At Olive International (Sungboon Editor), I managed Amazon Sponsored Ads for Prime Big Deal Days, generating ~33% of event sales at 6.2 ROAS. I also contributed to the brand’s highest daily sales of 2026 to date.
I restructured the Sponsored Ads campaign architecture, reducing TACoS from 10.2% to 8.6% while doubling non-brand spend. A pilot of Sponsored Brands Video used creative I planned myself.
At Wise Planet Company (Dr.Piel), I structured the brand’s first BFCM Amazon ad strategy without prior data. The ads drove ~17% of event sales at 2.36 ROAS in a launch-phase setup.
I also built and managed the brand’s US TikTok accounts from scratch, generating 596K+ views, and partnered with 9 creators via TikTok One. Alongside this work, Amazon branded search rose 325% YoY in H1 2026.

