https://www.migrationsverket.se/English/Private-individuals/Working-in-Sweden/Employed/Work-permit-requirements.html
you must be offered a position that will enable you to support yourself. In order to satisfy this support requirement, you need to work to an extent that will result in a salary of at least SEK 13,000 per month before taxes
如果一个月13000都拿不到。。。那就真的没必要留在瑞典了