JUAN LESA
Van Nuys
Summary
Mathematics student specializing in Mathematical Physics with a 3.7 GPA. Combines experience in data operations, spreadsheet automation, and quantitative problem-solving, focusing on developing analytics tools for transportation analysis. Actively pursuing roles in data analytics and operations analysis to leverage analytical capabilities.
Overview
8
8
years of professional experience
Work History
Data Operations Analyst
True Star Transit
02.2026 - Current
- Maintain operational datasets utilizing Microsoft Excel and Google Sheets.
- Perform data cleaning, validation, and discrepancy resolution to improve record accuracy and consistency.
- Support business operations through spreadsheet-based reporting and structured data organization.
- Develop Google Apps Script automations to reduce repetitive manual processes and improve workflow efficiency.
- Utilize Python to investigate transportation-related analytical problems and evaluate process improvement opportunities.
Assistant Center Director
Mathnasium of Calabasas
05.2024 - 05.2025
- Managed daily center operations including opening and closing procedures.
- Conducted cold calls and care calls to maintain customer engagement and support student retention.
- Maintained individualized student learning plans and monitored academic progress.
- Ensured accurate student sign-in procedures and updated academic records.
- Built and maintained professional relationships with parents and guardians.
- Performed weekly inventory audits and administrative reporting.
- Instructed students in mathematics ranging from elementary arithmetic through AP Calculus, AP Physics, and Statistics.
- Assumed additional managerial responsibilities during periods of limited staffing.
Math Tutor (Pre-Calculus Specialist)
Study Hut
09.2023 - 06.2024
Lead Instructor
Mathnasium of Redondo Beach
11.2022 - 09.2023
Tutor
JEI Learning Center
02.2022 - 11.2022
Mathematics Tutor
California State University, Northridge Mathematics Department
09.2018 - 05.2019
- Assisted students with proof-based mathematics, differential equations, and advanced linear algebra to strengthen analytical thinking.
- Adapted instructional techniques for diverse learning styles, fostering a supportive environment for conceptual mastery.
- Tutored upper-division mathematics and mathematical physics, enhancing students' problem-solving skills and conceptual understanding.
Education
Bachelor of Science - Mathematics
California State University, Northridge
12-2027
Skills
- Data Cleaning/Validation
- Operational Reporting
- Quantitative Analysis
- Data visualization
- Pivot Tables
- Spreadsheet Automation
- Google Sheets/Excel
- Python
- Google Apps Script
Projects
Routing Optimization and Risk Assessment Tool, Python, Personal Project, 01/01/26, Developed a Python-based transportation analysis tool to evaluate route feasibility, regulatory compliance, and delivery risk., Calculated roadway travel distances and feasible departure times based on delivery deadlines and DOT Hours-of-Service regulations., Estimated elapsed travel times, projected arrival times, and operational impacts associated with team-driver configurations., Designed a delivery risk scoring framework based on available scheduling flexibility and regulatory constraints., Evaluated route reliability under varying deadline scenarios to estimate the likelihood of late deliveries.
Additional Instructional Experience
- Lead Instructor, Mathnasium of Redondo Beach, 11/01/22, 09/01/23
- Math Tutor (Pre-Calculus Specialist), Study Hut, 09/01/23, 06/01/24
- Tutor, JEI Learning Center, 02/01/22, 11/01/22
Timeline
Data Operations Analyst
True Star Transit
02.2026 - Current
Assistant Center Director
Mathnasium of Calabasas
05.2024 - 05.2025
Math Tutor (Pre-Calculus Specialist)
Study Hut
09.2023 - 06.2024
Lead Instructor
Mathnasium of Redondo Beach
11.2022 - 09.2023
Tutor
JEI Learning Center
02.2022 - 11.2022
Mathematics Tutor
California State University, Northridge Mathematics Department
09.2018 - 05.2019
Bachelor of Science - Mathematics
California State University, Northridge