Etl Developer Resume
SUMMARY
- More than 10 years of experience delivering end to end BI solution.
- Experience in various project phases like business requirements gathering, source to target data mappings, ETL development, testing and production deployment.
- Experience working with Big Data and Hadoop technologies.
- Excellent SQL programming skills.
- SAS Base and Advanced Certified Programmer.
- Excellent understanding of data management principles, Star Schema, Snowflake Schema.
- Expertise working in various domains: Banking, Telecom, Transit, Health Care and Retail industry.
- Ability to deliver tasks within project deadline and contribute in project planning and scheduling.
- Experience working in relational database design, development and testing.
- Full Software Development Life Cycle (SDLC) experience including Analysis, Design and review of Business and Software Requirement Specifications.
- Excellent working knowledge on Data Modeling, Data Integration and Data Mining.
- Expertise handling large data from multiple sources and ability in data profiling, scrubbing, analyzing, integrating and validation from multiple source systems.
- Experience working with AGILE Methodologies.
TECHNICAL SKILLS
Data Warehouse: Big Data, Hadoop, Oracle, Teradata, IBM Netezza and Microsoft SQL Server
ETL Tools: SAS DI Studio, Microsoft SSIS, Informatica, Ab Initio, Pentaho, IBM Data stage
Data Modeling Tools: Erwin Data Modeler and Power Designer
Reporting Tools: SAS EG, Tableau, Microsoft SSRS, SAP BOBJ, MicroStrategy and Power BI
Operating System: Windows, UNIX, LINUX, Macintosh, IBM Mainframe
Languages: SQL, PL and SQL, SAS, Python, Hive, HTML, XML
Testing Tools: Microsoft Test Manager, HP Quality Center
CRM Technologies: Salesforce
Cloud Environments: AWS and Azure
PROFESSIONAL EXPERIENCE
Confidential
ETL Developer
Responsibilities:
- Analyzing, designing, developing and testing ETL process based on the requirement from business and technical users.
- Analyze data from different source systems and perform data gap analysis to understand which data already exists in target database.
- Provide feedback on the finding of various data trends and gaps to senior management to make informed decisions for data migration.
- Recreating existing etl jobs and reports in SAS 4.2 version to SAS 6.3 version.
- Developed various analytical methods to categorize new customer types that require enhanced due diligence mentioned in the CDD Standard.
- Create test cases and scripts to validate the ETL code developed and test the accuracy of data from legacy systems to new target system.
- Created various reports for AML (Anti - Money Laundering) and CDD (Customer Due Diligence), KYC (Know Your Customer) and EDD (Enhanced Due Diligence) process.
- Create and update existing documentation to support new systems deployed.
Confidential
ETL Developer
Responsibilities:
- Reverse engineer legacy SAS code into actionable requirements.
- Designed and developed complex ETL structures for transformation of data sources into data warehouses.
- Created various reports for AML and CDD and EDD process.
- Worked on creating etl jobs for custom AML scenarios.
- Conducted code and design reviews for suggesting and approval of design specifications.
- Resolved troubleshooting problems relating to ETL applications and data issues.
- Perform in depth data analysis in various sources systems supporting Credit Risk Models.
- Implemented processes for extraction and loading of ETL data into data warehouses and marts.
- Create and document mapping logic to transform source data to usable Credit Risk Model data sets.
- Worked on IFRS9 for gathering requirements and producing reports.
- Maintain macro economic application and load schedules.
- Utilize JIRA to manage work and releases.
- Worked with the MicroStrategy technical support to troubleshoot the dynamic display of prompts in the web mode and some other Report related issues.
Confidential
ETL Developer
Responsibilities:
- Gathering business requirements from business management and creating business rules, logics and conceptual, logical and physical data models.
- Extract and manipulate data from different source systems by developing ETL jobs and feeding in Data warehouse.
- Modifying and Updating incoming data from different source systems using ETL jobs by reformatting, importing, sorting, merging and restructuring.
- Prepare documentation of overall process development from gathering of business requirements, developing of ETL job and test scripts used for data validation.
- Create test cases and scripts to validate the ETL jobs developed and test the accuracy of data from legacy systems to new target system.
- Co-ordinate with offshore team with data mapping, development and testing activities.
- Document test results, log and track defects, and participate in bug review processes to identify priorities.
- Created Attributes, Facts, Dimensional Hierarchies and all the public objects like Metrics, Custom groups, prompts and filters using MicroStrategy.
- Created dashboards, reports, cubes, drill maps for end users to drill down and recover data using MicroStrategy.
- Designed efficient BI Dynamic Dashboards for the business users with dynamic prompt answers and with multiple data sets in both MicroStrategy Desktop and MicroStrategy Web.
- Worked with the MicroStrategy technical support to troubleshoot the dynamic display of prompts in the web mode and some other Report related issues.
- Recommending time utilization plans based on forecasting of developed data.
- Produce and communicate project timelines on a monthly/weekly/daily basis with business management and provide project status.
- Designing and developing project-specific programs like producing analysis datasets, graphics and reports.
