Sources

1. https://www.indeed.com/career-advice/finding-a-job/types-of-contracts-employment
2. https://accace.com/labour-law-and-employment-in-the-czech-republic/
3. Work agreements outside employment relationships - (Safe work, SIMI books)
4. https://www.mpsv.cz/documents/625317/625915/Labour_Code_2012.pdf/
5. https://www.pracomat.cz/poradna/zakonik-prace.html

Useful websites:

https://www.lawinsider.com/dictionary

https://www.collinsdictionary.com/dictionary/english

https://www.gartner.com/en/information-technology/glossary/remote-work

https://www.thinkautomation.com/eli5/tech-stack-meaning-a-simple-overview/

Cambridge Dictionary

Oxford Learner's Dictionaries