system-prompt-engineering
System Prompt Engineering Skill
Design effective system prompts for custom agents that establish identity, rules, and behavior.
Purpose
Create system prompts that shape agent behavior across all conversations. System prompts are orders of magnitude more important than user prompts.
When to Use
- Creating new custom agents
- Establishing agent expertise
- Defining persistent rules
- Building specialized assistants
System Prompt vs User Prompt
| Aspect | System Prompt | User Prompt |
|---|
More from melodic-software/claude-code-plugins
design-thinking
Design Thinking methodology for human-centered innovation. Covers the 5-phase IDEO/Stanford d.school approach (Empathize, Define, Ideate, Prototype, Test) with workshop facilitation and exercise templates.
201plantuml-syntax
Authoritative reference for PlantUML diagram syntax. Provides UML and non-UML diagram types, syntax patterns, examples, and setup guidance for generating accurate PlantUML diagrams.
171architecture-documentation
Generate architecture documents using templates with diagram integration. Use for creating C4 diagrams, viewpoint documents, and technical overviews.
132data-modeling
Data modeling with Entity-Relationship Diagrams (ERDs), data dictionaries, and conceptual/logical/physical models. Documents data structures, relationships, and attributes.
103resume-optimization
Resume structure, achievement bullet formulas, ATS optimization, and job-targeted tailoring for software engineers. Use when reviewing resumes, crafting achievement bullets, extracting keywords from job descriptions, or tailoring content for specific roles.
95state-machine-design
Statechart and state machine modeling for lifecycle and behavior specification
93