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Hallmark Global Technologies Inc Logo
BI Data Analyst

Hallmark Global Technologies Inc

 

Lewisville, TX, USA

Posted On: 6 days ago
Experience: 10+ years
Availability: Onsite
Openings: 1
Category: BI Data Analyst
Tenure: Contract - Corp-to-Corp
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Description

You will design and optimize complex SQL queries and build Power BI dashboards to drive data analysis and reporting.

This role is on-site.

Responsibilities

  • Design and optimize advanced SQL queries using complex joins, CTEs, window functions, and recursive queries.
  • Develop and maintain Power BI dashboards and reports, ensuring data accuracy and business relevance.
  • Use Python and Numpy for data cleaning, transformation, automation, and advanced analytics.
  • Optimize query performance by tuning indexes, execution plans, and refactoring SQL logic.
  • Build and maintain SQL-based data models, views, and stored procedures using PL/SQL.

Required Skills

  • 10+ years of experience in data analysis and SQL development.
  • Strong hands-on expertise with Advanced SQL, including window functions (ROW_NUMBER, RANK, LAG/LEAD) and CTEs.
  • Proficiency in PL/SQL for writing stored procedures and implementing advanced logic.
  • Expertise in Power BI, including DAX, Power Query, and dashboard development.
  • Strong experience with Python, specifically Numpy, for data manipulation.
  • Proven ability to analyze large datasets to identify trends, patterns, and anomalies.
  • Experience with query performance tuning and execution plan optimization.

Preferred Skills

  • Experience with data extraction and transformation for reporting and analytics use cases.

Education

Any Gradute

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