Senior ETL Developer
Teckhorizon Inc
Our Client is looking for an experienced Senior Software Developer ETL to support a major public-sector data and application modernization initiative
What You'll Do
Design, build, automate and optimize complex ETL/ELT data pipelines
Extract, transform and load data from multiple sources into star and snowflake data warehouse schemas
Develop complex PL/SQL/T-SQL procedures, packages, views and scripts for data extraction, cleansing, transformation and loading
Create denormalized data assets from highly normalized Oracle databases and migrate them into platforms such as SQL Server and PostgreSQL
Design and support scalable, maintainable data architectures and dimensional data models
Build and maintain Azure Data Factory pipelines, including copy activities and custom integrations
Troubleshoot ETL pipeline issues, data quality problems and application performance issues
Perform SQL/query optimization, performance tuning and database troubleshooting
Support data migration and integration across Windows and UNIX environments
Develop technical specifications, documentation, unit tests and solution design artifacts
Collaborate with business analysts, QA teams, architects and other technical stakeholders throughout the SDLC
Must-Have Technical Skills
5+ years of hands-on ETL/ELT and Data Warehousing experience
Strong Oracle Database experience
Advanced PL/SQL and T-SQL
Strong experience with relational and dimensional data modelling
Experience with star/snowflake schemas
Advanced SQL and query optimization
Azure SQL Server
Azure Data Factory (ADF)
Python and/or Unix Shell scripting
Data migration and integration across heterogeneous database platforms
Experience with Oracle-to-SQL Server/PostgreSQL data integration
Elasticsearch for search, reporting and performance optimization
Git/GitHub for version control
JIRA and/or Azure DevOps
Additional Technical Experience
Experience with the following would be highly valuable:
Oracle RAC, Data Guard and Exadata
Oracle Enterprise Manager (OEM)
Oracle Warehouse Builder (OWB)
RMAN backup, restore and environment refreshes
Cloud platforms including Azure, AWS or Google Cloud
Microservices and multi-tier application environments
Agile/Scrum and Waterfall SDLC methodologies
Performance tuning and production application support
Nice to Have
Previous Ontario Public Sector (OPS) or broader Canadian public-sector experience
Experience with inter-jurisdictional federal, provincial or municipal government projects
Familiarity with OPS Enterprise Architecture, gating processes or similar governance frameworks
Experience working with environmental or regulatory data systems
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