Teaching and Tutoring

Tutoring

One-on-one Math and CS Tutoring

I am currently accepting clients for one-on-one tutoring in math and computer science.

Ages: High school through college
Rate: $75 per hour
Location: Berkeley/Oakland area or online via Zoom. I can drive to you.
Subjects:
- High school math (algebra, geometry, pre-calculus, calculus)
- High school computer science
- SAT, ACT, and AP test math prep
- College math (calculus, linear algebra, differential equations, etc.)
- College computer science (data structures, programming languages, etc.)
- GRE math prep
Qualifications:
- Current UC Berkeley math PhD candidate
- 5+ years of teaching experience at UC Berkeley (calculus, linear algebra, etc.)
- Former SAT prep tutor at Elite Prep Fremont
- B.S. in both math and computer science
- Former Apple software developer

Please contact me at seang696@gmail.com or (661) 378-7167 if you would like to set up a tutoring session.

Teaching at UC Berkeley

Recent Student Reviews

"Sean was great! He created an encouraging environment and was very attentive to students' questions, as well as being an organized and clear instructor." - Spring 2025
"Sean is a very fun and engaging person. He is well prepared and organized when it comes to his notes and going over key concepts. He is also open and and thoroughly answers student's questions. He always wants the best for us." - Fall 2024
"bro is the goat" - Spring 2025

Current Courses

Math 1 LEC 001 - Foundations of Lower Division Mathematics, Fall 2025

Past Courses

Math 110 LEC 001 - Abstract Linear Algebra (DIS 107, 117, 119), Spring 2025
Math 1 LEC 001 - Foundations of Lower Division Mathematics, Fall 2024
Math 54 LEC 001 - Linear Algebra and Differential Equations (DIS 107), Spring 2024
Math 1 LEC 001 - Foundations of Lower Division Mathematics, Fall 2023
Pre-Calculus Essentials Workshop, Spring 2023
Math 55 LEC 001 - Discrete Mathematics (DIS 104, 105), Fall 2022
Math 1A LEC 002 - Calculus (DIS 202, 205), Fall 2021
Math N1A LEC 003 - Calculus, Summer 2021
Math 1A LEC 001 - Calculus (DIS 101, 103), Spring 2021
Math 1A LEC 001 - Calculus (DIS 101, 107), Fall 2020

Mentoring

Below is a list of undergraduate students that I have mentored through the Directed Reading Program (DRP) at UC Berkeley, along with the title of our project.

Shrishti Dalal, "Expander Graphs and Error-correcting Codes", Spring 2025
McKinley Keys, "The Kyber Post-Quantum Cryptographic Algorithm", Fall 2024
Yunchi Zheng, "Modular Forms and Modular Curves", Spring 2024
Zain Shields, "Congruences of the Partition Function", Fall 2023
Wenqing Wei, "Modular Forms and Galois Representations", Spring 2023
Seongwon Ko, "Elliptic Curves and Cryptography", Fall 2022