Selected Projects
A curated list of technical challenges I've solved. Delivering robust backend solutions and system integrations across FinTech, Enterprise, and IoT domains.
FinTech & Payments
Payment Gateway Customization
Extensive customization of a major payment gateway. Implemented secure transaction handling, recurring payments, and reconciliation logic.
M2M Payment Adapters
Designed middleware for communication between payment terminals and SIM top-up services, enabling automated transactions without human intervention.
Enterprise Systems & Integration
Travel Microservices
Developed scalable microservices exposing Elasticsearch data via REST APIs for a leading global travel management company.
Data Box Importer
Automated parsing and ingestion of government data box messages into internal DB. Includes a REST interface for verification.
Government Helpdesk
Backend logic for a high-traffic citizen support portal, handling ticket routing and status tracking.
IoT & Logistics
Vending Machine Management
Telemetry solution for tobacco vending machines. Server backend for logistics planning + Android app for drivers.
Attendance Terminal
Android-based chip card reader serving as an attendance terminal. Syncs entry/exit data via WebServices.
Experiments & Open Source
Smart Camera Dashboard
Video stream analysis using OpenCV and YOLO DNN for object detection and license plate recognition.
Evil Things
A Rust and C based prank toolkit for colleagues who forget to lock their workstations. Manipulates Registry, system sounds, and input via WinAPI.
MidPoint CodeGen
Developer tool automating the generation of boilerplate code via a maven plugin for Evolveum MidPoint Identity Management connectors.