h
hongkai_shi

Hongkai S

@hongkai_shi

Big Data Development Engineer

China
English, Chinese
About me
I am an efficient and detail-oriented professional with strong adaptability to new environments. I possess proven practical skills, excellent communication/coordination abilities, and a proactive attitude toward learning new technologies. I am committed to teamwork and maintaining strong interpersonal relationships to drive collective success.... Read more

Skills

h
hongkai_shi
Hongkai S
Offline • 

See my services

Automations
I will professional data processing and analysis development
From$25 / projectMore details

Work experience

IBM

Data Engineer | IBM

IBM • Full-time

Dec 2020 - Dec 2025 • 5 yrs

Built and optimized enterprise-grade ETL pipelines using Informatica PowerCenter and Python for complex data integration scenarios across global banking and retail clients. Extracted data from Oracle, SQL Server, S3 and mainframes; performed transformation, cleansing and validation with Python/PySpark; loaded into Snowflake and Redshift. Automated workflows, improved data quality and reduced pipeline runtime by 35% for large-scale analytics.