ETL Developer
Design, Develop and Provide support in all aspects of data movement for a data warehouse environment residing on Netezza, with emphasis on the Extract-Transform-Load (ETL) process using Informatica. • Ability to administer ETL system and upgrade to new releases • Develop data warehouse process models, including sourcing, extracting, transforming and loading as per business requirements. • Design Extract-Transform-Load (ETL) Workflows for data migration from various sources to data warehouse using batch or incremental loading strategies. • Document database design including data modeling, metadata and business process flow for the new business integration requirements. • Create data model and reverse engineer data warehouse using CASE tools like ER Studio. • Create test plans and scripts for data warehouse testing, ranging from unit to integration testing. • Ensure delivered Data warehouse code is running and conforms to specifications and design guidelines. • Create Informatica mappings, transformations, stored procedures and functions to implement the data process flow defined by the business rules. • Document technical ETL specifications for data warehouse. Perform periodic code reviews and test plans to ensure data quality and integrity. • Navigate on the host server for file management, file cleanup and configuration tasks. Maintain Informatica on UNIX and Windows environments. Write Shell scripts, PL/SQL scripts and SQL scripts • Prior Experience in Upgrading Informatica Power Center versions.
Minimum Requirements:
• Minimum of 7 years of ETL and database solution development. • Excellent communication skills with knowledge of ETL field, tools and technologies, implementations and solutions, as well as specific experience with the Informatica ETL tool. • Excellent motivational skills required to ensure good team synergy and collaboration of cross functional teams. A strong facilitation and “positive” attitude will be mandatory. • Strong experience in Data Quality, Source Systems Analysis, Business Rules Validation, Source Target Mapping Design, Performance Tuning, and High Volume Data Loads • Excellent ability to multi-task. • Demonstrated proficiency with a database SQL language for user-defined database extracts or updates statements. • Proficient in Netezza 6.0.4 • Proficient on all Informatica 9.x Platform tools (Power Exchange, Power Center) • Proficient use of CASE tools (Embarcadero ER Studio preferred)
Strong SQL skills essential Develop ETL flows and code for new integrations. Conduct unit testing of ETL code.Query source and target databases for unit testing. Participate in quality assurance reviews of ETL components. Create, troubleshoot and tune complex mapping. Set up complex workflows and schedules.
