Benjamin Calméjane

Digital Product Designer

I’m a Paris-based Product Designer (ux_ui) with ten years of experience in interaction for both enterprise and consumer applications.

Currently: Freelance

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The term 'freelance' originated from Sir Walter Scott's Ivanhoe (1820), describing a mercenary not bound to any lord…

Past:

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My design case studies :

Ledger Vault

Ledger Vault is the Enterprise platform where teams of administrators and operators come together to manage digital assets with confidence.
My role was to help make this complex tool feel clearer, faster, and more collaborative, balancing enterprise-grade security, regulatory constraints, and user expectations for the most demanding clients in crypto.

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Ledger Enterprise onboarding

Faced with a complex onboarding process and outdated tools, we set out to redesign the first touchpoint for Ledger Enterprise clients.

The result: a streamlined, intuitive experience that not only reduced friction for users but also empowered internal teams—laying the groundwork for scalable growth.

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Ledger Tradelink

Ledger Tradelink transforms institutional client's Vault into a trading gateway. By designing from scratch a trading network from the self-custody platform, we empowered asset managers, custodians, and exchanges to connect and operate seamlessly—without compromising security or control, thanks to a new type of collateral accounts.

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