Sharon WangariProduct designer & UX researcher
I research how people really work, then design products that fit. My work spans money, movement and the goods on everyday shelves.
Selected work
Selected case studies across fintech, logistics and FMCG.
Sendy Supply seller experience
Taking the manual work out of confirming orders and updating prices for FMCG sellers across East & West Africa.
Rethinking how girls are taught menstrual hygiene
Game-based tools that made menstrual hygiene sessions inclusive, structured and fun.
Self-serve settlement issues on Watchtower
Giving Paystack’s User Ops team the visibility and actions to fix payout issues without waiting on engineers.
Redesigning Watchtower’s navigation
Grouping an overflowing admin nav into mega menus that scale as new modules are added.
Resolving chargebacks in bulk with DART
Mapping the disputes journey to design one tool that logs, matches and answers chargebacks in bulk.
Bringing PayPal to Paystack checkout
Merchant onboarding, customer checkout and PayPal chargebacks, designed and tested with merchants.
Understanding Paystack’s developers
Interviews and a 194-developer survey that became the personas behind Paystack’s developer experience strategy.
A digital finance roadmap for small agribusinesses
A farmer outreach strategy to grow digital banking along the cashew value chain.
Mobile money for rural savings groups
Research with village savings groups to bring savings and loan products to rural Zambia.
Passion projects
Personal projects I take on for curiosity and craft, outside client work.
Passion project one
A short line on what it is and why it matters to me.
Passion project two
A short line on what it is and why it matters to me.
Passion project three
A short line on what it is and why it matters to me.
Pro bono work
Design and research for good causes
I love supporting great causes and early ideas. Each year, I dedicate time to a few pro bono projects for nonprofits, community groups and passionate founders. If your team needs a researcher's ear or a designer's eye, let's talk.
- User researchInterviews, field visits and synthesis to understand who you serve
- Usability testingQuick, scrappy tests of a prototype or live product
- Product design reviewsA fresh look at key flows, with practical next steps