I am a Big Data and AI Engineer with a master's degree in Computer Science from the University of Chinese Academy of Sciences. I help clients clean Excel and CSV data, automate repetitive workflows with Python, and build SQL/ETL pipelines. My engineering experience since 2018 includes cultural heritage data platforms, AI dataset preparation, OCR and knowledge question-answering agents. I focus on clear requirements, data quality, practical deliverables and regular written updates. Share your files and expected result, and I will help define a clear scope.... Read more