Great Ndidi, Designer in Lagos, Nigeria
Great Ndidi

Designer in Lagos, Nigeria

Member since July 14, 2017
Great is a digital product designer with over six years of experience designing applications for mobile devices and the web with clients like I&M Bank, McKinsey, and Interswitch. He's skilled at user experience design, wireframing, prototyping, usability research, and user interface design. A proven team player, he can work with teams of different sizes or as a lone designer. He's an excellent communicator and enjoys solving complex problems.
Great is now available for hire


Digital Design


  • Design Lead

    2020 - PRESENT
    Yellow Card Financial
    • Helped the company structure the hiring process for the design team and helped interview one more product designer and a product design intern.
    • Helped define a new design process for new projects and restructure existing processes for ongoing projects: for example, how we work with Figma, design-developer handoffs, new user stories, and definitions of done for the design team.
    • Started building the "Honey UI," Yellowcard's new design system. The new atomic design system contained all the building blocks for the Yellowcard app and helped both developers and designers work better.
    • Worked with the new hires on the design team to help them understand how the design system worked and how to nest libraries with Figma. This has made work incredibly delightful.
    • Led the design of the brand new Yellowcard mobile app that is currently being built with Flutter.
    • Delegated tasks to members of the design team for all design-related projects and tasks that the team might need from day to day.
    Technologies: Design Systems, Finance, UI, Android App Design, Web UI, Mobile UX Design, Mobile App Design, Web Design, UI Design, UX Design, Product Design, Principle, Notion, Figma
  • Lead Product Designer

    2019 - 2020
    Interswitch Group
    • Planned the redesign of the Interswitch merchant portal with the product and engineering team as part of the Interswitch 360 project.
    • Led a design team of three and created style guides and a design library for the merchant project. Hosted the library externally so the whole team could work with the files independently on Sketch.
    • Worked with product owners to add new features like an invoice system, payment links, and subscription links for merchants to receive payments.
    • Redesigned the merchant portal marketing website for improved conversion.
    • Analyzed data from usability tests with designated UX researchers on the project.
    • Led the redesign of the Quickteller Merchant portal. Worked with two other senior designers, one product owner, and a team of five developers to rebuild the merchant portal from the ground up.
    • Led the design of the Quickteller Merchant companion mobile app, for merchants to track their metrics on the go.
    Technologies: Service Design, Design Systems, Finance, UI, Invoices, Invoice Management, Store Setup, Android App Design, Web UI, Mobile UX Design, Mobile App Design, Web Design, UI Design, UX Design, Prototyping, Product Design, Sketch, Zeplin, InVision


  • Bachelor's degree in Computer Science
    2011 - 2015
    University of Port Harcourt - Rivers State, Nigeria


  • Product Masterclass: How to Build Digital Products
    JUNE 2020 - PRESENT
    Product School
  • Certificate of Publication
    APRIL 2016 - PRESENT
    International Research Journal of Computer Science (IRJCS)



Lagos, Nigeria

To view more profiles

Join Toptal
Share it with others