ETL Developer job description
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What does a ETL Developer do?
The ETL Developer is responsible for designing and managing the data storage systems essential for extracting, transforming, and loading data efficiently. This role contributes significantly to data management strategies to ensure the integrity and quality of datasets integrated into the company's systems.
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What are the Key Responsibilities of ETL Developer
- Design and implement ETL processes to meet business and technical requirements.
- Develop data mappings and transformations using ETL tools.
- Conduct data analysis and validation to ensure data accuracy and quality.
- Optimize and tune ETL processes for performance and resource utilization.
- Collaborate with data architects and analysts to support data warehouse solutions.
- Maintain documentation of ETL processes and data flows.
- Troubleshoot and resolve issues related to data loads.
- Perform code reviews and provide guidance to junior developers.
- Ensure adherence to best practices and data governance policies.
What are the Skills and Requirements for a ETL Developer?
- Proficiency in ETL tools such as Informatica, Talend, or Apache NiFi.
- Strong SQL scripting and data modeling skills.
- Experience with database management systems like Oracle, SQL Server, or MySQL.
- Attention to detail with strong analytical and problem-solving abilities.
- Excellent communication and teamwork skills.
What are the KPIs to track for ETL Developer?
The ETL Developer's performance is gauged by successful ETL implementations, data accuracy, and efficiency in load processes, contributing to operational stability and data-driven decision-making within the organization.
ETL Efficiency
Timely completion and deployment of ETL processes.
Data Accuracy
Maintenance of a high standard of data integrity and reliability.
System Performance
Optimization of resource usage and minimization of system downtime.
Reports to
Data Warehouse Manager
Collaborates with
Data Architects, BI Analysts
Leads
Junior ETL Developers
Are any specific tools or software required for the ETL Developer role?
- Informatica
- Talend
- SQL Developer
- Apache NiFi
- MySQL Workbench
What is the qualification of ETL Developer?
Bachelor's degree in Computer Science, Information Systems, or related field, and 3-5 years of experience in ETL development and data integration.
