About Us

Krzysztof DryjaKrzysztof Dryja

kdryja_cut_transparent_200Aspexi Founder and Managing Director.

Very strong PHP skills along with HTML5, JS, CSS, MySQL, PostgreSQL, UNIX shell, XML with XSD, XSLT, XPath, SQL Server, API integration, Web Services, Version Control Systems (GIT, Mercurial, Subversion).

WordPress expert.

Developing websites for over fifteen years. Experienced in writing WordPress sites and plugins, E-Commerce Solutions, ERP Systems, SaaS, UNIX (LAMPP) and Windows Administration (IIS).

Good skills with Java, Scala, SAP (ByDesign).

Experienced working with WordPress, Magento, CS-Cart, PrestaShop, Drupal, Expression Engine, Cordova / PhoneGap and more in agile teams, as a consultant or freelancer in a corporate environment.

Hard-working, ambitious, strong planning, organising, excellent interpersonal skills. Fast learner.

Krzysztof is a member of Mensa Polska (polski, english). Mensa is the society that welcomes people from every walk of life whose IQ is in the top two per cent of the population.

Check out Krzysztof Dryja personal blog or LinkedIn profile.


We work with other experienced developers and designers not listed above.

We are very focused team delivering high quality products such as websites, plugins and integration systems.

Our ExperienceOur Experience

WordPress development
Responsive Web Design
Web Services integration
E-Commerce (WooCommerce, CS-Cart, Magento, PrestaShop, etc.)
Data Migration
Payment Gateway integration (PayPal, SagePay, Stripe, PayU, Braintree, etc.)
API integration (Google Maps, Salesforce, Dotmailer, etc.)
Plugins development
Java / Scala development


Usually we are the last chain on the subcontractors list being responsible for the code, server configuration and development directly and, unfortunately, we are not allowed to share who we work for publicly. Most of these are the top and well-known brands or companies.

We worked with / for, among others: Brammer, Cognizant, DMG Media, Dunne, GoracaKuchnia, Hatched London, In Cloud Solutions, OkapyKuchenne, Social Mobility Fundation, Transaid and many more.


We are looking for PHP / MySQL and Frontend developers. If you are interested working with us please don’t hesitate to contact us!