Resume

Bachelors

Colgate University

Applied Mathematics and Physics Double Major with Coursework in Computer Science

GPA: 3.96 / 4.00 Overall and 4.00 / 4.00 in Majors

• Data Analysis
• Computational Statistics
• Combinatorics
• Real Analysis
• Linear Algebra
• Classical Mechanics
• Nonlinear Dynamics & Chaos
• Quantum Mechanics
• Electronics
• Object-Oriented Programming

Electronics Technician

Colgate University, Geography Laboratory

Designing and building remote sensing devices

• Integrating CH4 and CO2 sensors with Arduino microcontroller for AQUA-Flux, a low-cost autonomous floating chamber for long-term monitoring gasses in wetlands
• Programming Arduino microcontroller for actuator movement, data collection and reporting via I2C-protocol

Teaching Assistant

Art of Problem Solving

TA for Middle School Science Contest

• Prepared students for the Science Olympiad through hands-on demonstrations and experiments in optics, circuits, mechanics, robotics, electricity and magnetism
• Guided 18 students through complex concepts and problem-solving, fostering collaboration and critical thinking
• Prepared and organized all materials, ensuring smooth execution of lessons and Olympiad practice

Corporate Finance Intern

Pfizer Corporate Treasury

Financial modeling and analysis of corporate treasury operations

• Conducted financial research of pharmaceutical industry by coding drug-industry benchmarking program, accessing Bloomberg data through Python API, to compare key company metrics across peer groups
• Simulated and reproduced S&P/Moody's credit rating of Pfizer debt to understand the credit rating process
• Developed pricing simulator for interest-rate swaps using Bloomberg API and R programming language to understand how interest rate movements might affect Pfizer’s portfolio
• Presented results through multiple PowerPoint presentations to Capital Markets, Capital Strategy, Risk Management groups to show how company metrics and potential movements could impact future strategy

Instructor

International Ivy Summer Enrichment Program

Taught middle school students electronics

• Taught Arduino and Makey Makey courses by building off of the existing curriculum to provide half-day instruction to students ages 8-14, developing their collaboration, design, and programming skills
• Awarded bonus as a top instructor based on positive feedback from students & parents

RIT Physics Olympiad

Second Place

Won second place out of 23 teams in 2025 and received a cash prize

MCM Competition

Honorable Mention

Developed a model to predict 2028 Olympics medals distribution, presenting findings in a 25-page report. Designated as 'Honorable Mention', placing in the top 30% out of over 21000 teams. Code at github.com/ojaroker/MCM2025; Report at oscar.jaroker.com/assets/pdf/MCMReport.pdf

Edwin Foster Kingsbury Prize

Colgate University, Dept of Physics

Award to students whose performance and promise is 'most outstanding'

Deans Award with Distinction

Colgate University

Award to students with a term GPA above 3.6

Kean University Hackathon

SetBreach, matching student’s survey responses to colleges using public datasets. Won Most Innovative Project award

President, Co-Founder

Engineering & Design Club

Founded organization to build interesting engineering innovation by recruiting interested members and working with Colgate Office of Student Involvement and Physics Department

Regional Director

CS Base

Developed Curricula for Robotics, Python and Java Courses

• Recruited Instructors, Developed Course Schedules, Managed Student Registrations
• Software Programming Instructor

Optimal Harvesting in Stochastic Predator-Prey Environment

Personal Project

• Applying stochastic control to find optimal harvesting in 2-species fishery following highly nonlinear dynamics
• Using MATLAB to implement numerical methods such as FB Sweep, Euler-Maruyama, Backward Euler

Spring System Simulation

Simulator and eigenmode calculator

• Personal project from Summer 2025
• Users can create a spring system by placing masses and springs, then visualize eigenmodes (frequencies where every mass exhibits purely harmonic motion)
• Project at oscar.jaroker.com/spring-system/

Data Analysis of "Allentown": Measuring Musical Influence

Final Project for Computational Statistics

• Conducted analysis of the song “Allentown”, a collaboration between 3 bands, answering the questions of which band(s) had the greatest influence on the lyrics and music in the song
• Utilized R to clean and summarize the data and perform various analyses, including t-tests and bootstrap analysis
• Communicated results clearly in a written report, including visualizations and explanations