star Developed company home page using Next.js, ReactSpring: https://dev-home.connected-in.co.kr/
star Integrated Facebook, Google, Kakao and Naver authentication, and Jitsi Meet in Flutter app
star Created Flutter Hospital Assist app
star Conducted research on LLM Knowledge Distillation
star Built a base template FastAPI app integrating AI models (BERTopic, Haystack, Hugging Face models) and using Poetry, Docker & Docker Compose
star Maintained Nuga Best and N7 massage machine app (Android Kotlin Jetpack)
Employment Certification

star Dr. LEE Jong-wook Fellowship Program
• Delivered lectures to clinical training fellows from Uganda, Indonesia, and Tanzania.

star Navigation Apps Guide - Google Map - Naver Map (1 sessions or 2 hours)
• Taught digital tools including Google Drive, Google Maps, Naver Map, Kakao Map, Kakao Taxi, T-money Go, Google Translator, Papago Translator, and Chrome Bookmarks.

star Google Drive (3 sessions or 6 hours)
• Instructed on Google Drive, including cloud storage, file management, sharing, sync, and offline access. • Covered Korean Culture Tips, Windows 11 shortcuts, Google Keep, and Chrome extensions.

star PPT (8 sessions or 16 hours)
• Delivered Microsoft PowerPoint lectures as part of the fellowship program.

star Dr. LEE Jong-wook Fellowship Program
• Delivered lectures to clinical training fellows from Uganda, Indonesia, and Tanzania.

star PPT (8 sessions or 16 hours)
• Delivered Microsoft PowerPoint lectures as part of the fellowship program. Employment Certification

starProject NugaBest (Massage machine tablet app):
• Developed Android tablet (host mode controller app) and cross-platform reservation apps using React Native web view component.

star Project Korean In-Depth Accident Study Database (KIDAS):
• Developed Android apps using Android Jetpack and Android compose, designed mockups using framer, and implemented fake API JWT server using Express.js and Json server.

star Project Flutter Base/Template app:
• Constructed a Flutter base project adhering to MVVM architecture and integrating widely recommended or flutter favorite packages.

star Project CDM Recommendation System (CDM-RS):
• Created base/boilerplate ReactJS web app for CDM-RS using React.js, RTK, Material-UI, react-redux, redux-saga, and react-quill, etc.

star Project Social Review Automation(SRA) and Social Network Analysis (SNA):
• Developed desktop or project PDF annotation and topic modeling with BERTopic using Electron and React.js;
• Created a Chrome extension app for manual data collection from the web;
• Employed Cypress.io for web scraping;
• Created node cli: pdf2png-node-cli, extract-pdf-text-by-coord-node-cli;
• Used TensorFlow hub object detection for detecting sections of thesis PDF files;
• Conducted social network analysis using Scikit-Learn TFIDF, NetworkX, Graphistry, topic modeling BERTopic, and word cloud.

star Other Projects:
• Conducted website security inspections using Fidlernet and SonarQube;
• Implemented image matching and shape outline prediction using py-opencv and image-similarity-measures, etc.;
• Improved uroflow desktop app using C# .Net Framework;
• Created desktop app using Electron and React.js for ABR peak detector. Employment Certification

star Led a team of 2 or 3 members as Team Leader.
star Developed Microsoft Excel VBA applications for the IFRS project.
star Contributed to an E-commerce Prestashop project, integrating features such as module marketplace and mango payment, and managing events.
star Worked on React Native project implementing features like Push Notification, QR code scanning, and RealmJS integration.
star Utilized SCRUM methodology for project management, utilizing tools like Bitbucket, JIRA, and Confluence.

star Training mission on project named TESSI DOCUBASE, a JAVA web application project (Digital Documents): struts 1.2, spring MVC, servlet & jsp, taglib for maintenance, improvement and adding new features

star Teaching mobile app development with React Native

star Handle Java Fundamentals subject

star Supervised internships for drone programming project, projection mapping project
star Taught courses on Android, servlet & JSP, website development (HTML, CSS, JS), DBMS, MySQL

star Android mobile software development: designing and customization UI, using third libraries (Blur Behind, HideOnScroll, SlidingLayer, Sliding Menu), implementing functionalities, integrating social network (Twitter, Google, Facebook) and multiple languages (Khmer and English), designing, coding, debugging and testing
star Basic Knowledge of NodeJs: express framework, user management system, third libraries of NodeJs (Sequelize, MySQL, MongoDB, ...)

star Design, develop, test, integrate, and verify FPGA designs for video processing hardware
star Working on the SDI video interface by demonstrating the implementation of a Lattice tri-rate SDI PHY IP core on a Lattice FPGA of the Enciris LT-125 board in order to provide an SMPTE 3G/HD/SD SDI video input functionality on the board without using any external chipset like the Gennum chipset which is used today on Enciris boards
star Working on the H.264/AVC video decoding algorithm, particularly the H.264/AVC bitstream decoder hardware architecture design and implementation

star Determination of the orbital mechanics for different type of orbit
star Optimization satellite constellation
star Calculation the link budget
star Analysis of the impact of orbit types, frequency band and modulation types on link budget

star GSM, Cell Planning & Frequency Reuse
star Installation, Configuration and Commissioning of BTS and Microwave
star Preparation documents for PAT (Provisional Acceptance Test)
star Preparation documents for Fixed Assets

star General principle of GSM and BTS
star Installation, Configuration and Commissioning of BTS and Microwave

star One of the 5 Challenge Winners
star Working on a challenge of "Trust in Solar" from SNV: Problem and Solution, Business, Marketing, and Pitching
star Trust Energy Team of 4 members
star Challenge on SNV Trust in Solar: this challenge is to find a way for potential customers of solar systems in rural areas to find solar companies and rate their products & services in order to address the issue of trust, repairs and accountability.

star Sharing knowledge on Modern JavaScript ES6 and ES7

star Sharing Knowledge on: how to set up Git, Sourcetree and Bitbucket, basic usage of git, Git workflow, branching and merging, how to solve conflict, how to stash and much more

star Sharing knowledge via a weather application that covers some essentials of React Native including: using core and custom components, passing data between components, handling component state, handling user input, applying styles to components, fetching data from a remote API

star Helping students to learn coding with App Inventor 2

star Helping students to learn about STEM and assemble a remotely operated underwater vehicle (ROV) - Puffer Fish