Infotrend interview preparation.

Extensive experience working with immigration data, primarily Immigration and Customs Enforcement (ICE) data preferred Expertise in Python and/or R, SQL and Databricks or similar software.

Ability to quickly understand complex data structures and formulate queries to extract information as needed

Ability to build both simple and complex analytical, statistical, AI/ML or other model using client data that fulfill a quantitative purpose/problem asked by the client.

Advanced Tableau expertise: Demonstrated proficiency with Tableau Cloud and Tableau Desktop using a Tableau Creator license, including dashboard development, calculated fields, parameters, filters, and interactive visualizations.

Data engineering and SQL: Strong SQL and relational database skills, including data modeling, joins, aggregations, transformations, data integration, and query optimization.

Data quality and performance: Expertise in data validation, reconciliation, quality assurance, Tableau performance optimization, extract management, and efficient workbook design.

5+ years of web development experience, including 3+ years building and maintaining production Drupal sites (Drupal 9/10 or later).

Hands-on experience applying Drupal core and contributed module security updates on a recurring schedule.

Strong PHP, HTML5, CSS, JavaScript and Git experience.