Blockchain Developer for testing 0x exchange functions

Everything is developed just need to test the fillOrder function of zrx exchange.
All code is in python.

Testing needs to be done on following:
1. fillOrder function directly from zrx exchange
2. fillOrder function implemented on the smartcontract

note: you may test using mainnet fork or testnet address provided on 0x documentation.
zrx v3 is being used.

here are the contract addresses: https://0x.org/docs/guides/0x-cheat-sheet
docs: https://0x.org/docs

please only bid if you know 0x.