Mark Kimathi
Design &
product leader
I’m a design leader, problem solver, and product innovator passionate about crafting experiences that people love. With over 9 years of experience, I thrive at the intersection of design, technology, and business, creating products that are not only functional but delightful. I believe great design starts with asking the right questions, challenging assumptions, and pushing boundaries. Whether it's leading a team, refining a strategy, or getting hands-on with design, I bring a human-first approach to everything I do. Let’s create something amazing together!
Experience
2020 – Present
Product Design Lead — Cashia
- Building and maintaining a comprehensive design system, ensuring consistency and efficiency across all Cashia products while improving scalability and usability.
- Leading the design and development of the Cashia Super App, integrating a digital wallet and structuring the architecture for the payment gateway to create seamless user experiences.
- Designing the Payment Links Platform, a product aimed at simplifying online transactions for businesses and individuals, enhancing the ease of making and receiving payments.
- Conducting UX audits, usability testing, and in-depth user research with merchants, gathering insights to refine Cashia’s products, improve engagement, and increase conversion rates.
- Collaborating closely with business, engineering, and commercial teams, ensuring that product design aligns with company goals, technical feasibility, and market needs.
- Heading the end-to-end product and design cycle, overseeing everything from ideation, prototyping, testing, and final execution to ensure high-quality output.
- Designing the Cashia Admin Portal and Merchant Dashboard, optimizing workflows, increasing operational efficiency, and improving user management.
- Designing and developing the Cashia website, ensuring brand harmonization and a seamless user experience across digital platforms.
- Spearheading the product development cycle and architecture, implementing industry best practices to create robust and scalable digital solutions.
- Leading brand harmonization efforts, ensuring a cohesive and visually consistent identity across all Cashia products and platforms.
2021 – 2022
Lead Product Designer (Consultant) — Value Chain Factory
- Provided strategic design leadership, guiding teams to create impactful digital experiences while aligning product goals with business strategies.
- Led UX audits, usability testing, and user research with merchants, identifying pain points and opportunities to enhance product functionality and user satisfaction.
- Designed and optimized enterprise applications, ensuring an intuitive, accessible, and highly functional user experience.
- Collaborated with cross-functional stakeholders, including executives, developers, and marketing teams, to ensure seamless implementation of design solutions.
- Led the design of eCitizen, a government services platform serving 13M+ users, revolutionizing public service access and improving efficiency.
- Spearheaded the National Revenue Authority of South Sudan project, simplifying revenue collection processes, increasing compliance, and improving transparency.
- Developed PesaFlow, an automated payment system facilitating seamless transactions for governments, enterprises, and individuals.
2018 – 2020
Front-End Developer & UX/UI Designer — Cellulant
- Designed and developed engaging, high-performance web and mobile applications, ensuring seamless user experiences across devices.
- Developed and maintained user interfaces for large-scale financial applications, focusing on security, performance, and usability.
- Created intuitive experiences for:
- Tingg App, used in 33 countries, processing millions of transactions, offering an integrated financial ecosystem.
- Stanbic & DTB Banking Apps, streamlining customer interactions, enhancing security, and improving user accessibility.
- Agrikore, a financial platform enabling seamless digital payments for businesses and individuals in Nigeria.
- Conducted user research and usability testing with merchants, leveraging insights to enhance functionality and user engagement.
- Worked with cross-functional teams, including developers, business analysts, and marketing, to ensure a holistic approach to product development.
- Implemented responsive design principles and accessibility best practices, ensuring compliance with web standards and improving product inclusivity.
2016 – 2018
Product Designer & Web Developer — TechGenius Kenya
- Led UX/UI design and front-end development across various digital products, creating engaging and intuitive experiences for users.
- Conducted extensive market research, user research, and usability testing with merchants, ensuring that product design aligned with actual user needs.
- Designed wireframes, prototypes, and high-fidelity mockups, refining digital interfaces for optimal usability and engagement.
- Worked with cross-functional teams, including engineers, marketers, and stakeholders, to drive innovation and deliver high-quality digital solutions.
- Developed scalable, performance-optimized web applications, utilizing modern technologies to enhance functionality and usability.
Education
2024 – 2017
Kenya Methost University
- Bachelor of Science in Computer Information Systems
Core skills
What I do best😎
- Design Leadership & Strategy
- Product Vision & Roadmap Development
- User-Centered Design & Accessibility
- Cross-functional Team Collaboration
- Data-Driven UX Research & Usability Testing
- Prototyping & High-Fidelity UI Design
- Design Systems & Scalable Frameworks
- Agile & Lean Product Development
- Stakeholder Engagement & Communication
- Mentorship & Team Growth
Tools & technologies
My weapons of choice👨🏾💻
- Design — Figma, Adobe Suite, Sketch, InVision, Affinity Suite
- Development — HTML, CSS, JavaScript, Vue.js, VS Code
- Collaboration — Jira, Confluence, Slack, Notion
- Prototyping & Testing — Maze, UserTesting, Hotjar
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