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Hi, I’m Andrei, a Senior UX Designer living in Vienna.
I help teams transform complex product challenges into structured, intuitive experiences that scale.
My work spans research, interaction design, and close collaboration with product and engineering — from identifying usability issues to launching fully implemented solutions. Take a look at my projects to see how I think and work.
Protected: Celum – Optimised Navigation for a Superior User Journey
Optimised Frontend Navigation for a Superior User Journey I joined CELUM as a Senior UX Designer to work on CELUM Experience, the product that enables B2B clients to create branded portals (Frontends) where they can showcase content and digital assets. As clients began building more complex portals, the existing flat navigation model no longer scaled, making it difficult to structure content and maintain clarity. Client requests for multi-level navigation and deep linking confirmed this. This project focused on redesigning the navigation system to support hierarchical structures while preserving the product’s core principle of simplicity. The Challenge As portal complexity increased, the flat navigation model broke down: Users could not structure content hierarchically Discoverability suffered as portals grew Managing larger portals became inefficient and difficult to accomplish Clients explicitly requested multi-level...
Case StudyProtected: Celum Cross-Portal Asset Collection and Sharing System
Cross-Portal Asset Collection and Sharing System The Portal product enables B2B partners to create branded experiences where they deliver digital assets to their audiences through public or protected portals. On the frontend, visitors can browse content across multiple pages and galleries, but lack an efficient way to collect, organize, and distribute assets across different parts of a portal. This project introduced a collection feature—called the basket—and a sharing system, enabling users to build cross-portal collections and download or share them as a unified set. The Challenge The system limited users to selecting and downloading assets within a single gallery, even...
Case StudymyWorld
Summary This UX case study demonstrates how I joined the UX design team at myworld.com, an e-commerce platform (marketplace) that connects businesses and customers in Europe. I worked on various projects, such as optimizing the checkout process for mobile users by reducing the number of steps and highlighting the important actions, adding new features such as reviews and ratings to increase trust and engagement, and working on special campaigns such as "benefits" to offer additional value to the users. I used an agile and user-centered...
Case Study