Fitedo is looking for a Fullstack Developer JS to create a solid foundation for their product from scratch. The developer will be responsible for creating a comprehensive product with an extensive mobile and web application, building code, and ensuring the quality of the system. They will collaborate directly with the CTO and the team within the agile methodology, consult on business matters with the internal specialist team, and expand their knowledge (AI models). Fitedo offers 20k-30k PLN net B2B, flexible working hours, a MacBook, and the possibility of building an original product with a national and global reach.