Skill Profile

Smart Contract Security & Auditing

Smart contract auditing: reentrancy, overflow, flash loans, formal verification

Blockchain & Web3 Smart Contracts

Roles

2

where this skill appears

Levels

5

structured growth path

Mandatory requirements

6

the other 4 optional

Domain

Blockchain & Web3

Group

Smart Contracts

Last updated

3/17/2026

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 common smart contract vulnerabilities: reentrancy, integer overflow, and front-running. Reviews code for basic security issues using checklists. Follows secure development patterns recommended by the team.
Smart Contract Developer Understands fundamentals of smart contract security: access control, input validation, and safe math operations. Uses static analysis tools like Slither for basic vulnerability detection. Learns from audit reports and documented exploits.
Role Required Description
Blockchain Developer Independently develops with Smart Contract Security in Hardhat/Foundry. Conducts basic audits. Optimizes gas.
Smart Contract Developer Independently develops with Smart Contract Security in Hardhat/Foundry/OpenZeppelin. Conducts basic audits. Optimizes gas.
Role Required Description
Blockchain Developer Required Designs secure smart contract architectures with upgradability patterns, timelocks, and multi-sig governance. Conducts internal security audits using Mythril, Echidna, and manual review. Optimizes gas usage without compromising security. Mentors team on secure Solidity patterns.
Smart Contract Developer Required Designs and executes comprehensive smart contract audits: formal verification, fuzz testing with Echidna, and symbolic execution with Manticore. Identifies complex attack vectors including flash loan exploits and oracle manipulation. Mentors developers on writing audit-ready code.
Role Required Description
Blockchain Developer Required Defines smart contract security standards and audit processes for blockchain products. Establishes pre-deployment security checklists and automated scanning pipelines. Coordinates external audit engagements and manages remediation workflows.
Smart Contract Developer Required Defines security-first development culture for smart contract teams. Establishes mandatory audit gates in CI/CD, security review processes, and incident response playbooks for on-chain exploits. Coordinates bug bounty programs.
Role Required Description
Blockchain Developer Required Defines organizational blockchain security strategy across multiple chains and protocols. Designs cross-chain security frameworks and formal verification standards. Drives industry-level security initiatives and contributes to EIP security proposals.
Smart Contract Developer Required Defines enterprise-wide smart contract security architecture and risk management frameworks. Designs zero-trust patterns for DeFi protocols and cross-chain bridges. Establishes formal verification methodologies and contributes to blockchain security standards bodies.

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