For this job : Senior Front-end developer
output a JSON response in this format:
{
"job description" : "Senior Front-end developer",
"Tasks performed in the past" : [ a list of 5 task descriptions in the past tense.],
"Tasks not performed as a Senior Front-end developer" : [ a list of 5 task descriptions in the past tense ],
"General skills good to possess for the job but usually not associated with it" :  [ a list of 5 skills descriptions]
}