● AccuInsight+ Solution Backend Development (Jan 2022 - Present) - Developed backend services for AccuInsight+, an analytics environment akin to Sagemaker. - Managed customer patches, bug fixes, feature enhancements, and version releases. - Skills: CSP/On-premise, Kubernetes, Docker, Java, Spring boot, Python, R, CI/CD.● AccuInsight+ Integration with Python SDK & Jupyter Lab Workspace (May 2022 - Present) - Created a Python SDK for model performance comparison and analysis. - Resolved Jupyter Lab workspace issues for consistent analysis outcomes. - Skills: Python, Jupyter Lab.

● Power Quality Service Development (Feb 2020 - Nov 2021) - Developed services for enhancing power quality in manufacturing plants, focusing on time-series data analysis, predictive control, and anomaly detection for plant equipment. - Skills: Python, PostgreSQL, PyTorch, Keras, SciPy, StatsModel.● Big Data Collection System Design/Construction (Jan 2020 - Nov 2021) - Created a system for collecting and analyzing 1-second interval data from ESS power plants, specializing in battery degradation rate and lifespan prediction using time-series analysis. - Skills: Hadoop, Presto, OpenStack Cloud, StatsModel, SciPy, CentOS 6.9, Edge.● Solar Radiation Forecasting System Construction (Jan 2020 - May 2020) - Developed a system for forecasting solar radiation using satellite and meteorological data, including a UI/UX portal for internal use. - Skills: CentOS 7.4, OpenStack Cloud, Python, Shell, PostgreSQL, StatsModel, SciPy.● Battery Data Life Prediction (May 2019 - Dec 2019) - Analyzed ESS power plant battery data to identify factors affecting battery life, creating time-series data analysis and anomaly detection models for battery cell voltage. - Skills: PostgreSQL, Python, SciPy, Keras, CentOS 6.9, Edge.

● Big Data Analysis Platform Development (Jan 2019 - May 2019) - Utilized big data analysis platform for power big data analysis. - Skills: Hadoop, PySpark, SparkML, Woozie, Yarn, Python.● Device Data Interface Application Development (Apr 2017 - Apr 2019) - Created an application for RTU-cloud data transmission, developing communication protocol and middleware. - Skills: Thingworx Protocol, RedisDB, Node.js, C++, OPCUA, MODBUS, Linux, Windows.● PaaS-based Platform Common Feature Development (Jan 2017 - Apr 2019) - Developed BEMS and ESS solutions on PTC's Thingworx platform, including the launch of the INTEGRICT data platform. - Skills: JavaScript, JAVA (outsourced), Node.js, AJAX, PostgreSQL Query Tuning.

● Electric Energy Business Revenue Model - Developed a model to understand and optimize electric energy consumption and revenue using KEPCO data. - Skills: Data Analysis, C#, JSON, Web Crawling, GUI Development.● Data Analysis Engine Development - Engineered a MATLAB-based tool for efficient electricity data analysis, with an easy-to-use interface. - Skills: MATLAB, Data Preprocessing, GUI Design, Scripting.● Microgrid Energy Management System in Remote Areas - Designed a system for efficient energy management and control in isolated microgrids. - Skills: C#, MSSQL, System Design, Data Optimization, Remote System Management.● Energy Management System Development - Created a system for managing and controlling energy devices, integrating embedded systems and user interfaces. - Skills: .NET, Embedded Systems, User Interface Design, WinCE, Communication Protocols (CAN, MODBUS).