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DataStage Developer Interview Questions

Top 5 datastage developer interview questions with detailed tips for both hiring managers and candidates.
Paul Peters
By Paul Peters, Aug 20, 2021
Paul Peters is the Chief Editor of Betterteam. He's a former print journalist and small business owner and has written articles for a variety of newspapers, magazines and websites.
DataStage developer performing an analysis on programs prior to implementation to the system.

DataStage developers work with the InfoSphere DataStage tool to perform ETL processes on data and information. They design, map, and schedule the extraction, manipulation, cleaning, and loading of unstructured and structured data sources to data warehouses and data marts.

When interviewing DataStage developers, top-notch candidates will be highly skilled at handling all stages of the ETL process and have a solid understanding of data processing within a business or large-scale context. Be wary of candidates who lack problem-solving abilities or the capacity to multitask with precision.

Interview Questions for DataStage Developers:

1. How would you ensure that your ETL solutions function well and at scale?

Evaluates the candidate's quality assurance skills.

2. What are your chief concerns when performing a data migration to a new target?

Assesses the candidate's knowledge of DataStage, ETL, and industry best practices.

3. What steps would you take if there were major technical issues with the ETL process?

Reveals the candidate's interpersonal and technical abilities to manage problems.

4. Can you lay out the project steps for creating a data warehouse?

Tests the candidate's proficiency with ETL processes.

5. How might DataStage compare favorably to Informatica?

Reveals the candidate's knowledge of the merits and shortcomings of both tools.

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