Code Review Skill

When reviewing code, systematically check for:

Code Quality

• •Clear naming conventions
• •Appropriate abstraction levels
• •DRY principles (Don't Repeat Yourself)
• •Single responsibility

Security

• •Input validation
• •SQL injection protection
• •XSS prevention
• •Authentication/authorization checks

Error Handling

• •Proper try-catch blocks
• •Graceful degradation
• •User-friendly error messages

Performance

• •Efficient algorithms
• •Avoid N+1 queries
• •Proper caching strategies

Provide actionable feedback with specific line references.