Very Long-Term Period | Principal Blockchain Developer

Now, we're building crypto exchange platform.
We need api's for the below coins to integrate with our exchange platform.
coins: USDC, ADA, DOT, THETA, XRP, XLM, LINK, LTC, VET,ATOM
Api: 1. Wallet Address Generation Api
2. Get balance Api
3. Deposit coin Api
4. Withdraw coin Api
Please reply who is aware of these coins and deep knowledge about crypto.
If you read above carefully, you should bid starts with "COIN".