David Chen

Stuttgart
Former IT director at a major European retailer, David built carrier integrations for 200+ transport partners. Now consults on API migrations and EDI modernization.
Zero Trust Security for Carrier APIs: How European Shippers Can Stop 95% of Authenticated Session Attacks Without Breaking TMS Workflows in 2025

Zero Trust Security for Carrier APIs: How European Shippers Can Stop 95% of Authenticated Session Attacks Without Breaking TMS Workflows in 2025

When a major European retailer discovered attackers had been quietly mining their carrier API data for three months through legitimate DHL tracking credentials, their response team faced a harsh reality: 95% of API attacks this year came from authenticated sessions, meaning attackers are getting through the front door, then moving
David Chen
Production-Ready Carrier API Monitoring: How European Shippers Can Detect Complex Failure Patterns and Prevent Integration Outages Before They Impact Shipments

Production-Ready Carrier API Monitoring: How European Shippers Can Detect Complex Failure Patterns and Prevent Integration Outages Before They Impact Shipments

Average API uptime fell from 99.66% to 99.46% between Q1 2024 and Q1 2025, resulting in 60% more downtime year-over-year. For European shippers managing critical carrier integrations across UPS, FedEx, DHL, and regional partners like La Poste and PostNL, those numbers represent more than statistics. For high-traffic or
David Chen
The €800K TMS Implementation Mistake: How European Shippers Can Calculate True Total Cost of Ownership and Avoid Hidden Carrier Connectivity Costs in 2025

The €800K TMS Implementation Mistake: How European Shippers Can Calculate True Total Cost of Ownership and Avoid Hidden Carrier Connectivity Costs in 2025

That German automotive parts manufacturer went from confident deployment to €800,000 mistake in six months. A mid-sized German automotive parts manufacturer discovered the hard way what happens when TMS hidden costs aren't properly budgeted. Six months into implementation, €800,000 spent, they realized their new system couldn&
David Chen
Webhook Authentication Cascade Failures in Carrier Integrations: Why 72% Fail After Sandbox Success and How European Shippers Can Build Production-Ready Authentication Systems in 2025

Webhook Authentication Cascade Failures in Carrier Integrations: Why 72% Fail After Sandbox Success and How European Shippers Can Build Production-Ready Authentication Systems in 2025

PostNord webhook re-registration becomes a production nightmare when authentication credentials expire every 90 days. Three failure modes only surface in production: network timeout cascades (where one slow webhook endpoint causes others to timeout), rate limiting interference (webhooks competing with API calls for the same rate limit pool), and authentication token
David Chen
Carrier API Rate Limiting Solutions: How European Shippers Can Prevent Integration Throttling During Peak Seasons Without Breaking TMS Performance in 2025

Carrier API Rate Limiting Solutions: How European Shippers Can Prevent Integration Throttling During Peak Seasons Without Breaking TMS Performance in 2025

European shippers hit by carrier API rate limiting lose an average of €15,000 per month when throttling disrupts their shipping operations. Your label generation stops. Your tracking updates fail. Your customers start calling. Yet most companies only discover the extent of their rate limit exposure during peak season, when
David Chen
DCSA API Standards Revolution: How European Shippers Can Cut Carrier Integration Costs by 60% and Future-Proof TMS Connectivity in 2025

DCSA API Standards Revolution: How European Shippers Can Cut Carrier Integration Costs by 60% and Future-Proof TMS Connectivity in 2025

European shippers with transport budgets over €10 million are discovering what industry leaders already know: the ongoing transition to an API ecosystem for container shipping presents the biggest opportunity to reduce carrier integration costs since EDI standards emerged in the 1990s. These standardised data sets are designed to simplify cross-carrier