping and delivery integration issues, including shipping rates, carrier calculated rates, API errors, order syncing, and fulfillment problems.
I can help with:
- Shopify shipping rate issues
- DHL, FedEx & ShipStation integration
- Carrier API errors
- Shipping rate configuration
- Order & fulfillment sync
- Shipping automation issues
- API/webhook errors
Send me your current issue before ordering so I can review the problem and recommend the right solution.
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Get to know Greg Marcus
Greg Marcus
CUSTOM API DEVELOPMENT AND INTGRATION
- FromBrazil
- Member sinceJul 2026
- Avg. response time1 hour
Languages
English, Portuguese, Spanish, Italian
I help businesses, startups, and agencies integrate secure payment gateways and powerful API solutions that keep websites and applications running smoothly. My expertise includes Stripe, PayPal, REST API, webhook, custom API integration, payment automation, and third-party API development for WordPress, WooCommerce, Shopify, and custom platforms. I focus on clean, scalable, and reliable solutions tailored to your business goals. If you need seamless integrations or API fixes, feel free to get in touch to discuss your project.
