I am working on Magento from last 5 years, here on Upwork did 3500 hours work so far only on Magento, work include plugins,  customisation of theme, mantinance, SAP API help for warehouse, speed optimization, security, server management, multilingual and multi-store setup.

Below is link of my 9 year coding efforts

https://tinajam.wordpress.com/projects/

Below is link of github where you can see some of my plugins

https://github.com/tahiriqbalnajam/

Kindly have a look at some of the work done by me

M2 Best work

1. https://www.tomdixon.net

2. https://www.sanasafinaz.com

3. http://3eagle.com/

I would love to speak with you to discuss how we can develop a mutually beneficial business relationship.