Available to hire
I’m Saki Jiang, a detail-oriented Product Designer who loves turning ambiguous ideas into intuitive, pixel-perfect digital experiences. I specialise in SaaS, fintech, and B2B/B2C products, and I’m driven by solving real user problems with measurable impact.
In my work, I lead design systems, conduct usability testing, and bridge design and engineering to ship polished products. I’m passionate about accessible, scalable design that aligns with brand and business goals.
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Product Designer at CoinJar
January 1, 2025 - PresentLed multiple fintech projects by translating ambiguous requirements into tangible deliverables, contributing to a 40% increase in user satisfaction and streamlined trading workflows. Built scalable design systems using atomic design principles and WCAG standards to ensure consistent UX across iOS, Android, and Web, and authored implementation guidelines with Figma, Storybook, and Google Docs to improve governance and the development lifecycle. Proactively fostered design–engineering collaboration through regular workshops, UI audits, and design reviews, and used data visuals and user testing insights to steer product decisions. Established clear design specifications and change logs to support cross-functional transparency and version control.
UI/UX Designer at Beyond Zero Technologies
September 1, 2022 - December 1, 2024Designed and developed SaaS platforms using Lean UX within agile teams, delivering data-driven usability improvements through usability testing, heuristic evaluation, and A/B testing. Transformed the design system into an atomic, scalable framework and elevated platform accessibility by adhering to WCAG 2.2 and inclusive design guidelines. Aligned UI components with a consistent design language across products and bridged design and engineering through collaborative workshops and regular updates.
UI/UX Designer at MarsLadder
January 1, 2021 - September 1, 2022Developed a brand-new e-learning web platform end-to-end using double-diamond methodologies. Led UX workshops with cross-functional teams to structure problems and brainstorm solutions. Used analytics tools (Hotjar, Maze, Google Analytics, Pendo) to drive data-driven decisions, improving new-user onboarding by 20%. Guided a design team of two to establish brand identity, produced comprehensive testing to identify usability issues with engineering partners, and maintained thorough design documentation to support visibility and knowledge sharing.
Freelance UI/UX Designer at MediGo Fertility
December 1, 2022 - February 1, 2023Designed and delivered a brand-new web-based fertility treatment product using double-diamond UX methodologies, resulting in a ready-to-use design portfolio for smooth engineering delivery. Conducted in-depth product research to map user pain points and define MVP scope, employing affinity mapping, empathy mapping, and customer journeys to ensure alignment with client goals. Implemented responsive, mobile-first design principles to deliver a uniform experience across platforms.
Education
Qualifications
Industry Experience
Financial Services, Software & Internet, Education, Healthcare, Professional Services
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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