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All contributors
![Dominika Zając](https://www.sphere.it/wp-content/uploads/2023/01/20230812_164608-EDIT-1-150x150.jpeg)
Dominika Zając
Senior Software Engineer at Qualtrics
Full-stack developer who loves sharing their knowledge and singing. Google Developer Expert for Web Technologies, senior software engineer at Qualtrics, public speaker, trainer and blogger. Speaking and writing about Web, a11y, teaching others how to code and code best practices. Privately, huge fan of singing.
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![Wojciech Gawronski](https://www.sphere.it/wp-content/uploads/2023/01/Wojciech_Gawronski-150x150.jpg)
Wojtek Gawroński
Senior Developer Advocate at AWS
Wojtek is a Senior Developer Advocate at AWS dedicated for Central and Eastern European (CEE) region. Working with Cloud Computing and Data Engineering since 2015…
![Rui Vieira](https://www.sphere.it/wp-content/uploads/2021/03/Rui_Vieira-150x150.jpg)
Rui Vieira
Software Engineer at Red Hat
Rui is a Software Engineer at Red Hat working on Data Science, Apache Spark and Spark Streaming applications.
![Luca Ponzanelli](https://www.sphere.it/wp-content/uploads/2021/03/Luca_Ponzanelli-150x150.jpg)
Luca Ponzanelli
Senior R&D Engineer at CodeLounge
Luca Ponzanelli is a Senior R&D Engineer at CodeLounge, a center for software research & development, part of the Software Institute at Università della Svizzera…
![fallback image](https://www.sphere.it/wp-content/themes/sphere-learning-platform/assets/img/person.png)
Jacek Kunicki
Software Engineer at SoftwareMill
I’m a passionate software engineer living in the JVM land – mainly, but not limited to. I also tend to play with electronics and hardware.…