Domain
Blockchain & Web3
Skill Profile
NFT: ERC-721, ERC-1155, metadata, marketplace integration, royalties
Roles
2
where this skill appears
Levels
5
structured growth path
Mandatory requirements
6
the other 4 optional
Blockchain & Web3
Web3 Development
3/17/2026
Choose your current level and compare expectations. The items below show what to cover to advance to the next level.
The table shows how skill depth grows from Junior to Principal. Click a row to see details.
| Role | Required | Description |
|---|---|---|
| Blockchain Developer | Understands NFT development fundamentals: ERC-721/ERC-1155 standards, metadata storage (IPFS, Arweave), and marketplace integration. Follows team patterns for deploying NFT contracts and building minting interfaces with Web3 libraries. | |
| Smart Contract Developer | Understands NFT smart contract fundamentals: ERC-721/ERC-1155 implementations, tokenURI patterns, and royalty standards (EIP-2981). Follows team patterns for writing mint functions, access control, and metadata on-chain/off-chain strategies. |
| Role | Required | Description |
|---|---|---|
| Blockchain Developer | Independently develops with NFT Development in Hardhat/Foundry. Conducts basic audits. Optimizes gas. | |
| Smart Contract Developer | Independently develops with NFT Development in Hardhat/Foundry/OpenZeppelin. Conducts basic audits. Optimizes gas. |
| Role | Required | Description |
|---|---|---|
| Blockchain Developer | Required | Designs NFT platform architecture: lazy minting with meta-transactions, batch minting optimization, and multi-chain NFT bridges. Conducts security analysis of marketplace contracts and implements on-chain generative art systems. |
| Smart Contract Developer | Required | Designs advanced NFT contract systems: ERC-6551 token-bound accounts, dynamic NFTs with Chainlink oracles, and gas-optimized batch operations. Conducts security audits of NFT marketplace logic and implements novel token standards. |
| Role | Required | Description |
|---|---|---|
| Blockchain Developer | Required | Defines NFT product architecture: platform scalability strategy, creator tool ecosystem, and cross-marketplace interoperability. Establishes metadata standards, content moderation policies, and IP protection frameworks for NFT collections. |
| Smart Contract Developer | Required | Defines NFT smart contract architecture and governance: upgrade strategies for NFT contracts, royalty enforcement mechanisms, and on-chain provenance tracking. Establishes security audit requirements and testing standards for NFT protocol development. |
| Role | Required | Description |
|---|---|---|
| Blockchain Developer | Required | Defines organizational NFT strategy: multi-chain NFT infrastructure, creator economy platform vision, and partnerships with marketplaces/galleries. Evaluates emerging NFT standards and shapes company-wide digital asset technology roadmap. |
| Smart Contract Developer | Required | Defines organizational NFT smart contract strategy: token standard innovation, cross-chain composability frameworks, and programmable royalty architectures. Shapes enterprise vision for next-gen digital asset protocols and contributes to standard governance. |