Yongha Kim Email & Phone Number

Seoul, South Korea

Meenthttps://github.com/kc-ml2/meent- Developed 'Meent': code for optical simulations and optimization. -- https://github.com/kc-ml2/meent -- implemented on Numpy, JAX and PyTorch. -- Supports Automatic Differentiation (AD) which returns gradient of loss per each input variable. -- with the help of JAX pmap, Meent support parallelization(CPU and GPU) - Role in Meent -- As a physicist, have strong understanding on optics and mathematical analyses enough to fix and implement complicated formulations in the field of optics. -- As a software engineer, solely designed and developed Meent, which is a total solution to model a structure, simulate its optical characteristics and solve optimization problem based on gradient-based algorithms. -- As a project manager, adjust priority, make community and promote the product for researchers to participate or use by providing immediate support and guidance.- ML applications in semiconductor industry -- Participating research on metasurface design using by RL -- Developed image detection code running on Edge device(RPi4, Jetson) -- Investigating Physics-informed-ML- Tools -- Python, JAX, PyTorch, Tensorflow, Docker, MATLAB, Linux, GCP, HPC

Hwasung, Korea And Rehovot, Israel

- Machine Learning Algorithm developer -- developed and implemented ML algorithms including regression, clustering, PCA, etc. with optical data- ML assisted Process Control in Etch step (co-work with Etcher vendor) -- wrote production-level code (Engine part for ML) -- Data acquisition, integrity check, parsing, cleaning -- Data analyses & sharing- Data science on a long-term, large-scale data in semiconductor industry -- Converted Python ML code into PySpark code for on-premise analysis -- Analysis and future prediction on semiconductor fab. data which has one year timespan -- Visualization tool development with Matplotlib and PyQt- Tool calibration improvement -- lead activity regarding tool calibration issue happened in Korea account -- analyzed the issue escalated by local APPS -- had technical discussions with System/HW/Algo/SW/Apps in HQ and provided solution to account Apps- A bridge between HQ Algorithm group and KR account Application group

Suwon, Gyeonggi-Do, Korea

- Research on QCL (Quantum Cascade Laser) device development- Semiconductor material growth and property extraction- Semiconductor device fabrication & characterizing it’s electrical/optical properties

Yuseong-Gu, Daejeon, Korea

[Technical research personnel for military service]- OLED Device fabrication, evaluation and data analysis- SW Development – Data management & analysis tool with VBA on internal network- Operation and maintenance of semiconductor process and analysis tools- Customer support by co-project for material and equipment evaluation

Yongin, Gyeonggi-Do, Korea

[Technical research personnel for military service]- Polymer synthesis and evaluation especially for electro-material products- Mechanical/Electrical Simulation of the products- Customer support with co-project regarding the effects of material properties- Launching member of a new team with responsibility for all the infrastructure setup

Master'S Degree, Electrical, Electronics And Communications Engineering

Theme: Nano-material based Field Effect Transistor (FET) and its electrical characteristics Nano-material Field Effect Transistor.

Bachelor'S Degree, Electrical, Electronics And Communications Engineering

Participation in Android App development contest by Google in 2008 -- Android App development in JAVA with Eclipse -- Linux server setup.