Multi-Network Smart Contract Development

I need an experienced blockchain developer to create multi-network smart contracts for token creation. The contracts should support Ethereum and Binance Smart Chain, and comply with ERC-721/BEP-721 standards.

Requirements:
- Develop smart contracts for token creation
- Support Ethereum and Binance Smart Chain
- Ensure compliance with ERC-721/BEP-721 standards
- Provide detailed documentation
- Code should be secure and well-optimized

Ideal Skills & Experience:
- Proven experience with Ethereum and Binance Smart Chain
- Expertise in ERC-721/BEP-721 standards
- Strong programming skills in Solidity and smart contract development
- Familiarity with security best practices in blockchain development
- Good documentation and communication skills

Please include examples of previous work and relevant experience in your bids.