Hi, I’m Tanja. An Enterprise UX Designer who loves simplifying complex, data-rich software into tools people actually enjoy using.

Hi, I’m Tanja. An Enterprise UX Designer who loves simplifying complex, data-rich software into tools people actually enjoy using.

Hi, I’m Tanja.
An Enterprise UX Designer
who loves simplifying complex, data-rich software into tools people actually enjoy using.

Jun 2026 – Present

Sr. UX Designer - Witteveen + Bos

Sr. UX Designer - Witteveen + Bos

Designing enterprise software for technical engineering projects while continuously improving the Figma design system to support scalable, data-intensive applications.

previous work experiences

2024-2026

Sr. Product / UX Designer - KLM

Designing the future of flight scheduling.

2021-2024

Sr. Product Designer - Ayvens (LeasePlan)

Simplifying complex enterprise software.

2020-2022

Sr. Product Designer - Utrecht University

Helping future students experience student life.

2016 – 2021

Sr. UX Designer - InterGAMMA

Improving millions of online shopping journeys.

Case studies

Whether designing enterprise software or an AI learning platform, my goal is the same: turning complexity into confidence through thoughtful UX and clear information architecture. These case studies show how the same principles solve very different problems.

Comparetool, Ayvens (LeasePlan)

Rethinking the peer-review process

Study platform

Adaptive learning platform in 7 days

What can you expect from me?

What can you expect from me?

Creating alignment

Great products emerge from shared understanding. I help teams align by asking questions, challenging assumptions, and introducing design thinking that leads to better decisions.

Connecting the dots

Complex problems rarely have a single cause. By connecting user needs, business goals, and technical constraints, I help teams solve the right problem with confidence.

Creating impact

Design doesn’t end with the prototype. I work closely with engineers to shape requirements and deliver solutions that are practical, adopted by users, and reduce rework.

Let's work together.

Leave your contactdetals and I will get in touch with you shortly.

Tanja de Bie - van Leeuwen

Hand-Made with Framer, I liked it more than I thought I would.

Let's work together.

Leave your contactdetals and I will get in touch with you shortly.

Tanja de Bie - van Leeuwen

Hand-Made with Framer, I liked it more than I thought I would.

Let's work together.

Leave your contactdetals and I will get in touch with you shortly.

Tanja de Bie - van Leeuwen

Hand-Made with Framer, I liked it more than I thought I would.

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