Jonny Czar is Lead Product Designer at Pepper, Berlin.

Appstore Editors’ Choice
Worldpackers app is featured as ‘Innovation made in Brazil’ at Appstore
App of the Day
Worldpackers App is Featured as App of the Day at Appstore
One of the UX Essential Portfolios
Featured by UX Collective as one of the 50 Essential UX Portfolios
Interaction Latin America
Speaking about Design Culture at a 250 designers company

N26 – Designing the financial home for +7 million users

★★★★★ 4,9

N26 is the Europe’s first completely mobile bank, trusted by more than 7,000,000 customers. It’s made to give you complete control of your financial life on your phone. Simple, modern and enjoyable.

N26 case study →

Acclaimed books right to your phone — a UX case study.

The design process for creating Genius: Bookify’s reward program.

Bookify case study →

The power of visual in product design

How visual elements affect our perception, recognition and memory by interacting with digital products.

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Mastering Design Critiques

By applying Design Critique, we connected projects, improved design quality and handoff, and empowered a positive feedback culture in the team. This article is about what I learned after leading and running Design Critique with over 70+ designers.

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Worldpackers App

★★★★★ 4,9

Worldpackers is a community based on collaboration that makes travel more accessible to +1,5 million travelers seeking a profound cultural experience. We connect travelers – looking to exchange their skills for accommodation – with incredible hosts in more than 100 countries.

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Making every design
event worth it

How to get the most before, during and after every design event you attend.

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Creating product people love

UX Speed Dating is an event to get hands-on experience building and conducting prototypes, usability tests, and lots of UX tools. Designer, Developers, Entrepreneurs and Testers. All gathered to learn how to create better products.

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