data engineering , Design Patterns, Excel, Csv, jQuery, Json, FastAPI, Python, Javascript, File parsing, Clean architecture principles, multiprocessing, Concurrency paradigms

D3, React, Figma, Javascript, CSS, Vue, HTML, ECharts, Recharts

secure coding , C, Java, Windows, Linux, Php, Python, Javascript, IOT and Cloud Security, Applied Cryptography, Operational Technology Security, Malware Reverse Engineering, Ethical Hacking and Defences, Blockchain Hashgraph Security