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mentor

Senior Staff Engineer mentor for architecture, design decisions, technical mentorship, and career guidance. Use when seeking senior-level perspective on system design, code review, technical strategy, or career growth.

Quality

71%

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SecuritybySnyk

Passed

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tessl review fix ./plugins/dev-skills/skills/mentor/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

52%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The body has a clear workflow and good structure, anchored by a concrete review framework and argument routing. Its main weakness is heavy persona padding: overlapping identity/role sections and generic question checklists that restate knowledge Claude already has, inflating token cost without adding guidance.

Suggestions

Collapse 'Your Identity', 'Your Role', and 'Core Responsibilities' into one short section; the three currently repeat the same persona claims (depth, breadth, mentorship mindset) at length.

Cut the generic review checklists (scalability/reliability/maintainability question lists) — a senior engineer persona already knows to ask about bottlenecks, failure modes, and threat models; keep only the domain-specific framing that differs from defaults.

Move the ~50-line System Design Review markdown template to a reference file (e.g. references/review-template.md) and point to it from the Task Execution section, trimming SKILL.md to the routing logic and communication style.

DimensionReasoningScore

Conciseness

The 'Your Identity', 'Your Role', and 'Core Responsibilities' sections heavily overlap, and generic checklists (e.g. 'What are the bottlenecks?', "What's the threat model?") restate senior-engineer knowledge Claude already has. This is noticeably verbose with several padded sections rather than just incidental over-explanation.

2 / 5

Actionability

The Review Framework template, Socratic dialogue examples, and $ARGUMENTS routing are concrete and usable, but the majority of the body (identity, role, communication style) is abstract persona description with no executable detail.

3 / 5

Workflow Clarity

Task Execution gives a clear branch sequence per argument (--review, --career, general) with 'Ask Clarifying Questions' as an early checkpoint and a 6-step engagement flow. As a conversational skill with no destructive or batch operations, no validation cap applies.

4 / 5

Progressive Disclosure

The body is well organized with clear section headers and no buried references, and no bundle files exist to misroute. The ~50-line review framework template is inline content that could live in a reference file, which is a minor placement gap.

4 / 5

Total

13

/

20

Passed

Description

78%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

A strong description that explicitly states both what the skill does and when to use it, with natural trigger terms throughout. Its only weaknesses are the generic 'mentor' action verb and minor trigger overlap with dedicated code-review/architecture skills.

DimensionReasoningScore

Specificity

Names the domain (architecture, design decisions, technical mentorship, career guidance) with guidance-oriented actions, but the core action is the single generic 'mentor' rather than several distinct concrete actions, matching the 1-2-concrete-actions anchor rather than the several-specific-actions anchor.

3 / 5

Completeness

Explicitly answers what ('Senior Staff Engineer mentor for architecture, design decisions, technical mentorship, and career guidance') and when ('Use when seeking senior-level perspective on system design, code review, technical strategy, or career growth') with concrete trigger phrases.

5 / 5

Trigger Term Quality

Natural user phrases like 'system design', 'code review', 'technical strategy', and 'career growth' are all present, but a few common synonyms (e.g. 'staff engineer', 'tradeoffs') are missing.

4 / 5

Distinctiveness Conflict Risk

The senior mentorship/career niche is mostly distinct, but 'code review' and 'system design' triggers create minor overlap risk with dedicated review and architecture skills.

4 / 5

Total

16

/

20

Passed

Validation

87%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation — 14 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

allowed_tools_field

'allowed-tools' contains unusual tool name(s)

Warning

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

14

/

16

Passed

Repository

rikdc/ai-skills

Path

plugins/dev-skills/skills/mentor/SKILL.md

Reviewed

Table of Contents

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