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

Vista Info Systems; Kerala; On-site; INR 1,500,000 - 2,400,000; Full time

Job summary

Vista Info Systems in India is seeking a Power BI Developer with 7+ years of experience to design, develop, and maintain advanced dashboards for high-volume event data.

You will own end-to-end BI including data modeling, DAX, and full-stack troubleshooting, while collaborating with East Coast clients and aligning with EST business hours.

Qualifications

• 7+ years of hands-on Power BI development.
• Expertise in end-to-end BI including data modeling and DAX.
• Experience with AI tools for data analysis and automation.
• Ability to work US East Coast hours for client reviews.

Responsibilities

• Design, develop, and maintain interactive Power BI dashboards for large-scale event analytics.
• Leverage AI features to accelerate insights, summaries, and analytics workflows.
• Diagnose and resolve performance bottlenecks across the Power BI stack.
• Collaborate with East Coast stakeholders to translate requirements into solutions.
• Build star/snowflake schemas and complex DAX calculations for high-frequency data.
• Develop robust ETL workflows and integrate with SQL Server, Azure SQL, and REST APIs.
• Implement Row-Level Security and manage dataset refreshes with clear docs.

Skills

Power BI development

SQL proficiency

DAX

Data modeling

Performance tuning

Communication

Tools

Power BI Desktop

Power Query/M

Azure SQL / SQL Server

Copilot for Power BI

Job description

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.