MOTIVATION

Being good at languagesis one way to be sureof getting a good job

This is known as “instrumental motivation”, ie, wanting to learn a language for utilitarian reasons such as earning money or gaining status. Perhaps you could think about which skills in particular your future job will demand, such as writing skills or presentation skills, and focus on them.

PERSONALITY

I compare myself with others a lot .

Traditional school classrooms and external evaluation (examinations, for example) often make people highly self-critical and anxious. You need to boost your self-confidence and concentrate on your own best skills. Find opportunities to use your language in more natural and authentic contexts.
ESFP is definitely a spontaneous, optimistic individual. They love to have fun. If the ESFP has not developed their Thinking side by giving consideration to rational thought processing, they tend to become over-indulgent, and place more importance on immediate sensation and gratification than on their duties and obligations. They may also avoid looking at long-term consequences of their actions.
Your Type is ESFP Extraverted Sensing Feeling Perceiving Strength of the preferences % 78 25 25 33
ESFP type description by D.KeirseyESFP Career Choices by Jung Career Indicator? ESFP type description by J. Butt and M.M. Heiss

Qualitative analysis of your type formula
You are:very expressed extravert
moderately expressed sensing personality
moderately expressed feeling personality
moderately expressed perceiving personality