California Institute of Technology

Master of Science in Electrical Engineering, GPA 4.0/4.0       Sep 2021 - Dec 2023 (Expected)

ShanghaiTech University

B.S. in Electronic Information Engineering, GPA 3.7/4.0     Sep 2017 - July 2021

• Selected Awards: 2nd-Class Scholarship (2019, 2020; Top 3%); Outstanding bachelor's thesis (Top 1%); Outstanding Graduate (Top 5%)

University of California, Berkeley

Exchanging program, GPA 4.0/4.0                                 Aug 2019 - May 2020

Engineering Intern 

June 2023 - present, Axonics, Inc. · Full-time

• Leading a Machine Learning project focused on the precise location of target points, harnessing advanced models and data-driven techniques to significantly improve accuracy and efficiency.

• Assisting in the design and development of Printed Circuit Boards (PCB) using Altium software, aiding in optimizing layouts and enhancing the functionality and reliability of devices at Axonics.

Programming Language: Python, JavaScript, C, MATLAB

Knowledge Background: Machine Learning, PCB Design, Semiconductor Devices and Fabrication, Electronic Circuit Design, Front-End Web Development, MEMS Design 

Pathology Prediction Based on Chest X-rays (PyTorch)

March 2023 - June 2023, Caltech

• Based on 224,000 Chest X-ray images from CheXpert Dataset, implement pathology prediction

• Achieved an average Mean Square Error of 0.69, getting the first place on the Caltech EvalAI leaderboard

• Utilized Caltech High Performance Computing resources to train large models (ResNet152/ViT-384)

• Implemented Various Techniques to improve model performance (Aggregation, Edge Detection, etc.)

Blog Platform —— ReactJS

May 2022 - Nov 2022, Caltech

• Developed a blog platform with login, article posting and management functions

• Sketched website design and functions with SCSS and AntDesign

• Called back-end API to send and request user data with Axios

• Configured website routing with React-router-v6

• Realized component communication and temporary data storage with Mobx

The Implementation of Different Interfaces for the CC2652 Microprocessor 

Sep 2021 - Jan 2022, Caltech

• Designed and built interfaces for Keypad and LCD screen with the CC2652 Microprocessor

• Programmed the software using the ARM Assembly Language

• Drew the circuit schematics and built the hardware through soldering and wire-wrapping

Simulation and Fabrication of a MEMS Actuator

Aug 2020 - May 2021, ShanghaiTech University

• Optimized a resonant torsional micro-actuator based on thin-film Lithium Niobate using COMSOL

• Participated in the fabrication process of the wafer

• Summarized the work and co-wrote two papers, which got accepted by IEEE NEMS 2021 and Transducer 2021 

Fabrication of a Wafer with Microfabrication Technology

Jan 2020 - Jun 2020, UC Berkeley

• Fabricated a wafer consisting of various devices in a clean room

• Performed performance and error analysis, based on the ideal results and some of the MATLAB simulation results 

Multi-Stage AC signal Amplifier Design

Aug 2019 - Jan 2020, UC Berkeley

• Built an amplifier with 4 BJTs and achieved excellent performance specifications

• Evaluated and optimized the design in 3 different stages including theoretical calculation, SPICE simulation, and the real circuit board 

2019 Interdisciplinary Contest in Modeling (top 8.88%)

Dec 2018 - Feb 2019, ShanghaiTech University

• Worked in a 3-member team to study the cost of environmental degradation

• Built a model with the shadow pricing technique and evaluated the environmental degradation with it

• Wrote a paper to summarize the work, and received the price of Meritorious Winner (top 8.88%) 

Assistant Administrator of Admissions Office of ShanghaiTech University                              

Sep 2020 - July 2021, ShanghaiTech University

• Responsible for answering the counseling calls and dealing with the routines on a weekly basis

• Help manage the information systems and official email address, and help run the WeChat groups

• Participate in the information sessions organized in different cities and high schools

HR Department Manager of Junior Achievement Student Organization, China                           

July 2018 - July 2019, ShanghaiTech University

• Led the department to conduct the interview process of new members

• Managed to host several team-building events and several publicity activities

• Formulated and executed the member evaluation mechanism

Teaching Assistant of Electrical Circuit Lab                              

Feb 2019 - July 2019, ShanghaiTech University

• Prepared and lectured the principle of each lab

• Built and demonstrated the example circuit of each lab, and helped solve questions during the class

• Held office hours to answer problems from students 

Group Leader of ShanghaiTech Summer Practice Event                             

July 2018 - Sep 2018, ShanghaiTech University

• Led the group to evaluate the potential challenges facing the development of Fengcheng

• Investigated the city's selenium enrichment resources and wrote a summary report about the situation

• Awarded with the Merit Individual and our team received the award of Excellent Team

1.  “Design of Piezoelectric Micro-Actuators Based on LiNbO3 Thin Film”, Yushuai Liu, Zhiyuan Gao, Kangfu Liu and Tao Wu, 2021 IEEE        16th International Conference on Nano/Micro Engineered and Molecular Systems (NEMS), 25-29th April 2021
      Link: https://ieeexplore.ieee.org/document/9451448 

2. “Torsional MEMS Scanner Based on LiNbO3 Thin Film”, Yushuai Liu, Zhiyuan Gao, Kangfu Liu and Tao Wu, 2021 21st International Conference on Solid-State Sensors, Actuators and Microsystems (Transducers), 20-24th June 2021

      Link: https://ieeexplore.ieee.org/abstract/document/9495758

• Outstanding Graduate of ShanghaiTech University (Top 5%)

• Outstanding bachelor's thesis of ShanghaiTech University (Top 1%)

• Outstanding Student of ShanghaiTech University (Top 3%) (2020)

• Scholarship of ShanghaiTech University (Top 3%) (2019, 2020)

• Merit Student of ShanghaiTech University (Top 5%) (2018, 2019)

• Interdisciplinary Contest In Modeling (Top 8.88%) (2019)

• Merit Individual of ShanghaiTech Summer Practice (Top 10%) (2018)

Hobbies: Rock Climbing, Skiiing, Billiard, Table Tennis, Fitness, League of Legends

Languages (Proficient): Chinese, English