Data Analyst Consultant Resume
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TECHNICAL SKILLS
- SQL Server
- SAS
- SSAS
- AWS
- Oracle
- Teradata
- DB2
- Postgres
- SybaseIQ
- Python
- R
- Spark
- Scala
- Java
- C#
- VBA
- T - SQL
- PL/SQL
- Talend
- Aginity
- Netezza
- HBase
- Hive
- Oozie
- DataIku
- Unix
- Jira
- Confluence
PROFESSIONAL EXPERIENCE
Confidential
Data Analyst Consultant
Responsibilities:
- Perform call center complex data migration and integration, conversion and data modeling
- Restructuring data schema - redundancy checking, redefining business rules and resizing
- Database system SQL Server query automation to support migration plan and strategy
- DB & DW design, configuration, performance and support in QA and production environment
Confidential
Data Integration Analyst Consultant
Responsibilities:
- Define & Rationalize banking business requirement and attribute - active customer, etc.
- Consolidate customer marketing business requirement and constraint between US and Canada
- Hadoop data table setup, map business entity onto schema, Hive & SQL query design, implement business logic for banking and wealth data flow, performance tuning and review data flow
- Write SAS macro script, normalize, standardize data and data validation
- Integrate different data sources and create ETL pipeline by PySpark, Hive HQL and SQL
- Use and create project description, metadata and ticketing to share info by JIRA and Confluence
Confidential
Data Integration Analytic Manager
Responsibilities:
- Propose data extraction, integration, data model implementation and validation design
- Translate business problem into data model and procedure, and measurable plans
- Conduct quality assurance strategy, ETL design, integration plan and development
- Lead Hadoop data migration project and correct query insufficiency and performance issue
- Identify inconsistency and availability issue in HBase NoSQL time series data
- Create Oozie process workflow schedule automation to run program and update data mart
- Lead credit card data integration project - plan, development, QA, schedule and maintenance
- Perform data validation to assure data quality criteria - outlier treatment, missing record imputation, data normalization, standardization and apply business rules by Python
- Prepare dimensional cube in monthly, finance, store, product category and vendor data
- Write SQL and Unix script to manage flat file upload, cleansing and manipulating string
- Integrate different data sources such as Oracle, Teradata and Mainframe
- Build Python error trapping script incoming invalid data, auto issue notification and summarizes invalid data information during data generation process
- Create OLAP cube for trend and yearly gap dashboard and quality control chart by SAS and SSAS
- Support Loyalty Data Business Intelligence Project by SQL ETL and data standardization
- Support Digital Marketing data enrichment to evaluate ecommerce shopping sites design and UX
- Support Campaign Analytic Project to runs a Python ML model to target prospect customer