Hello,
I am already working in one poland project and I will be happy to support on your site too.
I am working with WordPress from last 6 years and I am expert in following things:
# WordPress Full Website integration
# WordPress Template & plugin setup & implementation
# WordPress Custom plugin development
# WordPress Ecommerece woocommerce integration
# WordPress Theme development, customization
# WordPress upgrade, Support & Maintenance
# WordPress Problem/Bug Solving
Let me know if you want to work with very experienced developer. :)