# SEO216 — engineered for organic search

> SEO216 is a German SEO agency (Rhein-Main, Darmstadt) for DACH SMEs. We build websites that rank — on a modern stack, with an AI content engine and senior people on every account.

## Key points
- Modern stack: Astro + Vercel edge, sub-second mobile load, Core Web Vitals from day one.
- Spindle: proprietary AI content engine, 4–30+ editorially-reviewed posts per month.
- Multi-city SEO: one ranking location page per city, generated programmatically.
- GEO/SXO: visibility in ChatGPT, Perplexity, Copilot and Google AI Overviews.
- Senior people on every account; monthly retainers after 90 days — no long contracts.

## About SEO216
SEO216 — SEO agency, Darmstadt, Germany. Modern stack, AI content engine (Spindle), senior people on every account. Languages: German and English.

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**URL:** https://seo216.com/en
**Source:** https://seo216.com · hello@seo216.com