Skill Profile

Token Standards

This skill defines expectations across roles and levels.

Blockchain & Web3 Web3 Development

Roles

2

where this skill appears

Levels

5

structured growth path

Mandatory requirements

0

the other 10 optional

Domain

Blockchain & Web3

Group

Web3 Development

Last updated

2/22/2026

How to Use

Choose your current level and compare expectations. The items below show what to cover to advance to the next level.

What is Expected at Each Level

The table shows how skill depth grows from Junior to Principal. Click a row to see details.

Role Required Description
Blockchain Developer Understands main token standards: ERC-20, ERC-721, ERC-1155, ERC-4626. Knows differences and use cases for each standard. Sets up infrastructure for supporting various token types.
Smart Contract Developer Implements core token standards: ERC-20, ERC-721, ERC-1155, ERC-4626. Understands interface requirements and extension points of each standard. Tests compliance via reference tests.
Role Required Description
Blockchain Developer Implements infrastructure support for extended token standards: ERC-4626 vault tracking, ERC-2981 royalties, wrapped tokens. Configures monitoring and alerting for token operations.
Smart Contract Developer Implements extended token mechanics: fee-on-transfer, rebasing tokens, permit (EIP-2612). Understands edge cases: zero-amount transfers, self-transfers, approval race conditions.
Role Required Description
Blockchain Developer Designs infrastructure for multi-standard token platform: unified API, cross-chain token bridging, compliance monitoring. Analyzes new standards (ERC-7496, ERC-7512) for adoption.
Smart Contract Developer Designs custom token systems: multi-token vaults, wrapped token bridges, synthetic assets. Analyzes composability risks with DeFi protocols and ensures standards compliance.
Role Required Description
Blockchain Developer Defines token standards strategy for the organization. Establishes guidelines for standard selection across various use cases. Coordinates adoption of new standards and token migrations.
Smart Contract Developer Defines token standard strategy for the organization. Establishes guidelines for standard selection per use case. Coordinates adoption of new standards and token migration processes.
Role Required Description
Blockchain Developer Defines enterprise token infrastructure strategy. Participates in new EIP standard development and shapes industry best practices for token implementation and lifecycle management.
Smart Contract Developer Defines enterprise token standard strategy. Participates in developing new EIP token standards. Shapes best practices for token implementation, security, and lifecycle management.

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