BI Developer

About CoorB

CoorB specializes in creating comprehensive innovative solutions emphasizing process automation, improving user experience, and leveraging advanced data analytics. With deep expertise in the finance sector, the company aims to help clients achieve operational excellence, safeguard their IT investments for the future, and maintain a competitive advantage in a rapidly changing industry.

Role Overview

The BI Developer plays a key role in maintaining, improving, migrating, and constructing BI reports, dashboards, semantic models, and analytical datasets across both current and future architectures.

Key Responsibilities

• Maintain and support current BI platforms including OBIEE, Cognos, Power BI, data cubes, and operational dashboards.
• Examine and interpret existing report logic including filters, KPIs, calculations, joins, and security protocols.
• Design and develop new reports and dashboards within the target BI environment.
• Migrate or rebuild legacy reports into modern BI platforms as part of the architectural transition.
• Create semantic models with calculated measures, KPIs, and reusable datasets to enhance reporting efficiency.
• Conduct validation of migrated reports by comparing them with existing versions to ensure data accuracy.
• Enhance dashboard operation by optimizing refresh schedules, query efficiency, and overall performance.
• Implement row-level security measures and define access controls aligned with business domain requirements.
• Collaborate closely with ETL Developers, Data Modelers, Data Architects, Technical Leads, Business Analysts, Platform Administrators, and other BI Developers to ensure seamless data flow and alignment.
• Assist in report decommissioning procedures following successful migration and validation processes.
• Support architecture transition activities by thoroughly understanding current-state logic prior to migration, simplification, or retirement.

Requirements

• Proven expertise using Power BI and/or enterprise BI solutions such as OBIEE, Cognos, Tableau, or Qlik.
• Strong proficiency in SQL query writing and optimization.
• Experience developing semantic models and working with DAX, MDX, measures, KPIs, and calculated fields.
• Good understanding of data modeling concepts such as star schemas, fact and dimension tables, aggregates, and reporting marts.
• Demonstrated skills in report migration, reconciliation, and performance tuning.
• Knowledgeable in BI platform security, including access control and row-level security implementation.