Reflections Info Systems - Power BI Developer - ETL & Data Integration

We are looking for 7 plus year experienced Power BI Developer with deep technical expertise to design, develop, and maintain interactive dashboards that drive insights from high-volume, event-driven data.

The ideal candidate must possess end-to-end Power BI capabilities, moving beyond standard visual creation to robust data modeling, advanced DAX, and full-stack troubleshooting to translate complex operator data into actionable business intelligence.

Important : This role requires strict alignment with US East Coast business hours (EST) to review, discuss, and resolve report-related items early in the operational day with East Coast stakeholders.

Primary Skills

Total Experience : 7+ years of hands-on Power BI development. AI Tools Exposure : Proven background and practical experience using AI tools for data analysis, automated querying, and insight development. Technical Depth : Demonstrated expertise across multiple reporting tools advanced DAX, robust data modeling (star/snowflake schemas, relationships), and Power Query/M with full-stack troubleshooting capabilities. Business Comprehension &

Communication : Excellent communication skills to interact early-day with East Coast clients and articulate technical findings clearly. High-Volume Data &SQL Expertise : Strong proficiency in SQL (Azure SQL, SQL Server) and reporting on large-scale telemetry/user-activity log data. Optimization &Security : Deep experience in query folding, report performance tuning, and implementing Row-Level Security (RLS).

Responsibilities

Event-Driven Analytics : Design, develop, and maintain interactive Power BI dashboards focused on large-scale event analytics and operator activity tracking. AI-Driven Data Analysis &

Insights : Leverage AI tools and modern AI-assisted features (e.g., Copilot for Power BI, generative AI for data analysis) to accelerate insight generation, automated summary drafting, and analytical workflows. End-to-end Dashboard Ownership : Independently diagnose and resolve performance bottlenecks across the Power BI stack and associated reporting tools (data ingestion, Power Query/M language, DAX, and visual rendering). Stakeholder Collaboration &Timezone Alignment : Work during US East Coast hours (EST) to engage with clients, review reports early in the day, and translate ambiguous requirements into scalable analytical solutions. Advanced Calculations &Data Modeling : Build efficient star/snowflake schemas and develop complex DAX calculations, KPIs, and calculated columns optimized for high-frequency telemetry datasets. ETL &Data Integration : Create robust ETL workflows and integrate Power BI with SQL Server, Azure SQL, REST APIs, and enterprise data sources. Governance &Maintenance : Implement Row-Level Security (RLS), manage dataset refreshes, and maintain clear technical documentation.

(ref:hirist.tech) .