https://www.jointoffer.be & https://www.jointoffer.fr
Grégory Barbé
Published
🎯 Role: Product Designer & Mobile UX Consultant
Project: JointOffer.be
Period: December 2024
📌 Project Overview
JointOffer.be is a B2C platform that aggregates and promotes bundled telecom and digital service offers. The site aims to increase conversion rates by simplifying the discovery and comparison of mobile, internet, and streaming packages in Belgium.
👨💻 Responsibilities
Acted as product designer and UX advisor for the mobile-first experience
Applied strategic insights gained from my role at Proximus SA to align the platform with current user behavior and telco trends
Defined information architecture, user flows, and conversion-optimized layouts
Designed and prototyped the UI using Figma with a focus on clarity and responsiveness
Supported the development team with frontend components and adaptive UI guidelines
🎯 Strategic Contributions
Leveraged in-depth knowledge of mobile user habits and telecom offers to tailor UX
Recommended data-driven improvements based on competitive analysis of telco bundles
Helped position the product for market fit through direct feedback loops with target users
🚀 Key Achievements
Contributed to the launch of the MVP within one month
Increased offer discoverability and user engagement through optimized mobile UX
Helped align product strategy with real-world telco marketing dynamics in Belgium