Cindy Sun

Background

About Cindy Sun

Over 15+ years of experience in the IT industry, with 2+ years in BI Data analysis and Project leadership, 6+ years of test leader and DQE experience in the BI/Big Data, half year Data Development experience- Programming skills in Python and JAVA- Familar with Machine Learning packages: Pandas, Numpy, Matplotlib, Seaborn, Sk-learn, Kaggle contributer- Familar with LLM RAG, Vector Database (ChromaDB), Huggingface(transformer, datasets), Azure Open AI, Ollama, Dify local workflow mantanence- Advanced skills in complex SQL implementation and interpretation- Familar with Azure Data cloud, ADF pipeline, MLFlow, Databricks Notebook development with Pyspark to implement ETL logics- Familiar with AWS cloud services for Big Data (S3, RDS, Athena, CloudWatch, Lambda, StepFunction, Glue Job/Data Catalog)- Rich knowledge in Data Lakes, Big Data framework (Hadoop/AWS EMR, HDFS/S3, Airflow, HDFS, Hive, Impala, PySpark), RDBMS (Oracle, SSMS), DWH, DM, ETL- Advanced skills in BI data exploration, data requirement analysis, data SQL solution, and business data preview test- Advanced skills in test strategy, test plan, test case design, test execution, and test process management for Data and Functional projects- Familiar with building up test automation frameworks: Java Test NG, Python pytest, Robot Framework, Ruby Cucumber for WebUI and Rest API automation- Familiar with Oracle server admin maintenance, Procedure writing, and reviewing- Rich knowledge in IB/Banking front-office and back-office domain- Rich knowledge in Pharmacy BI data domain- Fluent in English communication and good English writing skills;