Work

Case studies

Each case is organized around the problem, the responsibility, the decisions and their trade-offs. Results are stated only as far as they can be defended.

Selected work

01Payments · Commerce architecture

Payment Extension Architecture for Adobe Commerce

A reusable payment extension for Adobe Commerce, built to be distributed across merchants.

Challenge: Keeping a multi-step payment lifecycle correct under retries, duplicate submissions and concurrent requests.
Status: Advanced implementation, certification and marketplace-readiness phase.

Adobe Commerce
Idempotency
Concurrency
3-D Secure

02Hardware · Software integration

Biometric Access Control System

A working office access-control system in which software decides, from a biometric verification, whether a physical door opens.

Challenge: Connecting identity verification in software to a real physical actuator.
Status: Implemented as a working office access-control system.

C#
Hardware integration
Biometrics