I'm seeking an experienced developer to create a high-frequency trading (HFT) autotrading system for cryptocurrencies, specifically integrated with Coinspot. The system should focus on momentum trading strategies. Key Requirements: - High-frequency trading system development - Integration with Coinspot exchange - Implementation of momentum trading strategies Ideal Skills and Experience: - Proficiency in HFT and algorithmic trading - Experience with Coinspot API - Strong background in momentum trading strategies - Knowledge of risk management and trading algorithms - Ability to deliver a secure and efficient trading system Please provide examples of previous similar work and a brief outline of your approach.