These are some of the features that I have built and tested, they now have a total of over 11 million+ transactions. Check it out on GitHub.

1. Merkle Drop Middleware:

allows the user to set a whitelist of addresses and verify them quickly using a Merkle tree verification algorithm

2. Signature Permission Middleware:

ensures only approved users can collect tokens using digital signatures

3. Paid Collect Middleware:

allows the token owner to choose a type of crypto currency for payment and sets a treasury fee for that transaction

4. Collect and Subscribe Disallowed Middlewares:

suspend the actions of collecting and subscribing from all users

1. Solidity:

fluent in Solidity programming language, and grasp the foundamentals of blockchain engineering

2. Foundry:

familiar with the development process of Foundry, including the debugging process and writting both unit and integration tests

3. Research of Gas Fee Mechanisms on Ethereum:

conducted research on the future of gas fee mechanisms and presented to the team, check it out here.

4. Research of Proof of Stake Mechanisms:

familiar with the impact and implications of Ethereum 2.0