For years, I have obsessed over the Betfair Exchange. I’ve spent countless hours staring at trading ladders on professional software like Bet Angel, Gruss Betting Assistant, and Geeks Toy. These tools are incredible, yet I always identified a gap in…
Betfair trading is the secret that professional gamblers don’t want you to know. For decades, the game was rigged. You bet against a bookie who set the odds, built in an unfair mathematical edge, and banned you if you won…
Backtesting Guide — Principles & MarketBook Replay | BotBlog Backtesting guides Published: 2025-11-11 • BotBlog Backtesting Guide — Principles & MarketBook Replay This backtesting guide explains why backtesting matters, the core principles you must adopt, common dead-ends teams face, and…
Skip to content Lesson 7 — Risk management, hedging & deployment Final crypto lesson: implement hedging/green‑up, enforce risk limits and circuit breakers, make order flows idempotent and observable, and package/deploy your bot safely (Docker / VPS) with monitoring and runbooks.…
Skip to content Lesson 6 — Backtesting & simulation (Jupyter) Simulate strategies in Jupyter: load historical ticks/candles, replay data, simulate executions with slippage & partial fills, and compute performance metrics. Estimated time: 60–90 minutes • Skill level: Intermediate Download .env…
Skip to content Lesson 5 — Webhooks & Pine alerts Build a secure webhook receiver for TradingView Pine alerts, validate HMAC signatures, map alert symbols to exchange testnet markets, and forward idempotent order instructions to the trading layer. Estimated time:…
Skip to content Lesson 4 — Order placement & fills (testnet) Place limit and market orders on exchange testnets, handle partial fills and cancellations, account for slippage and fees, and persist order state for reconciliation. Estimated time: 60 minutes •…
Skip to content Lesson 3 — Market data (REST & WebSocket) Implement reliable REST polling and WebSocket subscriptions, normalize different exchange payloads, merge snapshot + delta orderbooks, and respect rate limits. Estimated time: 45–60 minutes • Skill level: Beginner →…
Skip to content Lesson 2 — Authentication & HMAC Implement HMAC signing and secure API key handling for exchange testnets. Build a signed request helper, add replay protection and safe key storage best practices. Estimated time: 45–60 minutes • Skill…
Skip to content Lesson 1 — Crypto: Environment & testnet setup Prepare your Python environment, create exchange testnet API keys, and run quick REST and WebSocket smoke tests. This lesson gets you ready for the Crypto track. Estimated time: 30–45…
