ChangJong Ryu

Product Manager @ AB180 & Airbridge

South Korea

About

Experience

  • Product Manager at AB180 - 에이비일팔공
    May 2022 - Apr 2025 · 3 yrs

    Product manager

  • Product Manager at Airbridge
    May 2022 - Apr 2025 · 3 yrs

  • Project Management Officer / Product manager at Korea Credit Data
    Jan 2021 - May 2022 · 1 yr 5 mos

    Mydata Project, Community service

  • Business Development Manager / PM at Hyperconnect
    Mar 2019 - Apr 2020 · 1 yr 2 mos

    - Worked as a sole BD manager for Korean market during service launching period. - Improved Day+1 retention from mid 10% to above 20% by setting up a hightlight clip team production process and making ad with the team - Achieved Top 2nd grossing revenue app from google play store(Non-game app) - Made a monitoring process more efficient by implying AI filtering model.

  • Samsung Electronics (3 yrs 8 mos)
    • Service planning & Service expansion lead (SEAO), Samsung Care+ (Device insurance)
      Apr 2018 - Feb 2019 · 11 mos

      - Managing global KPI of Samsung Care+ and service improvement plan - Leading entire service expansion project in SEAO (South East Asian & Oceania) from partner selection, product designing, system integration planning with partners to actual product launching and operation based on market research, analysis, strategic planning and partner evaluation.

    • Project Manager, App migration, Samsung Connect & SmartThings (Smart Home)
      Aug 2017 - Mar 2018 · 8 mos

      - Successfully integrated Samsung Connect and SmartThings by prioritizing features for integration after analyzing data usage and by tracking errors with developers to fix; responsible for planning and execution of user tests post integration. - Designed a user journey of account migration from SmartThings account to Samsung account. - Designed a SmartThings’ log extraction feature essential for digging into root cause of errors - Designed a SmartThings’ push notification feature used for notice and marketing purpose

    • Service Launching Task Force, Bixby (Voice AI)
      May 2017 - Aug 2017 · 4 mos

      - Created FAQs and main value propositions for users and a guide manual for CS agents in Bixby English launching project (Launched Aug, 2017). - Designed and set up an utterance management process for improving quality of Bixby’s voice recognition capability by utilizing 3rd party specialized linguistic company. - Monitored market reactions to Bixby Voice after launching and managed hot fix of service to incorporate market needs.