Loading...
ZyroByte yroByte
 Login

Shipping API Development & Integration Services

We build custom shipping integrations for carriers, aggregators, and eCommerce platforms. Rate shopping, label generation, tracking, customs, and multi-carrier engines — built to scale.

Start Your Project View Integrations

Carrier Integrations

Direct API integrations with major shipping carriers. Real-time rates, label generation, tracking, and full shipment lifecycle management.

UPS

UPS

Real-time rates, label generation, tracking, address validation, pickup scheduling, and international customs.

Learn more
FedEx

FedEx

Ship API, rate quoting, SmartPost, freight shipping, returns management, and multi-service integration.

Learn more
DHL

DHL

Express shipping, eCommerce API, international tracking, customs documentation, and global logistics.

Learn more
Purolator

Purolator

Canadian shipping rates, express and ground services, tracking, returns management, and delivery estimates.

Learn more
Canada Post

Canada Post

REST API integration, rate calculation, tracking, manifests, address validation, and delivery options.

Learn more

Shipping Aggregators

Connect to multiple carriers through a single API. Rate shopping, unified label generation, and centralized tracking across your entire carrier network.

EasyPost

EasyPost

Multi-carrier rate shopping, label generation, tracking webhooks, insurance, and address verification across 100+ carriers.

Learn more
Flagship

Flagship

Canadian carrier rate comparison, discounted shipping, courier aggregation, and streamlined API integration.

Learn more

Platform Integrations

Custom shipping plugins and apps for the eCommerce platforms your business runs on. Carrier connectivity, fulfillment automation, and checkout optimization.

Shopify

Shopify

Custom shipping apps, carrier calculated rates, fulfillment automation, and checkout shipping customization.

Learn more
Etsy

Etsy

Shipping profile automation, label management, carrier integration, and order fulfillment workflows.

Learn more
WooCommerce

WooCommerce

Custom shipping plugins, carrier API integration, table rate shipping, tracking, and zone-based rules.

Learn more

What We Build

Rate Shopping

Compare real-time rates across multiple carriers to find the best price and delivery speed for every shipment.

Label Generation

Automate shipping label creation with proper formatting, barcodes, and compliance for domestic and international orders.

Shipment Tracking

Real-time tracking updates with webhook notifications, status mapping, and customer-facing tracking pages.

Address Validation

Verify and correct shipping addresses before dispatch to reduce failed deliveries and return costs.

International Customs

Automated customs forms, HS code classification, duty estimation, and compliance with international shipping regulations.

Multi-Carrier Engines

Build unified shipping platforms that connect multiple carriers through a single integration layer.

Frequently Asked Questions

We integrate with all major carriers including UPS, FedEx, DHL, Canada Post, Purolator, and more. We also work with aggregators like EasyPost and Flagship that provide access to 100+ carriers through a single API.

A basic single-carrier integration typically takes 2-4 weeks. Multi-carrier platforms with rate shopping, label generation, and tracking can take 4-8 weeks depending on complexity and the number of carriers involved.

Yes. We integrate shipping capabilities into Shopify, WooCommerce, Magento, custom SaaS platforms, enterprise ERPs, and any system with API access. We work with your existing architecture.

Absolutely. We build rate shopping engines that compare prices and delivery times across multiple carriers in real-time, helping you offer the best shipping options to your customers while optimizing costs.

We handle international shipping integrations including customs documentation, HS code classification, duty and tax estimation, and compliance with carrier-specific international requirements.

Need a Shipping Integration?

Tell us about your project. We'll build the shipping solution your business needs.

Get started
Top