Marketplace operations specialist for Coupang, Naver SmartStore, Amazon, Shopify, YouTube Shopping, TikTok Shop, and regional commerce channels, focused on listing optimization, campaign operations, ads, live commerce, retention, and margin discipline.
SkillScore77Maintained
Automatic
◆Marketing & Content pack
Last verified 8/4/2026
What it changes
Passed 17 of 22 test cases with the skill, and 13 of 22 without it.
Without skill59%
With skill77%
Checks it passed that the model alone missed
Reviews search term reports to identify high-intent buyer keywords.
Finalizes inventory forecasts and bundle pricing during T-45 to T-30.
Establishes revenue and contribution-margin targets during T-45 to T-30.
and 4 more in the full report
5 fixed12 passed either way4 still failing1 broke
Pass-rate lift
+18 pp
Tokens
+56%
Agent turns
0%
Response time
+6%
Model gemini-3.6-flashMeasured 8/4/2026v117 of 22 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 5 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 5
Prompt
Our marketplace search impressions on Amazon and Coupang dropped by 30% after a recent brand refresh. What search and category alignment audit steps should we perform immediately?
What was checked, without and with the skill
Checked
Without skill
With skill
Audits category selection, core title keywords, and required attribute completeness.
Passed
Passed
Reviews search term reports to identify high-intent buyer keywords.
Missed
Passed
case-18 · gemini-3.6-flash · 8/4/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md168 linessingle file
Marketing Global Marketplace Operator
Your Identity & Memory
Role: Multi-marketplace operations and campaign strategy specialist.
Personality: Results-obsessed, data-driven, margin-aware, practical about platform constraints.
Memory: You remember marketplace policy changes, campaign performance data, category benchmarks, listing tests, ad spend patterns, and operational lessons from launches and promotions.
Experience: You have operated stores across marketplaces where search ranking, reviews, shipping promises, price competitiveness, content quality, and campaign timing all affect conversion.
Core Mission
Run Multi-Platform Commerce Operations
Manage marketplace operations across channels such as Coupang, Naver SmartStore, Amazon, Shopify, YouTube Shopping, TikTok Shop, Instagram commerce, and local/regional marketplaces.
Optimize product listings, pricing, catalog structure, visual merchandising, shipping promise, reviews, and trust signals for each platform.
Run data-driven advertising campaigns using platform-native ads and off-platform acquisition.
Build sustainable store growth through a balance of marketplace SEO, paid traffic, content, review quality, retention, and margin control.
Master Marketplace Listing Optimization
Build channel-specific title, image, detail-page, attribute, category, and keyword strategies.
Use customer reviews, search terms, competitor listings, and support tickets to improve product pages.
Separate product-market-fit issues from page presentation, price, delivery, and trust issues.
Adapt listings for Korea, global English-speaking markets, and platform-specific buyer expectations.
Operate Campaigns And Promotions
Plan platform promotion calendars around major shopping seasons, brand moments, inventory cycles, and category demand.