This is a full-time Advertisement Optimizer position based in Shenzhen. The role involves managing and optimizing information flow media platform ad accounts, focusing on maximizing ROI. Responsibilities include developing and executing traffic purchasing plans, creating ad strategies, building and optimizing accounts, performing data analysis, liaising with media partners, collaborating with internal teams (design, operations, technology), and regularly analyzing data to adjust strategies. The ideal candidate is passionate about the gaming industry, possesses strong analytical skills, understands audience psychology, and can provide feedback on ad creatives. Strong communication and teamwork skills are also essential.