Blog · page 24

Bot engineering, in depth.

Page 24 of 25 — how trading bots actually work on Solana, Hyperliquid and Polymarket.

Smart Contracts

Nov 8, 2025·6 min read

Anchor PDA Design Patterns for HFT Settlement Vaults

Walk through battle-tested PDA seed schemes for on-chain vaults that settle high-frequency trades on Solana — covering signer authority, nonce accounts, and rent-exemption sizing. Learn how layout mistakes silently inflate compute costs and how to benchmark with solana-program-test.

Nov 8, 2025·6 min read

Solana vs Hyperliquid for HFT Bots: Latency & Fill Rates

A side-by-side benchmark of order execution latency, fill rates, and MEV exposure on Solana DEXs versus Hyperliquid's native order book. Covers which venue wins for market-making, momentum, and statistical arbitrage strategies in 2025.

Nov 7, 2025·5 min read

Polymarket API Authentication & Wallet Setup in Python

Step-by-step tutorial for generating an API key, signing orders with a Polygon-compatible EOA, and placing your first limit order on Polymarket's CLOB in under 50 lines of Python using the official py-clob-client SDK.

Nov 6, 2025·4 min read

Trading Bot Risk Management: Kill-Switches That Save Capital

Circuit-breakers, drawdown caps, and dead-man switches aren't optional — they're the difference between a controlled loss and a blown account.

Nov 6, 2025·6 min read

Private Key Management for Solana Bots: HSM vs Vault vs Env Vars

Compares hardware security modules (YubiHSM 2), HashiCorp Vault transit secrets, and plaintext env vars for storing Solana signer keys, covering operational cost, latency impact on HFT throughput, and minimum-viable key rotation procedures.

Nov 5, 2025·7 min read

Incident Response Playbook for Crypto Trading Bot Failures

A concrete, role-by-role runbook covering the first 15 minutes after a bot goes rogue: who kills positions, how to audit the Solana or Hyperliquid trade history, what to preserve for post-mortem, and how to communicate with counterparties or LPs.

Nov 2, 2025·6 min read

Hyperliquid WebSocket API: Low-Latency Setup for Trading Bots

Complete guide to connecting to Hyperliquid's WebSocket feeds for order book, trades, and account updates, with latency benchmarks, reconnection logic, and Python/Rust code patterns for production-grade bots.

Nov 2, 2025·4 min read

News-Driven Polymarket Bots: Trading Resolution Catalysts

How real-time news feeds and low-latency execution let polymarket news trading bots reprice prediction markets before manual traders can react.

Nov 1, 2025·5 min read

Polymarket Market-Making Bots: Quoting Both Sides of YES/NO

A technical breakdown of how market-making bots quote binary outcome shares on Polymarket's CLOB, manage inventory skew, and protect P&L through resolution.

Nov 1, 2025·5 min read

Hiring a Solana Infrastructure Engineer: What to Actually Look For

Most candidates can configure an RPC node but few understand shred propagation, geyser plugin internals, or NUMA-aware thread pinning — we outline the interview signals, take-home task design, and market-rate ranges for trading-focused infra engineers in 2025.

Oct 31, 2025·5 min read

Hire a Freelancer vs Agency to Build Your Trading Bot: Pros & Cons

Compares engagement models, risk profiles, IP ownership clauses, and typical cost ranges when hiring a freelance quant developer versus a specialist agency like TierZero for crypto trading bot development. Includes questions to ask before signing any contract.

Oct 30, 2025·4 min read

CEX vs DEX Arbitrage Bots: Where the Real Edge Lives

A technical breakdown of CEX vs DEX arbitrage bots — custody risk, withdrawal latency, on-chain atomicity, and where sustainable edge actually comes from.

Oct 29, 2025·5 min read

Hyperliquid Builder Codes and API Rate Limits: What You Need to Know

How Hyperliquid builder codes attribute volume and unlock fee rebates, alongside the hard API rate limits that market makers and HFT shops must design around to avoid throttling or bans.

Oct 28, 2025·4 min read

Solana DEX Arbitrage Bots: Routing Across Raydium and Orca

How multi-hop route discovery and atomic same-block execution turn Solana AMM price gaps into consistent edge for a solana arbitrage bot.

Oct 27, 2025·5 min read

Flash Loan Arbitrage Bots: Zero-Capital MEV Explained

Learn how flash loan arbitrage bots borrow, trade, and repay within a single atomic transaction — capturing MEV with zero upfront capital on Solana and beyond.

Oct 27, 2025·5 min read

Building an Order-Book Imbalance Signal on Solana OpenBook v2

Constructs a real-time bid-ask volume imbalance feature from OpenBook v2's on-chain account state, evaluates its predictive horizon at the 50ms and 500ms mark, and integrates it into a momentum entry filter. Includes a TypeScript listener that streams account deltas via gRPC.

Oct 25, 2025·4 min read

Solana Priority Fees: Landing Transactions Under Load

A practical breakdown of dynamic compute-unit pricing and fee estimation so your Solana bot lands transactions without overpaying during peak congestion.

Smart Contracts

Oct 25, 2025·4 min read

Solana Program Security Audit Checklist for Trading Apps

Before you put real capital through a custom settlement program, you need to pass a security audit. This checklist covers signer-check bypasses, owner mismatches, arithmetic overflows, and re-entrancy vectors specific to DeFi trading programs.

Oct 25, 2025·5 min read

Yellowstone gRPC Streaming on Solana: Complete Setup Guide

Step-by-step walkthrough for connecting to a Yellowstone-compatible geyser plugin via gRPC to stream accounts, transactions, and slots in real time. Covers authentication, filtering by program ID, and handling backpressure in production.

Oct 25, 2025·5 min read

Hyperliquid Funding-Rate Arbitrage: Delta-Neutral Yield

Build a delta-neutral carry trade on Hyperliquid that captures perpetual funding rates while hedging spot exposure — a concrete engineering breakdown for serious traders.

Oct 23, 2025·4 min read

Building a pump.fun Sniper Bot That Beats the Bonding Curve

A technical deep-dive into bonding-curve mechanics, first-block buy races, and the infrastructure stack needed to win on pump.fun.

Oct 22, 2025·5 min read

Colocation Strategy for Hyperliquid: Is It Worth the Cost?

Hyperliquid runs validators in specific data centers — this article maps those locations, measures round-trip latency from AWS/GCP/bare-metal alternatives, and calculates the real PnL edge colocation provides for market makers and stat-arb bots.

Oct 22, 2025·5 min read

Polymarket's Conditional Token Framework: What Traders Need to Know

Polymarket's binary outcome shares are built on Gnosis's Conditional Token Framework — a specific on-chain architecture that shapes how collateral moves, how positions settle, and where custody risk actually lives. Here is what that means in practice for anyone running capital on the platform.

Oct 21, 2025·4 min read

Hyperliquid Grid Bots: Range Trading Perps Automatically

Learn how a hyperliquid grid bot adapts classic range trading to leveraged perps with liquidation-aware bounds, funding-rate logic, and automated kill-switches.