Ethereum NFT Marketplace Development

We are looking for an experienced blockchain developer to create an NFT marketplace on Ethereum. The marketplace will primarily feature utility tokens, and should include the following functionalities:

- Minting NFTs
- Buying and selling NFTs
- Auction system

Ideal skills and experience:
- Strong knowledge of Ethereum and smart contracts
- Experience in developing NFT marketplaces
- Proficiency in blockchain development tools and frameworks
- Familiarity with frontend and backend integration for seamless user experience
- Ability to ensure security and scalability of the platform

Please provide examples of similar projects you've completed and your approach to this development.