Few threads I was able to dig:

Their official ANN thread: - (https://bitcointalk.org/index.php?topic=1691388.0)

Fairly recently Scam Accusations:

Tradesatoshi.com SCAM - (https://bitcointalk.org/index.php?topic=2890191.0)

Is TradeSatoshi Safe? Anyone Used It? - (https://bitcointalk.org/index.php?topic=1997270.0)

I guess you really need some due diligence because engaging yourself in trading. Just try to invest few sats and see how it goes for you. Goodluck.