jrdevdesign

Hi, I am Johannes,

Developer

and

Designer

I design and build modern applications and websites. If you need UI/UX design, a frontend for your application, or a complete solution from concept to launch, just send me an email and if we are a good fit, let's work together.

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TradingLog

Expo

React Native

Android

TradingLog is a mobile app that helps you to keep track of your trading and your progress.

dChallenge

Solidity

Defichain

Next.js

dChallenge is a decentralized application that allows users to create and participate in challenges. You can bet that you will achive a certain goal and others have to confirm it for you to get your stake back.

See this project

Lifter

Expo

React Native

Android

Lifter is a mobile app that helps you to keep track of your workouts and your progress.

next market

Arweave

Ethereum

Solidity

next market is an NFT marketplace on which the files themselves are stored on the Arweave blockchain and are therefore immutable.

See this project

What

I do

Design

Depending on your needs, I will design the complete application and user experience from start to finish. Whether it is a web app or a mobile application, I create clean, accessible and consistent interfaces.

Development

With a strong focus on building a Minimum Viable Product quickly, I ensure we validate ideas early and iterate fast. From frontend to integration and deployment, I deliver reliable, maintainable code that meets your goals.