Worldpay (FIS) Fintech, Payments & Hardware
My Business Hub — Smart POS Till Solution for SMEs
Core Android & Hardware Integration Developer • April 2015 – April 2018
Built 'My Business Hub', an all-in-one smart till and point-of-sale platform integrating tablet software with secure card payment gateways, barcode peripherals, and cash drawers.
Project Context & Impact
Worldpay is a global leader in payment processing technology. My Business Hub was created to empower small and medium enterprises with a sleek, consolidated point of sale that combines till software, payment processing, and hardware management.
Key Contributions
- Hardware Peripheral Communication: Engineered rock-solid driver-level communication via USB and Bluetooth for receipt printing, barcode reading, and encrypted chip-and-pin transactions.
- Payment Compliance & Resilience: Handled sensitive transaction payloads under strict PCI and EMV payment standards, ensuring bulletproof security and instant error recovery.
- Kotlin Pioneer: Championed early adoption of modern Kotlin practices within the engineering division, speeding up development cadence.
Key Impact & Delivery
- Developed complex custom UI components and responsive merchant checkout flows.
- Integrated low-level Bluetooth and USB communication protocols for card terminals and POS hardware.
- Led early Kotlin adoption and enterprise-scale networking architecture across the POS team.
Technologies Applied
Kotlin & Java Payment Gateway Integration Bluetooth Low Energy & USB POS Hardware Cryptographic Security & EMV Custom UI Component System
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