Mariusz Rajczakowski

Mariusz Rajczakowski has been working in the software engineering field since 2015. Mariusz began their career as a Junior Web Developer at ROCK Insurance Group, where they created a CLI tool to replace manual process of processing gift card codes and designed and maintained email templates. In 2015, they moved to Space & Time Media as a Software Developer, where they helped rebuild a data broker platform and created a multi-threaded CLI tool in Java to import large CSV files into a database. In 2017, they joined HT2 Labs as a Software Engineer and built a GDPR application and maintained a Learning Locker. In 2018, they became a Senior JavaScript Engineer at Slate, where they worked on a single page application using React.js and helped implement a Node.js CLI tool. In 2019, they joined 5App as a Senior JavaScript Engineer, where they implemented new features of a Learning Management System and created and maintained microservices. In 2021, they joined Proximie as a Lead Software Engineer and Sourceful as a Staff Software Engineer and Senior Software Engineer.

Mariusz Rajczakowski obtained a Master of Science in Food Technology and Human Nutrition from Wroclaw University of Environmental and Life Sciences in 2011. Additionally, they have obtained an Amazon Web Services Solutions Architect Associate certification from Amazon Web Services (AWS) in March 2020.