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Nestor Technologies. Logo
Back-End Developer

Nestor Technologies.

 

Irving, TX, USA

Posted On: 5 days ago
Experience: 5+ years
Availability: Hybrid
Openings: 2
Category: Backend Developer
Tenure: Contract - Corp-to-Corp
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Description

You will design, implement, and maintain ETL/ELT processes for data integration and migration.

This role is on-site.

Responsibilities

  • Design and develop ETL/ELT pipelines to extract, transform, and load data into target databases and data warehouses.
  • Implement data integration solutions using cloud platforms and local systems.
  • Optimize workflows for performance, scalability, and reliability based on data volume.
  • Ensure data quality and integrity through validation, error handling, and debugging.
  • Document processes, data mappings, and system configurations.

Required Skills

  • 5+ years of experience as an ETL Developer or in a similar data-focused role.
  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Proficiency in Python for scripting, automation, and data manipulation.
  • Strong SQL skills and experience with relational databases: MySQL, PostgreSQL, SQL Server, and Oracle.
  • Hands-on experience with tools like Apache NiFi, Talend, or Informatica.
  • Knowledge of dbt (data build tool) and data warehousing concepts.
  • Experience with cloud platforms such as AWS, Azure, or Google Cloud.

Preferred Skills

  • Experience with big data technologies such as Hadoop, Spark, or Clickhouse.
  • Familiarity with spatial data sources, GIS concepts, and geospatial tools like PostGIS or GeoPandas.
  • Knowledge of version control systems like Git and CI/CD pipelines.

Education

Bachelor's

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