Writwick Bhattacharya

Lead Power Bi & Sql Developer @Namasys Analytics

Muscat, OM

End-to-End BI Implementation & ArchitectureDelivered & Architected complete BI solutions from Greenplum PostgreSQL to Power BI dashboards.Set up Power BI architecture: licensing, data gateways, workspace strategy, and deployment governance.Modeled star/snowflake schemas and built 50–60 optimized KPIs per dashboard.Acted as Power BI Architect and Business Analyst—led requirement gathering and output validation.2. Microsoft Fabric & Medallion Architecture (Pilot)Gained exposure to Microsoft Fabric; built lakehouses and dashboards using medallion architecture.3. Machine Learning & Predictive AnalyticsIntegrated Google Vertex AI for churn prediction; built SQL pipelines for training and embedding outputs in Power BI.4. SQL Development & Data ModelingDeveloped complex KPI logic in PostgreSQL; tuned for performance and scalability.Led end-to-end data transformation and reusable modeling for multiple domains.5. Team Leadership & Delivery ManagementManaged 5-member team delivering 12 CXO dashboards (Finance, Sales, CX, Complaints).Mentored in DAX, Power Query, SQL, and modeling best practices; ensured onsite delivery in Oman.6. Data Governance & SecurityDefined data standards, naming conventions, and KPI frameworks.Designed & Implemented dynamic RLS and OLS in Power BI Pro environments.7. Alerts & Process AutomationCreated Power Automate alerts for KPI breaches and SLA violations, improving CXO responsiveness.8. UX Innovation & Self-Service BIEnhanced dashboard usability with natural language Q&A.Designed mobile-friendly templates and trained business users for self-service analytics.9. Stakeholder EngagementCollaborated with CXOs to translate needs into impactful dashboards.Bridged business–tech gap and drove adoption across departments.10. Optimization & RecognitionTuned Power BI models and SQL refresh cycles with Data Management team.Commended by Namasys and Omantel for leadership and delivery excellence.

University of Mumbai

Bachelor of Engineering (B.E.), Computer Engineering