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Engineering and operations notes
Original articles on crypto checkout UX, webhooks, and going live—written for merchants and developers.
2026-02-12 · 7 min read
Designing a crypto checkout flow global buyers can trust
Practical UX patterns for showing amounts, networks, and confirmation status without overwhelming first-time payers.
Read article2026-01-28 · 6 min read
Webhook idempotency: handling duplicate payment events safely
Why providers retry deliveries, how to verify signatures, and patterns to keep ledger updates exactly once.
Read article2026-01-08 · 5 min read
A practical sandbox-to-live checklist for crypto merchants
Environment separation, API key rotation, and reconciliation steps before you accept real funds.
Read article