Sam Ko

Product Owner · Worxphere AI Product Team · Seoul

AI Product Owner
from ambiguity to useful products

I turn ambiguous AI opportunities into products teams can ship, operate, and improve—connecting user evidence, product strategy, UX, and cross-functional delivery.

View selected work About & résumé
  1. Current

    Product Owner

    Worxphere · AI Product Team · Seoul · 2026–Current

  2. 10+ years

    Product & UX practice

    Experience spanning AI products, enterprise SaaS, and consumer services.

  3. Portfolio

    10+ AI Products

    SaaS, AI assistants, chatbots, ERP products, and AI devices shaped through UX and service design.

Selected evidence from the case studies · Internal project data unless noted otherwise.

Selected work

Products shaped through research, strategy, and design

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Kakao Enterprise

Hey Kakao

Prioritized data-backed answers and child-friendly experiences over expanding generic fallback scripts.

Role
Product Manager · Lead Product Designer
Impact
Response accuracy reached 93% after the Hey Kakao 2.0 rollout.

Internal product data; measurement details available on request.

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LG CNS

LG CNS Singlex Chatbot Platform

Unified build, test, access control, training, and migration while retaining essential Dialogflow compatibility.

Role
Lead Product Designer · Bot Migration Project Manager
Impact
3+ legacy chatbot systems migrated to Singlex.

Internal project delivery data.

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Kakao Enterprise

B2B2C Chatbot Projects

Used real VOC data and guided conversational UX to cover core intents while keeping operations sustainable.

Role
Product Manager · Product / Conversation Designer
Impact
Six finance and retail chatbot launches.

Internal project delivery data.

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Royal College of Art

Workmate.AI

Connected communication support, knowledge retrieval, and active task tracking in one assistant.

Role
User Research · User Experience Strategy
Impact
A working KakaoTalk demo translated research into product, trust, and delivery requirements.
Mystix K-Culture AI Companion Service public app visualOpen preview

Mystix AI

Mystix

Led the zero-to-one journey from Sep 2025 investment and demo support through company formation, product strategy, UX planning, design, and Mar 2026 launch.

Password-protected case study · public preview available.

Role
Solo Product Lead · Strategy → UX Planning → UX Design
Impact
Tier 1 launch markets: Indonesia, Japan, and the Philippines; 50K+ displayed on Google Play for the shared app package.

Public App Store and Google Play listings · accessed July 2026.

Worxphere and JobKorea — South Korea No.1 HR PlatformOpen preview

Worxphere

Worxphere AX

Connected service agents, labour-market intelligence, and governed AI operations in one architecture.

Password-protected case study · public preview available.

Role
Product Owner · AI Product Strategy
Impact
Current confidential work · prototype evidence shown, business outcomes pending.