---
title: "Maciej (@mdj) | Hashnode"
description: "Innovation Lead Callstack. React Native, Web3, AI, OSS. Maintainer of RN Testing Library, Reassure. Read the latest articles by Maciej on Hashnode."
url: "https://hashnode.com/@mdj"
---

@mdj

# Maciej

@mdj · Wroclaw, Poland · Joined January 2024

Innovation Lead Callstack. React Native, Web3, AI, OSS. Maintainer of RN Testing Library, Reassure.

### [Recommended practices for React Native Testing Library in 2024](https://mdj.hashnode.dev/recommended-practices-for-react-native-testing-library-in-2024?utm_source=hashnode&utm_medium=feed)

React Native Testing Library has come a long way since I started contributing to it after joining Callstack in the pandemic year of 2020. Together with other contributors, we added many useful features over time, enabling a better developer experienc...

5 min read · [mdj.hashnode.dev](https://mdj.hashnode.dev/recommended-practices-for-react-native-testing-library-in-2024?utm_source=hashnode&utm_medium=feed)

[2](https://hashnode.com/posts/recommended-practices-for-react-native-testing-library-in-2024/65b788895f60eaaedfc725a6) [Jan 29, 2024](https://hashnode.com/posts/recommended-practices-for-react-native-testing-library-in-2024/65b788895f60eaaedfc725a6)