The phrase 'German SEO experience' appears on a lot of agency websites. What it means in practice varies enormously. Before evaluating any specific agency, it helps to understand what genuine DACH-market capability requires — so you can test for it directly.
Language That Goes Beyond Translation
German is not a language you optimize into — it's a language you optimize from. Effective German SEO content is written by people who understand regional tone differences (formal vs. informal address, Austrian vs. Swiss German nuances), search intent in German, and the way German users phrase queries. This is different from content that starts in English and gets localized.
Ask any prospective agency: who writes the content, what is their native language, and can you see samples? If the answer involves a translation layer, understand that as a structural limitation — not a dealbreaker for every engagement, but something to weigh honestly.
Platform and Tool Calibration
Keyword research for German campaigns should be conducted using tools calibrated for Google.de — not Google.com data filtered by country. Search volumes, competition levels, and query patterns differ. Agencies that treat German keyword strategy as a regional variation of an English campaign typically underperform on DACH-specific long-tail terms.
Market Segmentation Within DACH
Germany, Austria, and Switzerland share a language family but not a market. Swiss users default to Swiss German informally but search in standard German. Austrian search behavior has regional preferences. Tax, legal, and consumer protection frameworks differ across all three. An agency that treats DACH as a single homogeneous target is signaling limited experience — especially if you need to rank in multiple countries simultaneously.
Real expertise means knowing when to use separate hreflang tags, when country-specific content variations are worth the investment, and which trust signals matter most by country.