I've 2.4 yrs of experience what package shall I expect while switching, how do I negotiate if the job role is the same as my current role

I've 3.5 yrs of experience what package shall I expect while switching as a data scientist, how do I negotiate if the job role is the same as my current role

I've 3.5 yrs of experience what package shall I expect while switching as a data scientist, how do I negotiate if the job role is the same as my current role

I have started looking out for a switch due to layoffs going on in my current organisation. I have got an offer of 20 LPA fixed. What is the max I can expect for SDE 1 position as SDE 2 requires atleast 2 years of experience?

Please answer below doubts

1. Already know AWS, sql, java and some other software engineering stuff so how much prerequisite I need for this switch
2. ⁠will my package start where I left in software engineering role or I will be treat...