Data QA Engineer

Ex Parte, Inc

$90K — $130K *
US-AnywhereRemote in Bethesda, MD
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of QA experience in data or related fields
  • Familiarity with Scrum/Agile methodologies and SDLC
  • Competency in Python and SQL, with at least basic coding skills
  • Experience with various QA testing types including functional, regression, and performance tests
  • Proven ability to work independently in a fast-paced, collaborative environment
  • Strong verbal and written communication skills

Responsibilities

  • Take ownership of end-to-end data quality management
  • Understand and contribute to event model design
  • Build and automate testing frameworks for data ingestion pipelines
  • Write complex SQL queries to ensure data integrity during the ETL process
  • Design test cases and scripts in Python/SQL to validate data accuracy
  • Track data issues from discovery to resolution in collaboration with team leads
  • Collaborate with analytics teams to enhance automation and tools for data quality

Benefits

  • Opportunity to work in a dynamic, fast-paced environment
  • Collaborative team culture with a focus on data integrity
  • Exposure to modern technologies like Azure and Databricks
  • Potential for involvement in innovative data projects
  • Professional development opportunities through engagement with agile methodologies
Full Job Description
Job Description

Responsibilities
  • Take ownership of end to end data quality
    • Understand and Contribute to the event model design
    • Build and automate testing frameworks around data ingestion pipelines.
    • Write complex SQL queries on tables with hundreds of millions of records and ensure data integrity is maintained throughout the ETL lifecycle.
    • Design test cases and write python/SQL scripts to validate data integrity and identify gaps and opportunities in our pipelines.
    • Track data issues and work with team leads from discovery to resolution.
  • Collaborate with the analytic teams to conduct data quality investigations, improve automation and tools.
  • Review current tools and enhance them to help with data integrity.


Qualifications

Minimum Qualifications
  • 5+ years of work experience in QA, preferably in data or relevant space
  • Demonstrable knowledge, experience, skill, and proficiency with the following:
    • Scrum/Agile methodologies
    • SDLC
    • Python (at least reading)
    • SQL
  • Experience with different facets of QA tests such as functional progression & regression, integration, performance, load, UAT, and operational readiness testing
  • Must be self-motivated, able to work independently, and thrive in a fast-paced, multi-tasking, high productivity environment while maintaining excellent working relationships with people in a wide variety of functional areas
  • Excellent verbal and written communication skills

Preferred Qualifications
  • Applied experience with Databricks and/or Azure ML
  • Strong coding abilities in one or more scripting languages like Python or SQL
  • Understanding of compliance, security, and risk domains along with associated patterns and data elements
  • Use of one of the following vendor reporting solutions: PowerBI or Tableau
  • Understanding of product and services activation, use, and transaction models and data
  • Understanding of statistical analysis and machine learning tools and practices
  • Understanding of Cloud-centric data processing and visualization approaches including SQL and NoSQL databases with exposure to Azure SQL, Azure Cosmos DB, Data Factory, Synapse, Azure Data Lake, etc
  • Familiarity with Agile software delivery including application lifecycle mgmt (Jira/Azure DevOps/VSTS, Git).


Additional Information

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