Yonji Lim Email & Phone Number

Vancouver, British Columbia, Canada

• Developed noise-resistant communication networks using op amps and analog differential signaling to transmit data from vehicle dynamics sensors (pressure transducers and linear potentiometers)
• Simulated various analog differential signaling circuits in LTspice (i.e. brake pressure, shock travel) and performed noise injection analysis on breadboard prototypes
• Designed 4-layer PCBs using Altium Designer for sensor data acquisition using CAN bus interface and STM32 MCU to store data in an SD card with 1ms timestamps
• Created test plans and validated hardware using oscilloscopes, multimeters, and function generators
• Executed hands-on PCB assembly, includes surface-mount device soldering, reflowing, and reworking
• Negotiated and established sponsorship collaborations with leading sensor companies, saving over $2000

Vancouver, British Columbia, Canada

• Used SolidWorks to design a steering wheel that integrates a driver interface PCB
• Designed a spring-loaded paddle that actuates a variable potentiometer for regenerative braking
• Performed mechanical component and fastener selection, considering threading, sizing, and loads

Vancouver, British Columbia, Canada

• Conducted markups of 40+ Ethernet and fiber optics network design basis documents for 12 substations
• Drafted and reviewed engineering drawings (i.e., rack layouts, cable routing, and network diagrams) using AutoCAD to ensure compliance with industry standards and project requirements
• Led the organization of engineering drawings using Excel to improve efficiency for future construction teams

• Taught math, physics, chemistry, and French to students in grades 6-12
• Simplified and broke down complex concepts to make them easier to understand
• Collaborated with parents and teachers to understand students’ needs and develop the best plan for them to succeed

Vancouver, British Columbia, Canada

• Collaborated with team to build the first prototype of the moving sculpture project, “When Air Takes Shape” to promote environmental awareness
• Programmed C++ code to control compression and rotation movements of the sculpture
• Drafted schematics on LTspice for Arduino and stepper motor connections for project transparency
• Soldered connections for a custom Arduino Mega shield board

Surrey, British Columbia, Canada

• Instructed Python and robotics classes for 90 students over 9 weeks while managing a team of 5 volunteers
• Conducted private Python lessons, accelerating coding proficiency for students ages 8 to 12
• Engaged with parents and managers to improve teaching and offer valuable insights on each student’s progress
• Mentored students to design their own dancing robot for final program project

Coquitlam, British Columbia, Canada

• Multitasked in a fast-paced environment preparing drinks, serving customers, taking orders, and dishwashing
• Resolved issues and complaints professionally to ensure customer satisfaction
• Mastered latte art and coffee brewing techniques to provide customers with a pleasant cafe experience.
• Collaborated with team to serve a high volume of customers during busy peak hours, ensuring quality service.

Burnaby, British Columbia, Canada

• Assisted customers in shopping and styling trendy outfits
• Processed purchases efficiently at the cashier using the POS system
• Collaborated with team and developed sales techniques to achieve sales goals