Chance Me for Stanford Please

I’m considering applying early but I don’t know how weak/strong of a candidate I will be.

Context: Indian-ethnicity female from America, lived in US, India and currently in Singapore.

SAT I (breakdown): 1540 (first one was a 1440 though so rip)
SAT II: Math 780 (will retake), Chemistry am taking next week
IB (place score in parenthesis): 44/45 predicted
Senior Year Course Load: HL Math/chem/bio, SL englit/french B/psych
Major Awards (USAMO, Intel etc.): bunch of olympiads in India, SMS math essay comp / UKMT math comp silver certificate, various school grade awards in English, Sciences, etc, honorable mention in Singapore Space Challenge - nothing drastic.

Extracurriculars (place leadership in parenthesis): ATCL Diploma in music performance (attempted LTCL but failed RIP), basketball Div1/div2 (played grades 9-10), Leadership positions in 6 clubs (out of which I founded 2 of them), Also have a black-belt in karate
Job/Work Experience: 2 research experiences (6 months and 2 months respectively) - in computational neuroscience & neurodegeneration, made a discovery of the effect of plastics on neural health. Also have many job-shadowing hospital/clinic experiences, have been teaching piano for 2 years (paid).
Volunteer/Community service: Volunteered for a year at a hospital (singing/music), started own music initiative (themusicmovementsg.org) since 2015- performed in hospitals etc and set up own teaching programme for kids, also volunteered at children’s center/etc

Essays & recommendations are still in process.

Intended Major: Neuroscience
State (if domestic applicant):
Country (if international applicant): Singapore
School Type: Private international
Ethnicity: Indian
Gender: Female
Income Bracket: not very rich, maybe 200k per year but my fam has a sibling so it’s a huge burden

Are you an Indian national or a US citizen living abroad ?

Why would you re-take a 780 Math subject test?

US citizen living abroad.