I do private tutoring online over Zoom, in the following subjects. Please DM me for details if you're interested.

My qualifications: AP Calculus BC (5), AP Statistics (5), AP Computer Science (5), Multivariable Calculus (A), Linear Algebra (A); Discrete Mathematics (A) 5x AIME Qualifier, 200+ USAMO index, USACO Platinum; Author of Introduction to USACO textbook, Core Staff of USACO-Guide and Competitive Programming Initiative.