PRACYVA
Datastage/ETL Developer
Bristol
Posted about 17 hours ago
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Key Responsibilities
Architecture & Design
- Analyze complex business requirements and translate them into scalable, end-to-end technical ETL designs and robust data workflows.
ETL Development
- Design, develop, test, and deploy parallel and server jobs using IBM DataStage Designer, utilizing advanced stages (Lookup, Join, Merge, Transformer, Aggregator, etc.).
Job Management & Sequences
- Build and manage complex job sequences, execution loops, custom error-handling mechanisms, and standard job routines.
Performance Tuning
- Troubleshoot production bottlenecks and optimize long-running ETL processes, memory allocations, partition strategies, and SQL queries.
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Database & Data Modeling
- Create data mappings, target schema structures, and validate complex data logic across databases like Oracle, Teradata, SQL Server, and DB2.
Automation & Orchestration
- Write advanced Unix/Linux shell scripts for automated file handling, pre/post-job processing, and parameter configuration.
Operations & Scheduling
- Oversee enterprise job schedulers (such as Control-M, Autosys, or Tivoli) to manage dependencies and production runtime.
Collaboration & Leadership
- Partner with Data Architects, Business Analysts, and QA teams to maintain data quality standards.
- Provide guidance and code reviews for junior team members.
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Required Technical Skills & Qualifications
Core Tooling
- 8+ years of dedicated experience with IBM InfoSphere DataStage (v11.x preferred) including Designer, Director, Administrator, and QualityStage.
Databases & Languages
- Expert-level proficiency in SQL, PL/SQL, and working knowledge of relational database architectures (RDBMS).
Data Warehousing
- In-depth knowledge of Data Warehousing concepts, Star/Snowflake schemas, and Dimension/Fact loading methodologies.
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