Osisi

Lead Product Designer (ePayments)

MTN Nigeria

Previously Senior Product Designer (ePayments) · 2024 — 2025

• Product Leadership: Led the design of new fintech products for payments and customer acquisition, driving adoption and seamless experiences for millions of MTN customers.
• User Research: Conducted in-depth research with over 50,000 customers and merchants to identify pain points in digital financial services, mobile payments, and airtime lending.
• Impactful Design: Launched web and mobile experiences for ePayments, airtime top-ups, and merchant transactions that contributed to a 30% increase in transaction completion rates.
• Design Systems: Established and scaled MTN's fintech design system — reusable components, patterns, accessibility guidelines, and documentation — reducing design-to-developer handoff time by 40%.
• System Adoption: Spearheaded design system adoption through training sessions and workshops, and built Figma libraries and design tokens for consistency across MTN's fintech ecosystem.
• Onboarding Optimization: Designed streamlined onboarding flows that reduced drop-off rates by 25%, driving higher conversion for MTN's fintech services.
• Usability Testing: Ran usability testing and iterative improvements driven by customer feedback and transaction data analytics.
• Collaboration: Partnered with engineering, product, and compliance teams to ensure user-centric designs met regulatory requirements and business goals.

Senior Product Designer (Fintech)

Gigmile

• Research: Led comprehensive user research into gig workers' needs, behaviors, and pain points, turning findings into insights that shaped product direction.
• Strategy: Collaborated with engineers, designers, and stakeholders to define the product vision, roadmap, and technical specifications.
• Requirements: Defined product requirements and user stories, prioritizing features by impact, feasibility, and user feedback.
• Prototyping: Created wireframes, mockups, and interactive prototypes to visualize concepts and align design, development, and business teams.
• Interface Design: Designed scalable web and mobile interfaces with a focus on accessibility, performance, and a seamless cross-device experience.
• Design System: Developed and maintained a robust design system to keep UI/UX consistent and efficient across all Gigmile products.
• Testing & Metrics: Facilitated usability testing and tracked key product metrics to drive iterative improvements and validate product-market fit.

Senior Product Designer

Braintrust

• Consulting: Provide UX and UI consulting to Fortune 100 and enterprise clients through the Braintrust talent network — new apps, platform redesigns, and migrations, with a focus on scalability and market fit.
• Technical Translation: Translate complex technical requirements into intuitive user stories and design solutions.
• Startup Products: Craft visionary, detail-oriented products for fast-moving startup environments.

Product Designer (Pharmatech)

Drugstore.ng

• End-to-End Design: Led full product design cycles, including discovery, research, sketching, and detailed design for new and existing products.
• System Development: Designed and developed internal design systems and guidelines.
• Agile Delivery: Worked within agile product teams and product development iteration cycles.

Product Designer (Fintech)

Global Accelerex

• Execution: Worked with cross-functional teams to deliver Accelerex's fintech products and services.
• UX Analysis: Leveraged established UX techniques, templates, and assets to create analysis and design solutions.
• Collaboration: Partnered with product managers, engineers, and stakeholders so design direction was understood and executed.

Game UI Designer

Maliyo Games

• Game Design: Created user flows, wireframes, and interfaces for the hyper-casual racing game "Danfo Racer".
• Component Creation: Led the UI design and created unique visual components for the game.

Web & UI Designer

New Wave Design

• Visual Design: Create visual designs with Figma, Adobe XD, Photoshop, InDesign, and Illustrator.
• Client Briefs: Interpret client briefs and help clients understand the business impact of good design.

Freelance Designer

Freelance

• Client Collaboration: Met with clients to define expectations and the desired outcomes of each design.
• Diverse Platforms: Designed elements for a variety of platforms including B2B, B2C, SaaS, C2B, and C2C.