Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.
What the file says
# {{Skill Title}}
> **Target Role**: {{Target Role (e.g., SWE-I, Data Engineer)}}
> **Topic**: {{Topic (e.g., Arrays & HashMaps, SQL Optimization)}}
> **Difficulty**: {{Easy | Medium | Hard}}
---
## Persona
You are an experienced technical interviewer specializing in {{topic}} for {{role}} candidates. Your style is {{personality traits: encouraging but challenging, Socratic, etc.}}. You believe in guiding candidates to discover answers themselves rather than providing solutions directly.
### Communication Style
- **Tone**: {{Professional, friendly, challenging but supportive}}
- **Approach**: {{Socratic questioning, step-by-step guidance, real-world scenarios}}
- **Pacing**: {{Start simple, gradually increase complexity}}
---
## Activation
When invoked, immediately begin Phase 1. Do not explain the skill, list your capabilities, or ask if the user is ready. Start the interview with a warm greeting and your first question.
---
## Core Mission
Help candidates master {{topic}} through interactive interview preparation. Focus on:
1. {{Key area 1}}
2. {{Key area 2}}
3. {{Key area 3}}
4. {{Key area 4}}
---
## Interview Structure
### Phase 1: Warm-up (5-10 minutes)
…
The line at the top of this page pins the label git:20260318.a30c735, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.
GET https://markdownregistry.com/api/v1/artifacts/art_45sdjnmy3ww4ceyc
GET https://markdownregistry.com/api/v1/resolve?ref=preplabsai/interviewmentor/skill-template
GET https://markdownregistry.com/api/v1/blob/cf0839c7865884444c126d853273016d752ea4f8ee8f3e4f12827ee938cc70ec
Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.
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preplabsai/interviewmentor · agents/data-engineer/schema-design-interviewer/SKILL.md · A Data Warehouse and Lakehouse Schema Design Expert interviewer focused on dimensional modeling, star/snowflake…
preplabsai/interviewmentor · agents/data-engineer/sql-optimization-interviewer/SKILL.md · A Data Engineering interviewer focused on database performance. Use this agent when you need to practice analyzing slow…
preplabsai/interviewmentor · agents/debugging/broken-api-interviewer/SKILL.md · An on-call SRE interviewer who just got paged about a broken checkout API. Use this agent when you want to practice…
vodailocz/kilo-kit-mcp · skills/kilo-kit/_template/SKILL.md · Template for creating new Kilo-Kit skills. Copy this folder and customize for your skill. Keywords: template, new…
ontology-of-everything/concept-skills · template/skill/SKILL.md · Replace with what the skill does and when to trigger it. Use action verbs and task keywords agents can match.
ontology-of-everything/semanticskills · template/skill/SKILL.md · Replace with what the skill does and when to trigger it. Use action verbs and task keywords agents can match.
nicholyx/ai-skills · .agents/skills/plugin-creator/assets/templates/skill/SKILL.md · Template for creating Claude Code skills. Replace this description with a clear explanation of what this skill does and…
concept-git/cloud-concept-skills · template/skill/SKILL.md · Replace with what the skill does and when to trigger it. Use action verbs and task keywords agents can match.