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3D Technologies LLC Logo
Sr. Hadoop/ETL Developer

3D Technologies LLC

 

West Chester, PA, USA

Posted On: 15+ days ago
Experience: 5+ years
Availability: Hybrid
Openings: 1
Category: Sr. Hadoop/ETL Developer
Tenure: No Preference/Any
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Description

You will design databases and develop dashboards to support customer requirements using large-scale datasets.

Responsibilities

  • Translate raw data from multiple sources into aggregate datasets via ETL processes.
  • Optimize data grouping, filtering, and sorting for improved presentation and performance.
  • Provide production support by analyzing customer queries and adjusting processes.
  • Collaborate with Business Analysts to acquire information for product design.
  • Resolve business process conflicts and report status to management.

Required Skills

  • 8+ years of programming experience in large relational database environments.
  • 6+ years of strong SQL experience, preferably Oracle dialect.
  • 3+ years of SQL using Hadoop-based technologies (Hive, Spark, Impala).
  • 3+ years of experience in data analysis, modeling, and technical documentation.
  • 3+ years of scripting experience in Linux shell, Python, or Perl.
  • Deep understanding of relational database concepts and performance design impacts.
  • Expertise in large database optimization (indexing, partitioning) in Hadoop.
  • Proficiency with version control systems (CVS, SVN, or Git).

Preferred Skills

  • Experience with streaming technologies like Kafka and Spark Streaming.
  • Experience with Drill, Tableau, or advanced MS Excel.

Education

Bachelor's degree

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