Swetha Narayanan

Data Analyst | Power BI Developer

India 3+ yrs exp 91 · Outstanding

About

Results-driven Power BI Developer with 3+ years of experience delivering end-to-end BI reporting solutions from data ingestion to production-ready dashboards. Strong expertise in DAX, Power Query (M), data modelling (star schema), and performance optimization. Proven ability to design intuitive, user-friendly dashboards and collaborate with stakeholders to deliver actionable insights. Experienced in promoting best practices, documentation, and user enablement.

Skills & Expertise (25)

Power BI Service Advanced

8.1/10

Years Exp

Power BI Desktop Advanced

8.1/10

Years Exp

DAX Advanced

7.9/10

Years Exp

ETL Pipelines Intermediate

7.5/10

Years Exp

Query Tuning Intermediate

7.5/10

Years Exp

Data Warehousing Intermediate

7.5/10

Years Exp

MySql Intermediate

7.5/10

Years Exp

Snowflake Intermediate

7.5/10

Years Exp

SQL Intermediate

7.5/10

Years Exp

Customer Service Intermediate

6.5/10

Years Exp

Stakeholder Engagement Intermediate

6.5/10

Years Exp

Semantic Models Dimensional Modelling Star Schema Drill-through Reports KPI Dashboards Power Query (M Incremental Refresh Aggregations Data Handling Confidentiality Call handling Administrative support Documentation End-user training

Work Experience

Customer Service Advisor

University Of Nottingham

Jun 2025 - Aug 2025

Managed outbound calls during university admission and clearing, assisting prospective domestic and international students. Guided applicants through course information, eligibility checks, and application submission. Resolved queries promptly and provided accurate information to ensure a positive student experience. Assisted students with technical support during admission. Maintained detailed call records and monitored application progress.

Associate Data Analyst

Cognizant Technology Solutions

Jan 2023 - Jul 2024

Designed and delivered end-to-end Power BI reporting solutions from data preparation to production-ready dashboards. Built performant semantic models using Power Query and advanced DAX. Applied strong data visualisation and UX principles to create intuitive dashboards improving adoption. Developed ETL pipelines integrating Snowflake and Excel data, reducing data retrieval time by 30–40%. Implemented performance tuning techniques (query folding, aggregations, incremental refresh). Documented datasets, DAX measures, and reports for maintainability and knowledge sharing. Promoted Power BI best practices across modelling, DAX, and report design. Coached business users and analysts on Power BI usage and reporting standards. Collaborated with stakeholders to translate requirements into actionable insights. Designed and optimised star-schema data models ensuring scalability and performance.

Programmer Analyst

BI Developer

Aug 2021 - Dec 2022

Developed Power BI dashboards using DAX and Power Query integrating SQL and Excel data. Supported ETL and data warehousing processes. Migrated legacy Excel reports to Power BI improving accuracy and efficiency. Automated reporting workflows and scheduled refreshes increasing efficiency by 50%. Maintained data models and supported release processes. Ensured data quality, governance, and security compliance.