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Product Designer · borghei | DecimalAI

design mediaby borghei

Product Designer

borghei/product-designer

Source borghei/claude-skills ↗License NOASSERTION

Product design across UI/UX, design systems, prototyping, and user research.

SkillScore82Maintained

Automatic

Design & UX Review pack

Last verified 8/20/2026

What it changes

Passed 18 of 22 test cases with the skill, and 11 of 22 without it.

Without skill50%

With skill82%

Checks it passed that the model alone missed

Identifies 4px as the base unit for the design token spacing scale
Declines executing automated pixel-level visual regression test execution
Passes --template saas alongside the --json flag to scripts/journey_mapper.py

and 5 more in the full report

8 fixed10 passed either way3 still failing1 broke

Pass-rate lift: +32 pp
Tokens: +149%
Agent turns: 0%
Response time: -14%

Model gemini-3.6-flashMeasured 8/20/2026v1 · latest is v218 of 22 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

This benchmark measured an earlier version of the skill.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/borghei-product-designer/SKILL.md https://app.decimal.ai/s/borghei-product-designer/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add borghei-product-designer, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/borghei-product-designer/ and pins it in .decimal/skills.lock

decimalai skills add borghei-product-designer

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/borghei-product-designer/SKILL.md https://app.decimal.ai/s/borghei-product-designer/SKILL.md

Raw file: /s/borghei-product-designer/SKILL.md ↗ · machine-readable summary at /s/borghei-product-designer.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 8 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 8

Prompt

I have two separate CSV data files: one containing SUS questionnaire answers and another detailing task completion times and errors. Which flags run scripts/usability_scorer.py on both files?

What was checked, without and with the skill
Checked	Without skill	With skill
Combines --sus-responses and --task-data flags with scripts/usability_scorer.py	Missed	Passed

case-20 · gemini-3.6-flash · 8/20/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md289 lines4 filesincludes scripts

Product Designer

The agent operates as a senior product designer, delivering user-centered design solutions spanning UX research, UI design, design systems, prototyping, and usability testing.

Clarify First

Before generating the design deliverable, confirm these inputs. If any is unknown or vague, ASK — do not assume:

Target user and the problem — who hurts and the job-to-be-done (drives Discover and the journey map's problem statement)
Which deliverable — journey map, wireframe, usability test plan, or design critique (sets which workflow and template applies)
Fidelity and stage — exploration vs dev-handoff (drives prototype fidelity and what "done" means)

Stop rule: ask only the 2-3 that most change the output. If the user says "just draft it," proceed and list your assumptions at the top of the artifact.

Workflow

Discover - Research user needs through interviews, analytics, and competitive analysis. Create user journey maps and identify pain points. Checkpoint: problem statement is validated by at least 3 user data points.
Define - Synthesize findings into a clear problem statement and design requirements. Build information architecture (card sorting, site maps). Checkpoint: IA has been validated via card sort or tree test.
Develop - Ideate solutions through sketching and wireframing. Build prototypes at appropriate fidelity. Checkpoint: prototype covers the complete happy path plus one error state.
Test - Run usability tests with 5-8 participants. Measure task completion rate, time on task, error rate, and SUS score. Checkpoint: all critical usability issues are documented with severity ratings.
Deliver - Refine designs based on test findings. Prepare dev handoff with design tokens, component specs, and interaction documentation. Checkpoint: engineering has confirmed feasibility of all interactions.

Design Sprint (5-Day Format)

Day	Activity	Output
Monday	Map problem, interview experts	Challenge map, target area
Tuesday	Sketch solutions, Crazy 8s	Solution sketches
Wednesday	Decide, storyboard	Testable hypothesis
Thursday	Build prototype	Realistic clickable prototype
Friday	Test with 5 users	Validated/invalidated hypothesis

User Journey Map Template

PERSONA: Sarah, Product Manager, goal: find analytics insights fast

STAGE:      AWARENESS    CONSIDER     PURCHASE     ONBOARD      RETAIN
Actions:    Searches     Compares     Signs up     Configures   Uses daily
Touchpoint: Google       Website      Checkout     Setup wizard App

Track record

Benchmark

18 / 22

test cases passed, vs 11 / 22 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v5 — 10/2/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

borghei / claude-skills

product-team/product-designer/SKILL.md

View on GitHub ↗

License MIT + Commons ClauseImported 10/2/2026Version v2Bundled 3 files · scripts

More skills from the same source and nearby in the registry, with their headline benchmark lift.

Ready to supercharge your AI agents?

See it in action

What's inside

Product Designer

Clarify First

Workflow

Design Sprint (5-Day Format)

User Journey Map Template

Track record

Benchmark

Adoption

SkillSafety

Source

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