Engineering guides that
actually go deep.
Practical, vendor-neutral playbooks on tracking, consent and automation - written by the engineers who build the systems, not a content farm.
How to Fix Tracking Discrepancies Between Google Analytics and Shopify
Step-by-step guide to find and resolve data mismatches between Google Analytics 4 and Shopify reports: causes, order-level reconciliation, one purchase path in the browser, a server path through webhooks and the Measurement Protocol, GA4 settings and testing.
GA4 Consent Mode v2: Complete Setup and GDPR Guide
Set up Google Consent Mode v2 correctly. Basic vs Advanced, the ad_user_data and ad_personalization signals, CMP integration, the 2026 changes to Tag Manager and Google Signals and GDPR-aware decisions.
Google Ads conversion tracking setup (2026)
How orders and enquiries arrive correctly in your Google Ads account: create the conversion action, pick one of four ways to install the tag, pass value and transaction ID, respect consent and verify the result.
Google Ads conversions missing or not recorded: 12 causes and how to check them in an hour
Why Google Ads suddenly shows fewer conversions than your shop or CRM, how to narrow down in ten minutes where they are missing and how to check all 12 causes one after another in an hour.
Meta Conversions API Setup Guide: CAPI, Deduplication and EMQ Done Right
Set up the Meta Conversions API the right way: CAPI vs Pixel, event_id deduplication inside the 48-hour window, raising Event Match Quality, sGTM vs direct, Shopify after 26 August 2026 and GDPR.
n8n Self-Hosting Guide: Own Your Automation on EU Infrastructure
How to self-host n8n on German infrastructure: licensing, Docker setup with task runners, security, backups, updates, queue-mode scaling and AI workflows. DIY vs managed compared.
Server-Side Tracking: The Complete How-To Guide for 2026
Set up server-side tracking from scratch: architecture, sGTM, Google tag gateway, Meta CAPI, GA4 Measurement Protocol, consent integration and self-host vs managed.
Consent Mode Basic vs Advanced: What Actually Changes
The technical difference between basic and advanced consent mode, what each one sends before consent, which modelling thresholds Google documents and how to decide which one belongs in your setup.
Connect your cookie banner to Consent Mode v2: Cookiebot, Usercentrics, Borlabs Cookie, Real Cookie Banner
Which setting in Cookiebot, Usercentrics, Borlabs Cookie and Real Cookie Banner produces the four consent signals, how Shopify handles it in the shop and how to check in ten minutes whether the signals reach Google.
Enhanced conversions in Google Ads: web and leads setup
What enhanced conversions do with hashed customer data, what changed in 2026 for the setting and the upload API, how to implement them via the Google tag, Tag Manager or Shopify and how to read the diagnostics.
How to Automate Lead Qualification with AI (No Manual Scoring)
Score inbound enquiries automatically: HubSpot data, Claude for the free text, documented scoring rules and routing to the right person. With code, data protection and limits.
Build a Custom Dashboard with Retool (Better Than Tableau)
Tableau starts at $75 per Creator per month. Build internal dashboards with Retool directly on your database, in the cloud or self-hosted, without ETL and without vendor lock-in.
Shopify Tracking Checklist: 42 Checks Before You Call It Done
The acceptance checklist we run on every Shopify measurement setup: accounts, customer events, consent, purchase parameters, deduplication, Google Ads and the test purchase. Includes every Shopify change up to September 2026.
Sync Shopify Orders to Google Sheets in Real-Time (No Zapier)
Build a real-time Shopify to Google Sheets sync with a signed webhook, a small Node.js receiver and the Google Sheets API. Every step checked against the Shopify and Google documentation as of September 2026.
WooCommerce tracking setup: GA4, Google Ads and Meta without plugin chaos
Which plugin combination works for WooCommerce, why the purchase belongs only on the order confirmation page and how a single test order proves that GA4, Google Ads and Meta see the same order exactly once.
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