Harrison Ogunsemore
@harrisonogunsemore
User-centered product designer driving measurable UX and business outcomes.
What I'm looking for
I am a creative, user-driven Product Designer and Digital Illustrator with over 4 years of experience crafting intuitive, impactful digital solutions across Web3, Healthcare, Fintech, and SaaS. I lead end-to-end design processes, conduct user research and usability testing, and build design systems that scale while improving customer satisfaction and engagement.
My work has produced measurable results — from boosting conversions and retention to increasing CSAT and engagement — through close collaboration with developers, PMs, and stakeholders. I am passionate about accessibility, emerging technologies, and optimizing workflows to deliver polished, effective product experiences.
Experience
Work history, roles, and key accomplishments
Lead Product Designer
Corebank
Jun 2025 - Present (4 months)
Spearhead end-to-end design for Corebank’s digital banking products, driving accessibility and design systems that contributed to a 10% increase in customer satisfaction scores (CSAT).
Product Designer
Fuel Web Marketing
Oct 2024 - Jun 2025 (8 months)
Delivered responsive web designs and led usability testing across client projects, improving conversions by 18% and increasing time-on-site by 22%.
Lead Product Designer
CardMajor
Oct 2024 - Jan 2025 (3 months)
Designed a Web3 virtual card and digital wallet platform, conducting user research and prototyping that increased engagement by 25% and conversions by 15%.
Product Designer
Saed Integrated Services
Oct 2020 - Oct 2024 (4 years)
Led UX from research to responsive interfaces for a healthcare platform enabling remote medical record management, increasing user retention by 25%.
Product Designer
Deesignal Media
Apr 2023 - Apr 2023 (0 months)
Redesigned a cinematography agency website with audience-specific UX insights, delivering prototypes in 2 weeks and increasing inquiries by 30%.
Product Designer
Paramount Students
Oct 2022 - Jan 2023 (3 months)
Designed an international student discovery and application platform with interactive campus tours and tracking, increasing application efficiency by 30%.
Product Designer
ZSoftware Tech
May 2022 - Dec 2022 (7 months)
Conducted UX research and delivered high-fidelity designs for SaaS clients within agile sprints, reducing design handoff time by 15% and improving client retention.
UX/UI Designer
Coronation Insurance PLC
Jul 2021 - Dec 2021 (5 months)
Reimagined a corporate portal dashboard through user research and iterative design, enhancing usability by 20% and supporting digital transformation efforts.
UX/UI Designer
QaceTech
Jan 2021 - Jun 2021 (5 months)
Redesigned the company website with improved information architecture and conducted stakeholder interviews and user testing, boosting engagement by 20%.
Education
Degrees, certifications, and relevant coursework
University of Lagos
Bachelor of Science, Civil and Environmental Engineering
Completed a Bachelor of Science program in Civil and Environmental Engineering focusing on engineering principles and environmental systems.
Availability
Location
Authorized to work in
Portfolio
bit.ly/thedesignguyyJob categories
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