iot

PockitPass

Bluetooth smart vending payments

Android payment experience that replaces legacy coin slots on vending machines with secure Bluetooth communication, digital wallet balance, and tablet-based confirmation in public spaces.

Challenge

Public vending machines still relied on coin slots while operators wanted secure, fast digital payments from mobile devices.

Approach

Built Android client with Bluetooth LE coin emulation, encrypted storage, wallet balance, and tablet-mounted confirmation flows.

Impact

Cashless vending modernization replacing legacy coin mechanisms
Vend only after confirmed digital payment
Low-friction purchases in high-traffic public locations
End-to-end hardware and software integration
Reliable encrypted device communication under real-world use

Role & stack

Software Engineer

Android
Bluetooth LE
Encryption
Hardware integration