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Stephen JudeProduct Designer
Profile

+5 yrs Product Designer with design system & development expertise, leveraging AI agents to build scalable products. Skilled in Framer and Webflow, I design and develop intuitive, high-performance digital experiences. I’m looking for the next team where I can bring these skills to drive innovation and impact.

Professional Experience

Product Designer

ProtonLab
  • Designed and launched three high-impact AI products—AskYourPDF, Detect AI, and CoWriter—used by over 5 million users, contributing to $1M+ in revenue and 300%+ user growth.
  • 2023 – 2024Birmingham, England
  • Collaborated directly with machine learning engineers to translate complex models into accessible, trustworthy interfaces, including real-time citation tools and multi-document chat systems.
  • Led user research and usability testing for feature validation, guiding iterative improvements in onboarding, content interaction, and AI result explainability.
  • Built and maintained a scalable design system using Tailwind CSS and Radix UI, which reduced design-to-dev handoff time and improved product consistency across apps and the marketing site.
  • Worked cross-functionally with product, engineering, marketing, and CRO teams to balance user needs with business goals—contributing directly to conversion and retention wins.
  • Used Figma, Jitter, and Rotato to prototype, communicate design intent, and ship high-fidelity, responsive UI components.
  • Mentored junior designers and presented design strategies to stakeholders
  • UI/UX Designer

    Genius on Demand

    Genius on Demand Agency, Berlin, Germany (Remote) UI/UX Designer

    2021 – 2022Berlin, Germany

    My first step into the design world, and what a ride it was! Working remotely with this Berlin-based agency, I:

  • Got hands-on with UI/UX basics, learning the ropes on real projects
  • Helped design for fresh startups, tackling diverse challenges daily
  • Dipped my toes into user research, realizing good design goes beyond aesthetics
  • Collaborated with senior designers, soaking up their expertise
  • Gained confidence in presenting ideas to clients
  • This role laid the foundation for my design career, teaching me to adapt quickly and think on my feet. It showed me the ropes of remote work and gave me a taste of the fast-paced startup world.

    Projects

    Challange:

    Create a compelling landing experience for a Web3 DEX launching on a new L2 chain (MarsChain), with complex features like an avatar-based partner program, revenue-sharing, and layered tokenomics, all without overwhelming new users.

    Outcome:

    Designed a modular, conversion-optimised landing page in Figma and built it fully in Framer. Created 3D animated assets in Spline and generated flat isometric visuals using Midjourney to support ZebSwap’s futuristic Web3 identity. The site includes interactive components, roadmap visuals, and a high-converting partner CTA, positioning the project for early community growth and partner acquisition.

    Redesigning SwiftVia, a logistics SaaS platform, to support complex account types, flexible billing models, and cross-role workflows—while making it intuitive for everyday users.

    Outcome:

    Led a full UX overhaul, introducing modular systems for orders, billing, compliance, and referrals. This improved onboarding by 35%, boosted engagement by 40%, and increased referral-driven signups by 28%. Development is still in progress

    Detect AI

    AI

    Led the design of Detect.ai at ProtonLab, creating an intuitive platform that detects AI-generated content

    2024

  • Achieved an 80% accuracy rate in AI content humanization
  • Reduced content verification time by 65%
  • Launched MVP within 8 weeks through efficient design system implementation
  • Increased user engagement by 40% through intuitive UI redesign
  • Optimized conversion rate from 2% to 5% through A/B testing
  • Created reusable design system using shadcn reducing development time by 50%
  • Maintained 90% user satisfaction rate post-launch
  • Clouddley

    Cloud Computing

    2024

    Challenge:

    Revamping a cloud computing platform to stand out in a crowded market and simplify app deployment for users.

    Outcome:

    Led a complete redesign, focusing on improving user experience and functionality. Conducted thorough user testing and competitive analysis to inform design decisions. Created a new design system that improved development efficiency. The redesign significantly enhanced the platform's usability, making app and database deployment more accessible to users of all skill levels.

    Challenge:

    Redesigning an AI-powered PDF chat platform to handle complex document interactions while keeping it user-friendly.

    Outcome:

    Crafted a sleek design system using Tailwind CSS and Radix UI, which streamlined development. Introduced a game-changing multi-document chat feature. These improvements helped skyrocket the user base to 5 million+ and brought in $1 million+ in revenue. Worked closely with marketing and CRO teams to optimize the product, balancing user needs with business goals.

    Challenge:

    Creating an AI writing tool for academics to handle complex tasks like citation management and plagiarism detection.

    Outcome:

    Designed an intuitive interface that simplified the writing process for researchers.

    Implemented a comprehensive design system tailored to Tailwind CSS, ensuring consistency across the platform.

    The result? The user base has grown to 100k+ since launch, with users praising the tool's ease of use and powerful features.

    Capital City Development

    Real Estate

    2024

    Challenge:

    Creating a comprehensive real estate platform handling complex transactions, multiple sellers, and flexible investments across mobile and web.

    Outcome:

    Delivered a user-friendly app and website streamlining property deals, material orders, and investments. Integrated a multi-seller marketplace and secure wallet system, boosting user engagement and sales while maintaining a seamless experience across devices.

    Key Deliverables:

  • Mobile app for clients & Realtors
  • Web Admin
  • Challenge:

    Designing a comprehensive streaming platform across Web, Mobile, TV, and Admin interfaces while ensuring a consistent experience.

    Outcome:

    Created unified design system scaling across platforms, custom-tailored for each interface type. Implemented intuitive content discovery and seamless playback features. The platform has grown to 10k+ active users. Led collaborative design process with another designer to ensure a cohesive experience across all touchpoints.

    Key Deliverables:

  • Web app with responsive viewing experience
  • Mobile app optimized for on-the-go streaming
  • TV app designed for lean-back experience
  • Admin dashboard for content management
  • Unified design system across platforms
  • Skills
    UI/UX Design
    AI-Driven Product design
    Web3 design
    Figma
    Adobe Creative Suite
    JavaScript (basic knowledge)
    User Testing
    Design Systems Engineer
    Prototyping
    Protopie
    Information Architecture
    HTML/CSS (basic knowledge)
    Figma Plugin Development
    Courses
    Education

    Bachelor in Technology

    University Of Portharcourt

    Studied Petrochemical Technology

    2015 – 2020Portharcourt
    Languages
    English

    Native/Bilingual

    Contributions

    Randator - Random Data generator

    A comprehensive random data generator that populates designs with realistic, diverse placeholder content.

    2024

    Features include:

    • Generation of names, phone numbers, emails, and usernames from various cultures and regions

    • Custom number generation with flexible formatting options

    • Seamless integration with Figma workflow, significantly reducing time spent on creating realistic prototypes

    Find & Replace Words

    An efficient tool for bulk text editing within Figma designs.

    2024

    Key functionalities include:

    • Ability to find and replace words or phrases across multiple text layers

    • Option to limit searches to specific frames or sections

    • Streamlines the process of updating terminology or correcting text across large design files