8 min read
Solo Studio Invoicing in 2026: Stripe Tax + DATEV Export + USt-VA via API
Stripe Tax handles VAT calculation per customer location automatically across 40+ countries
The Lab · Written in the open · Tagged Stripe
Lab.
Working notes from the studio. The tools I build, the workflows I keep, the mistakes I paid for.
3 entries · latest 2026-07-02
Latest entry
The Stripe Webhook Patterns I Use to Avoid Lost Events
Signature verification on the edge blocks forged payloads before they hit my logic Idempotency keys stop duplicate order creation from Stripe retries A dead-letter table catches the 0.3 percent of events that fail processing Manual replay from the Stripe dashboard...
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TLDR
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- Signature verification on the edge blocks forged payloads before they hit my logic
- Idempotency keys stop duplicate order creation from Stripe retries
- A dead-letter table catches the 0.3 percent of events that fail processing
All entries · Stripe
9 min read
Stripe Projects Changes Solo Maker Economics
Stripe Projects lets solo makers collect real payments without forming a company, cutting setup time from weeks to…