Onu Aaron Kelvin, Designer in Lagos, Nigeria
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Onu Aaron Kelvin

Verified Expert  in Design

Designer

Location
Lagos, Nigeria
Toptal Member Since
October 14, 2022

Aaron is a seasoned product designer. His deep understanding of user-centered design principles and extensive knowledge of design tools and techniques make him a valuable asset to any project. He is passionate about creating intuitive, user-friendly designs that enhance the user experience and drive business success. Whether working on a new product from scratch or improving an existing one, Aaron consistently delivers high-quality work that consistently impresses his clients and stakeholders.

Portfolio

Work Experience

Senior Product Designer

2022 - PRESENT
Speechify
  • Designed and prototyped its audiobook product, from first draft to launch.
  • Designed new features and initiatives, one of which led to $30,000 in revenue over three months.
  • Set up the user research database for the design team.
  • Set up and conducted usability tests and rolled out user interviews to gather user feedback. Validated design solutions and ideas.
  • Created wireframes to highlight design solutions, incorporating feedback to create a high-quality final UI.
  • Collaborated closely with engineers all through the product development process to ensure a smooth hand-off.
  • Carried out design QA on implemented designs before release.
Technologies: Figma, Wireframing, Prototyping, User Flows, UserZoom, User Research, User Testing, Visual Design, Mobile UI, Mobile UX Design, App UX, Mobile App Design, UX Research, Web App Design, Product Strategy, User Interviews, Design Systems, UI Prototyping, UI Design, Mobile App UI, Low-fidelity Mockups, UX Prototyping, UX Wireframes, UX Design, App UI, Discovery, Web UX, High-fidelity Prototypes, Web App UI, Rapid Prototyping, UX Wireflows, App Design, Mobile Design, Low-fidelity Prototypes, Web UX Design, Mobile UI Design, Mobile UX, Information Architecture (IA), Web UI, Product Design, User Interface (UI), User Experience (UX), Copywriting

Senior Product Designer

2022 - 2022
Bundle Africa
  • Redesigned the Bundle mobile app, focusing on solving usability issues and turning complex workflows and bottlenecks into simple experiences and interactions. It resulted in an increase in user engagement.
  • Led a design sprint to create a new onboarding experience, resulting in a 10% increase in the number of users who completed the process.
  • Developed and maintained a design system to ensure consistency and efficiency across the company's products.
  • Managed a team of two designers, delegating tasks and providing guidance and support to ensure the successful completion of projects.
  • Collaborated with the engineering and product teams to ensure the successful implementation of designs, resulting in a 30% reduction in development time.
  • Conducted user research and analysis to inform the design of new features, increasing user satisfaction.
Technologies: Figma, Mobile UI, Mobile App Design, User Testing, User Interviews, Wireframing, Prototyping, Web Presentation, User Flows, Web UI, Brand Design, Brand Guidelines, Design Systems, Visual Design, UX Research, Web App Design, Personas, Dashboard Design, Product Strategy, Websites, Branding, UI Prototyping, Mobile UX Design, App UX, User Personas, UI Design, Mobile App UI, Web App UI, Low-fidelity Mockups, Web App UX, UX Prototyping, UX Wireframes, Web UI Design, Responsive UI, UX Design, App UI, Responsive Web Design (RWD), Discovery, Web UX, High-fidelity Prototypes, Rapid Prototyping, UX Wireflows, App Design, Mobile Design, Low-fidelity Prototypes, Web UX Design, Mobile UI Design, Mobile UX, Information Architecture (IA), Data Visualization, Web Design, Product Design, User Interface (UI), User Experience (UX), Dashboards, Copywriting, Writing & Editing

Product Designer

2021 - 2022
Patricia Technologies
  • Designed high-quality interactions, interfaces, and experiences for a web app that helps businesses accept cryptocurrency payments from their customers.
  • Authored templates, visual communication, and UI designs for the web app's beta program.
  • Created wireframes, user flows, and high-fidelity mockups to communicate design concepts to the development team.
  • Collaborated with the product and engineering teams to ensure the successful implementation of designs.
Technologies: Figma, Mobile UI, Web UI, User Flows, User Research, Prototyping, Wireframing, Dashboard Design, Mobile App Design, Visual Design, UX Research, Web App Design, Websites, Pitch Decks, UI Prototyping, Mobile UX Design, App UX, UI Design, Web App UI, Low-fidelity Mockups, Web App UX, UX Prototyping, UX Wireframes, Web UI Design, Responsive UI, UX Design, App UI, Responsive Web Design (RWD), Discovery, Web UX, High-fidelity Prototypes, Rapid Prototyping, Mobile App UI, UX Wireflows, App Design, Mobile Design, Low-fidelity Prototypes, Web UX Design, Mobile UI Design, Mobile UX, Information Architecture (IA), Data Visualization, Web Design, Product Design, User Interface (UI), User Experience (UX), Dashboards, Copywriting, Writing & Editing

Product Design Lead

2020 - 2022
Treepz
  • Designed the user experience for the company's transportation app from start to finish, resulting in the product's successful launch and the movement of over two million people to date.
  • Collaborated with the engineering team to create a user-friendly booking and payment system, resulting in a 30% increase in user satisfaction.
  • Directed all stages of product development, including defining specifications and creating information architectures, user flows, UX, and UI designs.
  • Contributed to the company's successful fundraising efforts, helping to raise over $3.1 million to date.
  • Designed a UX and UI for all company websites and web applications.
  • Cooperated with the product and engineering teams to ensure the successful implementation of designs.
  • Conducted workshops and design sprints to introduce the product culture within the company.
  • Collaborated with stakeholders to translate business goals into unique product experiences.
Technologies: Mobile App Design, Product Strategy, Brand Design, Websites, Web App Design, User Personas, User Flows, Figma, Wireframing, User Research, Adobe Experience Design (XD), Visual Design, UX Research, Personas, Prototyping, Mobile UI, Dashboard Design, User Interviews, User Testing, Web UI, Brand Guidelines, Design Systems, Branding, Pitch Decks, UI Prototyping, Mobile UX Design, App UX, UI Design, Mobile App UI, Low-fidelity Mockups, Web App UX, UX Prototyping, UX Wireframes, Web UI Design, Responsive UI, UX Design, App UI, Responsive Web Design (RWD), Discovery, Web UX, High-fidelity Prototypes, Web App UI, Rapid Prototyping, UX Wireflows, App Design, Mobile Design, Low-fidelity Prototypes, Web UX Design, Mobile UI Design, Mobile UX, Information Architecture (IA), Web Design, Product Design, User Interface (UI), User Experience (UX), Booking UX, Travel, Copywriting, Writing & Editing

UI/UX Designer

2019 - 2020
Farmcrowdy
  • Directed all stages of a product design process from conceptualization to final hand-off to engineers.
  • Authored wireframes, UX flows, low-fidelity mockups, interactive prototypes, and high-fidelity visual design for the web and apps.
  • Created UI/UX designs for a crowdfunding platform for customers and farmers.
Technologies: Adobe Experience Design (XD), Figma, User Flows, Wireframing, Pitch Decks, UI Prototyping, Mobile App Design, Web UI, Websites, InVision, UX Research, Web App Design, Personas, Prototyping, Mobile UI, Dashboard Design, Brand Design, User Interviews, User Testing, Brand Guidelines, Design Systems, Branding, Mobile UX Design, App UX, User Personas, Visual Design, UI Design, Mobile App UI, Web App UI, Low-fidelity Mockups, Web App UX, UX Prototyping, UX Wireframes, Web UI Design, Responsive UI, UX Design, App UI, Responsive Web Design (RWD), Discovery, Web UX, High-fidelity Prototypes, Rapid Prototyping, UX Wireflows, App Design, Mobile Design, Low-fidelity Prototypes, Web UX Design, Mobile UI Design, Mobile UX, Information Architecture (IA), Data Visualization, Web Design, Product Design, User Interface (UI), User Experience (UX), Dashboards, Copywriting, Writing & Editing

UI/UX Designer

2018 - 2019
RightClick Nigeria
  • Designed web and mobile interfaces for different clients.
  • Conceptualized and implemented design ideas aimed at improving end user experience.
  • Designed and prototyped elegant and highly useful flows and experiences across multiple media.
Technologies: Adobe Experience Design (XD), Figma, Dashboard Design, Web UI, Mobile UI, Websites, InVision, Web App Design, Personas, Brand Design, UI Design, Web App UI, Low-fidelity Mockups, Web App UX, UX Wireframes, Web UI Design, UX Design, Responsive Web Design (RWD), Discovery, Web UX, High-fidelity Prototypes, Mobile App UI, UX Wireflows, App Design, Mobile Design, Low-fidelity Prototypes, Web UX Design, Responsive UI, Mobile UX, Information Architecture (IA), Pitch Decks, Web Design, Product Design, User Interface (UI), User Experience (UX), Copywriting, Writing & Editing

Graphic Design Intern

2017 - 2018
Jumia
  • Designed a vital website and marketing creatives for the business.
  • Carried out design research and effectively communicated findings, conceptual ideas, and designs for products and services.
  • Provided detailed specifications, mockups, prototypes, and style guides for different projects.
Technologies: Adobe Experience Design (XD), Adobe Photoshop, Figma
2010 - 2015

Bachelor's Degree in Electrical and Electronics Engineering

Kwame Nkrumah University Of Science And Technology - Kumasi, Ghana

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