Building a profitable trading bot is hard enough — you don't need a catastrophic position size error wiping out your entire account. The PERP_MAX_POSITION_USD policy in WAIaaS caps your bot's maximum position size in perpetual futures, creating an automated safety net that prevents runaway trades from destroying your capital. Why Position Limits Matter for Trading Bots Algorithmic trading systems can execute hundreds of trades per minute. A single bug in position sizing logic, a misconfigured leverage parameter, or an unexpected market condition can lead your bot to open positions far larger than intended. Traditional trading infrastructure leaves you vulnerable — by the time you notice the problem, significant damage may already be done. Professional trading firms solve this with sophisticated risk management systems that cost millions to build.…