Data Analytics Data quality management Data Architecture Database tuning Data warehouse Data Migration Technology Architecture BRP / ISP System integration SKI E&S Data Intelligence Platform implementation 2025.09 ~ 2026.02 SKT DataLake workload integration 2025.08 ~ 2026.02 Public data management enhancement (data standardization and quality improvement) 2025.03 ~ 2025.12 Samsung Electronics procurement system implementation 2024.04 ~ 2025.10 Integrated employment information network operations and AI job recommendation service enhancement 2023.06 ~ 2025.05 SKB–SKT sales support system enhancement 2023.08 ~ 2025.04 SGI Seoul Guarantee: next-generation system implementation 2023.04 ~ 2025.02 SK Innovation: improving the data management framework with a focus on utilization 2021.03 ~ 2021.05 Korea Post next-generation integrated financial system implementation 2021.01 ~ 2021.05 AI data annotation syntax accuracy inspection 2020.10 ~ 2021.04 AI training data development, 2020 second round: Korean dialects, dynamic object recognition and drone imagery 2020.09 ~ 2021.02 Cloud-based geospatial data integration and convergence framework, Phase 1 2020.05 ~ 2020.12