Ruby Developer in Zug, Switzerland

Olidrop is a Swiss startup with the idea to enable direct trading between producers and consumers without any intermediaries. The eCommerce web application I designed, specified, and developed for them has features such as complete internationalization (five languages and six countries), advanced product filtering, and location-based search.

A lightweight MVC framework written in PHP, which I used for multiple small-scale projects. Includes a flexible form generation and validation module, support for internationalization, security measures against SQL injection and CSRF, and a few more handy features.

The aim of this project is to develop a web-based mobile application featuring interactive educational content on the topic of insurance theory. The app features a simple but flexible content management system, as well as an interactive "Who wants to be a Millionaire" game, developed entirely using HTML5 and CSS3 techniques.

Used by more than 15,000 students attending 20+ universities in Hungary, this open-source browser add-on improves the usability and the speed with which certain tasks can be completed on the web-based user interface of Neptun, a central administration system used by most Hungarian universities.

This is a modular framework for developing accounting information systems with complex business models, which served as a companion to my bachelor's thesis. It attempts to eliminate redundancies in the data model by getting rid of the general ledger and storing everything in a semantic business model supported by a caching layer.

This is a Rails gem which provides automatic password hashing for ActiveRecord (version 3.0) and a couple of methods for generating random strings, tokens, etc. Superseded by has_secure_password and custom serializers in later Rails versions.