Qingjie. SUN (Stellar)

Customer growth, digital marketing, and branding professional with 5+ years of experience across customer outreach, engagement, marketing strategy, and data-driven growth. Experienced in identifying target audiences, developing outreach strategies, communicating with stakeholders, and translating customer needs into business opportunities. Strong technical and analytical background across marketing, data analysis and digital products.

Produced and edited videos, creating social media content reaching 60K views/one post.

Community and Events Lead (part-time) - Qishi Club | NY Quantitative Finance Professional Community - New York

(2026-08)

• Led planning and execution for community events, including webinars and in-person events with networking; coordinated stakeholder outreach, venue and logistics, promotion, audience engagement and communications.
• Designed event marketing & social media content to promote community programs and drive audience acquisition.
• Built digital marketing posts and strategies, managed online community groups, event updates, content sharing & promotion, and organize professional networking after events, improving community value and trust.

User Researcher - Customer and Market - Intelliimpact LLC - New York

(2024-10)

• Conducted marketing and customer research to identify high-potential audience segments and acquisition opportunities, developing four target customer segments to guide outreach, campaign and growth strategy.
• Moderated two rounds of usability testing with 16 target users, improving task completion from 63% to 89% and content relevance ratings from 4.5 to 5.8/7 through iterative UX and content changes.
• Planned A/B tests across digital marketing (Mailchimp) campaigns; tested messaging, CTA, and personalization strategies across 2,000+ prospects/customers, increasing CTR by 28% and click-to-inquiry conversion by 22%.
• Combined behavioral analytics with 21 post-campaign interviews and an eight-week engagement analysis to identify drivers of click, abandonment, repeat engagement, customer growth, and unsubscribe behavior.

Senior Research Assistant & Project Coordinator - University of Hong Kong & CUHK (Faculty of Medicine) - Hong Kong

(2020-11 - 2023-05)

• Coordinated end-to-end delivery of a large mixed-methods healthcare research project (5,002 participants) during COVID-19, including protocol design, participant operations, survey data collection, data analysis, in-depth interviews, qualitative coding, and reporting; uncovered user needs, trust, and decision-making behaviors.
• Developed and conducted usability tests of a medication reminder app, uncovering user pain points and needs.

Digital Marketing Manager Intern (Business Development) - Siemens (Digitalization Solution Group) - Shanghai

(2018-06 - 2018-09)

• Communicated with clients and stakeholders; supported client-facing B2B digitalization projects, engaging customers and stakeholders through interviews and business discussions to identify needs, adoption barriers, and potential opportunities. Translated customer needs and adoption barriers into recommendations for product positioning, iteration, marketing, go-to-market communication, and client acquisition strategy.

Master - Psychology (Cognitive Neuroscience) - New York University (2023-09 - 2026-01)

BA and MA - Media & Global Communication - Taiwan Chinese Culture University & Chinese University of Hong Kong (2015-09 - 2020-11)