Dear Sir.
As a senior Blockchain developer, I have many experiences of it and I'm very familiar with Bitcoin, Ethereum, Polygon.
I have worked with NFT for 2 years and have developed many NFT Market Place.
For the NFT Platform, I use Ethereum, Bitcoin and etc. The ERC20 and ERC1150 are used for development.
Also, have many experiences with Opensea and MetaMask APIs.
I use react.js, vue.js and angular.js for frontend development.
I aim to have a long term relationship with a client, so the price is not a target, but delivering a good quality
I can work full time and get started immediately.
Looking forward to hearing from you.
Kindly regards,
Olena.