# Emily Tantai > Product Designer at American Express Location: San Jose, California, United States Profile: https://flows.cv/emilytantai Product Designer with 10+ years of experience leading complex, cross-channel and platform experiences in fintech. Proven track record of driving end-to-end product strategy, building scalable systems, and translating complex data into intuitive user experiences. Strong in cross-functional leadership, design systems, and internal platforms that power business growth and operational efficiency. ​ Also a foodie who enjoys cooking and trying out different flavors of food around the neighborhood. I consider myself as citizen of the world, and volunteering my spare time to help out underprivileged kids with their studies. ​ ## Work Experience ### Senior UX Designer @ American Express Jan 2022 – Present | Remote Lead complex design initiatives across campaign targeting, ads audience builder, banking, and membership experiences. Focus on building scalable frameworks, simplifying data-heavy workflows, and driving cross-functional alignment to improve usability and business outcomes. Key Contributions: -Lead design for M-Target, an internal audience targeting platform; built Audience Builder to simplify segmentation and enable scalable campaign activation -Led end-to-end design for Send Money with Zelle, driving $20M+ revenue impact and receiving the 2023 ED Gillian Award -Reimagined IRA contribution & distribution journeys, improving usability through research-driven redesign -Established a cross-product notification framework across banking products (Checking, Savings, IRAs, CDs) -Designed scalable solutions including Redemption Hub, Welcome Offer Tracker, and Benefits Activity, increasing engagement and adoption -Delivered user flows for key banking features (e.g., Add Joint Owner) Additional Impact: -Scaled design quality through design systems, QA frameworks, and accessibility initiatives (WCAG) -Built org-wide design documentation toolkit to improve cross-team collaboration -Mentored designers and fostered strong team culture ### Senior Product Designer @ American Express Jan 2021 – Jan 2022 | San Jose, California, United States As a Senior Product Designer, I lead end-to-end design initiatives for digital experiences within the American Express ecosystem, with a focus on transaction management and dashboard usability for our credit card and banking products. My work bridges user needs, business requirements, and technical feasibility to deliver scalable, user-centered solutions. Key Contributions & Achievements: • Designed and launched transaction tagging on the MYCA dashboard, enabling cardmembers to better categorize and track spending. • Redesigned the transaction detail page through stakeholder workshops, defining a long-term vision and prioritizing user needs. • Enhanced the transaction timeline, including backend data mapping, competitor analysis, user research, and responsive design delivery. • Delivered new checking transaction detail designs (deposits, withdrawals, check deposits, transfers), validated through research. • Established a banking competitor landscape and a centralized Confluence hub to document projects, goals, research, and launches. • Presented design outcomes in Show & Tell sessions, fostering cross-team learning and visibility. ### Founder @ Tantai Design Studio Jan 2016 – Present | Milpitas Design and prototype for multiple products, brand identity system, content management system website, and graphics for multiple startup companies ### Senior Product Designer @ Legend Realty & Finance Group Jan 2019 – Jan 2021 | Santa Clara, California, United States • Conduct user research, information architecture, interaction, and visual design, prototyping, and user testing across product • Create UI for responsive web platform • Led iteration design which led to an increase in conversion rates and engagement rate • Define design guidelines and design language • Collaborate with product managers, engineers, and other key stakeholders to define product requirements and roadmaps ### Senior Product Designer @ Wiselent Inc. Jan 2017 – Jan 2019 | San Jose • Create product wireframes & prototypes • Interpret data, analyze results and perform in-depth analyses on market trends and help identify areas of opportunity • Conduct competitor analysis and user interviews • Create the design language of the company ### Product Manager @ Wiselent Inc. Jan 2017 – Jan 2017 | San Jose • Develop and manage product requirements, user stories, roadmaps and release schedule. • Break down product backlogs into manageable sprints, and work with engineers to keep track of product on a timely release cycle. • Set up meetings to gather user feedbacks from customers ### Product Designer @ Wiselent Inc. Jan 2016 – Jan 2017 | San Jose • Work with product manager to create and develop mock-ups to establish user interface direction and innovation • Provide general assistant to product manager • Collaborate with the Lead Product Designer, and Product Manager to create new product and iterate on existing ones ### Project Analyst @ Workkola Inc. Jan 2016 – Jan 2016 | Boston • Collaborated with stakeholder groups across the organization to create project scope statement, project tasks and milestones, project status updates documents, communication plan and meeting agendas • Analyzed value proposition of potential clients, and developed and presented dynamic strategic plan to the CEO of Workkola • Identified and prioritized project risks through qualitative and quantitative analysis and developed mitigation plan • Conducted projects by Agile methodologies in the planning phase and by waterfall methodologies in the execution phase • Developed partnership with university experiential learning (EL) programs in Boston and Nonprofit global organizations ### Business Analyst @ Beroomers Jan 2015 – Jan 2015 | Boston • Analyzed 13 main competitors’ website traffic, pricing models, and market growth strategy with Excel and Google Analytics • Collected quality requirements and developed project schedule, scope documents, and risk metrics with key stakeholder • Monitored and tracked project milestones, tasks, deliverables and quality • Created and presented business plan of final marketing strategy report to the CEO of BeRoomers • Recommended expansion of Boston marketing around universities, and App development ## Contact & Social - LinkedIn: https://linkedin.com/in/emily-tantai --- Source: https://flows.cv/emilytantai JSON Resume: https://flows.cv/emilytantai/resume.json Last updated: 2026-04-13