I am looking for an experienced blockchain developer who can either: • Provide a crypto transaction simulation software they have previously built, or • Develop a custom transaction simulation tool from scratch Type of Software Needed::: The software should support USDT and similar tokens, including: • USDT (TRC20 – Tron network) • USDT (ERC20 – Ethereum network) • Other ERC20 / TRC20-compatible tokens (optional) Any existing transaction simulation or “flash-style” testing software you already have can be proposed, provided it is designed strictly for testing, educational, or demonstration purposes. Intended Use The software will be used only for: • Blockchain education and demonstrations • Simulating transaction behavior in test environments • Understanding confirmations, mempool flow, and token transfers • Research and development purposes Requirements: • Strong experience with Ethereum (ERC20) and/or Tron (TRC20) • Knowledge of token contracts, transaction lifecycle, and confirmations • Clean, secure, and well-documented code • Transparent explanation of how the software works and its limitations • Compliance with blockchain standards and freelancing platform policies Important Compliance Notice: • This project is NOT for fraud, deception, fake balances, or misleading transactions • No bypassing of blockchain security or wallet systems • Testnet, simulation, or clearly labeled demo environments are preferred Proposal Should Include: • Your blockchain development experience • Whether you already have a similar tool or will build from scratch • Supported networks (ERC20, TRC20, testnet/mainnet simulation) • Delivery timeline and pricing