- Programmer2014 - PRESENTAssertis, Ltd.
- Helped design and implement a train tickets eCommerce service-oriented architecture.
- Implemented train reservations and payments based on outside APIs.
- Created an app to pull in multiple data feeds and parse them into a single database with a helper library.
- Created an CQRS/ES-driven multi-step refunds service.
- Learned a great deal about testing and code quality management.
- Programmer2013 - 2014Wirtualna Polska SA
- Created a system for storing, calculating, and displaying sports results and statistics.
- Helped create the front-end and back-end of a blogging platform.
- Helped design and create a multi-datacenter, SOA-based content repository system for a group of popular websites.
- Programmer2006 - 2013Wonderhouse.pl
- Designed and developed a drag-n-drop, multi-site, versioned CMS with payments and domain purchasing.
- Created a web app for tracking and visualizing occupancy and finances for hotels and hotel networks.
- Wrote the back-end for an online Farmville-type game.
- Created and supported dozens of online competition sites, including a suite of back-office apps with graphical stats, personal data management, and spam/scam fighting tools.
- Created a system to interface with a mobile operator gateway for a SMS-based competition.
- Web Developer2004 - 2006Engine.pl
Technologies: PHP, MySQL
- Created a large-scale PHP/MySQL forum.
- Created standards-compliant websites.
- Web Master, Designer2003 - 2004Mama Design Poland
Technologies: PHP, Photoshop, InDesign
- Created and open-sourced a PHP framework (CakePHP).
- Created CMS-backed websites.
- Prepared materials for offset printing.