Hi i read your requirement :
My magento website have been upgraded from magento 1 to magento 2 with a new theme. after migration magento experienced some minor issues with the theme and magento 2.
Not exactly sure about where the issue is but have few minor things like unable to connect to marketplace, adding new extensions and upgrading commands from ssh just brakes the website.
Theme have some issues like lost default blocks, pages, every front end builder update brakes page and applies changes.
Need an update in checkout field input type to dropdown.
Need a right person who can figure out where exact issue rolled out, its a small issue but need to be sharp to figure out and fix it.
I am a "Magento 2 developer". And fully Expert In Magento 2 Customization, Speed Optimization,
Integration, Upgrade,Design and Developing e-commerce website.
As a Magento 2 Designer/Developer are expert at offering:-
* Web Design & Development,
* Magento 2 Consultation,
* Custom Magento 2 Theme Design
* Magento 2 Template Design & Redesign
* Magento 2 Template Integration
* Magento 2 Plug-In Integration
* Magento 2 Shopping Cart Design
* Magento 2 Maintenance Service
As a Magento 2 developers have knowledge:-
PHP5, CSS3, HTML5, j query, JavaScript, Ajax, Responsive theme, Custom module development, Custom shipping method, Shopping cart development, Theme design, Magento 2 upgrade, Magento 2 extension development.
Thanks
Krunal