SimTrading

The Professional Backtesting Platform. For Developers.

Documentation

Start the integration

Instant Access Environment

Start Backtesting
In Seconds

No payments required. No installation. Just pure strategy execution on our high-performance cloud infrastructure.

Create your Account
+142.5%
Total Return
SimTrading Engine

Write Powerful Strategies
in Simple Python

Our engine is designed for developers. Use the standard data science stack you love, with a powerful event-driven backtesting engine underneath.

Read Engine Docs
strategy.py
from simtrading import BaseStrategy, OrderIntent, Side

class SMAStrategy(BaseStrategy):
    def on_bar(self, context):
        # 1. Access Data
        current_price = context.candle['BTC-USD'].close
        closes = context.get_series('BTC-USD', 'close', limit=20)
        
        # Calculate SMA
        sma = sum(closes) / len(closes)

        # 2. Check Portfolio & Generate Orders
        if current_price > sma and not context.is_long('BTC-USD'):
            return [OrderIntent(
                symbol='BTC-USD',
                side=Side.BUY,
                quantity=0.1,
                order_type='MARKET'
            )]
            
        elif current_price < sma and context.is_long('BTC-USD'):
            return [OrderIntent(
                symbol='BTC-USD',
                side=Side.SELL,
                quantity=0.1,
                order_type='MARKET'
            )]
            
        return []