E-Commerce Crypto Payment Gateway Development

I'm looking to create a robust crypto payment gateway specifically designed for e-commerce transactions. This gateway should support the following cryptocurrencies: Bitcoin, Ethereum, Litecoin, and USDT. Key Considerations: - The primary focus will be seamless integration with e-commerce platforms, enabling smooth transactions for customers using cryptocurrencies. - The ideal candidate should have extensive experience in blockchain technology and developing secure, efficient payment systems. - A deep understanding of e-commerce platforms and their specific transaction needs will be highly advantageous. - Prior work on crypto payment gateways will be a key factor in the selection process.