About this role
Data Analyst
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Colombo, Sri Lanka
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Full-Time
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On-Site
Job Description:
- Design and build Tableau dashboards and reports using approved data sources (data warehouses, semantic layers, SQL).
- Turn business needs into dashboard designs — layouts, filters, calculated fields, parameters, drill-downs.
- Build views like KPIs, scorecards, trend charts, rankings, heat maps, and exception reports.
- Work with data teams to understand source data, refresh schedules, ETL outputs, and data quality.
- Build workbooks following agreed technical standards and best practices.
- Optimize dashboard performance (extracts vs. live connections, calculations, filters, structure).
- Validate dashboard accuracy against source data and business rules.
- Support access controls, row-level security, publishing, and secure distribution.
- Assist with testing (unit, integration, UAT), defect fixes, and deployment.
- Write documentation, user guides, and knowledge-transfer materials.
Requirements
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2–4 years' experience in Tableau development, BI reporting, or data visualization/analytics.
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Hands-on experience connecting Tableau to SQL databases, data warehouses, or structured data sources.
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Familiarity with data warehouse environments (dimensional models, refresh cycles, BI-ready data).
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Experience turning business requirements into dashboard designs.
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Bonus: experience with enterprise reporting (KPI dashboards, risk/compliance, management reporting).
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Bachelor's degree in Computer Science, IT, Engineering, Data Analytics, Business Analytics, or related field.
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Nice to have: Tableau Desktop Specialist, Tableau Certified Data Analyst, or similar BI certification.
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Preferred: exposure to MS SQL Server, relational databases, or ETL/ELT tools.
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Skills Required
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Tableau Desktop (calculated fields, LOD expressions, parameters, filters, actions, sets, groups)
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Tableau Server/Cloud (workbooks, projects, data sources, permissions, publishing)
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SQL (joins, views, stored procedures, aggregations, validation queries)
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Data warehouse/BI concepts (dimensional modeling, semantic layers, ETL/ELT, data quality)
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Dashboard design principles (clear layouts, chart selection, usability)
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Testing & validation (debugging, data checks, deployment support)
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BI governance awareness (documentation, access control, security, version control)
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Communication, analytical thinking, attention to detail