Hello Sir,
Gone through the requirements of your project, I find myself suitable for the project. As you require TRON Smart contract expert, I have many years of experience working with Blockchain and having good knowledge about current trends of this technology. I can give you the advice on the liquidity pool in Just swap if you want to access LP smart contract code or ABI so you can add LP to the pool.
I assure you that my advice and suggestions will never get failed, and your project will go successful as i have done projects based on same.
If you are interested , please chat with me.
Hope to hear from you soon.
Thank you!