Designing an offline-first POS that never drops a sale
How I queue, sync and reconcile transactions when the venue Wi-Fi disappears mid-checkout.
Blog
Field notes from the hard parts of mobile
Deep-dives on payments, offline-first architecture and hardware integrations. The first articles are on the way.
Coming soon
What I’m writing next
Conflict resolution for sync engines, without the headaches
Idempotency keys, vector clocks and the pragmatic middle ground that ships.
Taming SUNMI devices and BLE readers in production
The firmware handshakes, SDK quirks and edge cases that only appear on real hardware.
Want to be notified when the first piece goes live? Email abubakar@blenzo.io.
Contact
Let’s build something that works.
Reach out to discuss your project. I typically respond within 24 hours.