Zino Belkaddas, Designer in Algiers, Algiers Province, Algeria
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Zino Belkaddas

Verified Expert  in Design


Algiers, Algiers Province, Algeria
Toptal Member Since
April 16, 2020

Zino is a top-tier product designer with 15+ years of experience crafting standout designs for the world's leading startups. He creates compelling, user-centric experiences using tools like Figma and gamification. With ideal design solutions, Zino takes his clients' digital landscape to the next level.


Work Experience

Product Designer

2022 - 2022
bibluTECH Holdings Limited
  • Increased user engagement by 30% within the first two months of Biblu's launch. Conceived and executed its design from the ground up, establishing a seamless, intuitive interface that simplifies the book lending and borrowing process.
  • Reduced user churn by 20% within the first quarter. Implemented a data-driven approach to Biblu's UI/UX design, integrating user feedback and analytics to refine and enhance the application continually.
  • Improved user interaction with the application by 50% within three months of implementation. Led the incorporation of an innovative recommendation algorithm into Biblu's design, enabling personalized booking suggestions for users.
Technologies: Figma

UI/UX Designer | Web and Mobile Apps

2020 - 2021
Avontus Software Corporation
  • Increased swimmersguide.com's website and app engagement by 25% post-launch after revitalizing the web and mobile interfaces, applying meticulous user research and interviews to deliver a user-centric design.
  • Reduced back-and-forth communication by 40% by effectively coordinating the transition from design to development, ensuring a smooth hand-off that led to seamless implementation of design elements.
  • Decreased user bounce rate by 30% within the first quarter by incorporating user feedback and analytics into the design process, leading to continual website and mobile app refinement.
Technologies: iOS, Android, Website Redesign, Data Visualization, Dashboards, Dashboard Design, Mobile Design, Product Design, User Experience (UX), User Interface (UI), User Research, Web Design, Web App Design, UI Design, UX Design, Web App UX, Web App UI, Mobile App Design, App Design, User Interviews, Web Dashboards, Branding, Digital Branding, Product Branding

Mobile App Designer | Cellphone Marketplace

2020 - 2020
Khulasa Establishment for Information Systems Technology
  • Boosted user engagement within the initial months of launch after directing the design process for a comprehensive cellphone marketplace app, ensuring an intuitive interface and seamless user journey.
  • Contributed to a 30% increase in conversions within the first quarter by employing a user-focused approach, successfully translating complex eCommerce functions into simple, accessible app features.
  • Streamlined the app release process by 25% by working closely with development teams, ensuring efficient handoff and implementation of the design elements.
Technologies: Mobile Design, Mobile Apps, Mobile App Design, Marketplace Design, Mobile App UI, High-fidelity Prototypes, Branding

Product Designer Consultant | Wellness and Coaching App

2020 - 2020
Ponder (now Storied, powered by Considr Inc.)
  • Improved user engagement by 35% within the first two months post-launch. Orchestrated the complete design process for the Ponder health and wellness app, creating a seamless, intuitive user experience.
  • Achieved client satisfaction and a 20% business return increase by collaborating closely with the client in Los Angeles to ensure the design matched the envisioned user experience.
  • Lowered user churn rate by 25% within the first quarter by leveraging data-driven design strategies for Ponder, incorporating user feedback to consistently refine the app.
Technologies: Product Design, UX Design, UI Design, Design Sprints, Chatbot Conversation Design

Senior Product Designer

2016 - 2020
Dubizzle (an OLX company)
  • Designed cross-platform apps for classifieds, real estate, and the car industry.
  • Created dashboard and power tool designs for real estate agents and B2B businesses.
  • Led and organized several design sprints internally to solve business problems.
  • Completed user research, interviewed users, and did extensive user testing sessions to validate ideas.
  • Prototyped, wireframed, and sketched many solutions that helped the business and made users happy.
Technologies: Abstracts, Zeplin, Principle, Figma, Adobe Experience Design (XD), InVision, Sketch, App Design

Design Lead and Co-founder

2014 - 2016
Blue & Orange
  • Established a successful design agency from scratch, providing strategic direction and leading it to become a trusted partner for numerous clients globally.
  • Managed a diverse team of designers and developers, fostering an environment of creativity and collaboration, which has been instrumental in delivering projects that exceed client expectations.
  • Increased annual revenue by 35% within the first two years by growing the agency's client base through consistently delivering superior design work.
Technologies: Abstracts, Zeplin, Principle, Figma, Adobe Experience Design (XD), InVision, Sketch

Senior Product Designer

2011 - 2016
  • Oversaw digital strategy development and planning.
  • Executed heuristic evaluations.
  • Set up and executed user experience (UX) testing labs.
  • Led creative and graphic projects.
Technologies: Abstracts, Zeplin, Principle, Figma, Adobe Experience Design (XD), InVision, Sketch

Creative Director

2006 - 2011
Sarbacan Communication
  • Provided web and design services including corporate identity development, collateral production, advertising, environmental design, and web design including eCommerce.
Technologies: Adobe After Effects, Adobe Illustrator, Adobe Photoshop, Abstracts, Zeplin, Principle, Figma, Adobe Experience Design (XD), InVision, Sketch
2005 - 2010

Master's Degree in Linguistics

Mentouri University - Constantine, Algeria


Sketch 4, Sketch, InVision App, InVision, Photoshop CC, Adobe Illustrator, Principle, Figma, Adobe Experience Design (XD), InVision Studio, Zeplin, Adobe Photoshop, Adobe After Effects, Sketch 3

Industry Expertise

Real Estate, Social Networking, Events, Education, Psychology & Mental Health, Banking & Finance


iOS, Android, Desktop


Mobile App UI, Mobile UX, Mobile App Design, User Interface (UI), Mobile Apps, Information Architecture (IA), Mobile Wallet, Online Ordering, Design Thinking, Residential Real Estate, Design, Fintech, Financial Design, Minimum Viable Product (MVP), Minimal UI, Minimalism, MVP Design, Chatbots, iOS UI Design, Mobile UI Design, UI Design, Web UI Design, Android UI Design, UX Design, Mobile UX Design, Web UX Design, iOS UX Design, Product Design, Design Systems, System Design, Wireframing, Wireframe to Product, Sketching, Logo Design, Branding, Interactive UI, Interactive Design, UX Principles, Design Principles, Desktop Web Design, Desktop App Design, Dashboard Design, Arabic Typography, Internet of Things (IoT), Mobile Design, Web Design, Android Design Guidelines, App Design, Design Consultation, Design Workshops, Layout Design, Social Networks, User Journeys, User Testing, UX Strategy, User Experience (UX), Dashboards, Last Mile Logistics, Grocery Delivery, Finance, Financial UX, Artificial Intelligence (AI), Bitcoin, Cryptocurrency, User Research, Illustration, Icon Design, B2C, Responsive Design, Product Strategy, Analytics, Abstracts, App UX, App UI, Mobile UI, Service, Service Design, Service Providers, Home Services, Business Services, Creative Thinking, Video Calling, Conferencing, Video Conferencing, Virtual Assistance, Messaging, Instant Messaging, Live Chat, AI Design, Prototyping, Rapid Prototyping, Higher Education, Educational Portals, Educational Platform Design, School, Learning, Mobile Learning, Self-improvement, Self-paced Training, Tutorials, Design Tutorials, Gamification, Teaching, Car Rental, Rentals, Yacht Rentals, Bike Rentals, Commercial Real Estate, Cars, Clean Design, Financial Markets, Cryptocurrency Exchanges, Cryptocurrency Wallets, Money, Blockchain, Blockchain Platforms, Decentralized Applications, Currency Exchange, Financial Transactions, Islamic Banking, Online Banking, Mobile Banking, Commercial Banking, UI Branding, Digital Branding, Digital Innovation, Website Redesign, Data Visualization, Web App Design, Web App UX, Web App UI, User Interviews, Web Dashboards, Product Branding, Design Sprints, Chatbot Conversation Design, Marketplace Design, High-fidelity Prototypes

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