Ya-Chen（Amber） Chiang Email and Phone Number

| Fortune’s global top 50 A.I. startups (TSE: 4180), Appier is an AI-powered advertising DSP, with offices in 17 cities across the United States, Asia, and Europe.|◦ Optimized ROI of user acquisition paid campaigns by 170% through targeting, inventory, bid, creative, and budget optimization with website browsing history and click location data.◦ Troubleshot KPIs (CPC, CPA, CPI, CTR) and conducted campaign performance reports. Responsible for the Asia Pacific digital marketing campaigns.◦ Executed 200+ digital marketing campaigns, specializing in branding, lead generation, and APP installation. Clients across E-commerce, FMCG, luxury brands, and gaming industries.◦ Solid understanding of RTB, Ad Networks, 3rd party tracking, and SDK integration (Appsflyer, Adjust).

| Rivaling SurveyCake, a SaaS qualitative research analysis platform with the biggest market share in Taiwan.|◦ Developed proof-of-concept processes for online-merge-offline solutions with 10+ CRM IT partners, creating new revenue streams for the company that accounts for 20% of overall revenue in 2022◦ Amplified 180% revenue growth by designing a scorecard modeling to predict deal success via logistic regression, which improves the business and partnership development processes◦ Boost 50% sales cycle by conducting customer segmentation on 1M+ users through Decision Tree, which provides Marketing team go-to-market strategies in target audience identification and lead generation◦ Gathered business requirements from cross-functional stakeholders to define metrics for automated monthly/quarterly reports, which provide business insights in marketing investments toward sales revenue◦ Streamlined 12% of churn reactivation cost by automating churn alert dashboards on Tableau, which offered optimization insights in promotion budget strategies and monitored by the CEO and senior leadership◦ Reduced Churn rate by 2% by conducting churn exploratory analysis for 1M+ users and developing a churn prediction model with a 90% accuracy rate using Logistic Regression◦ Achieved a 21% revenue growth by optimizing SaaS subscription pricing plans through conjoint survey experiments and customer willingness-to-pay analysis with the Finance and Product teams◦ Created project documentation detailing methodologies and optimization processes to ensure alignment with business objectives across cross-functional stakeholders