Uditha W.-Microsoft Power BI Expert | BI & Data Analytics | Data Modelling
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Experience
Data Science Tutor
University of Europe for Applied Sciences
- Taught Python, Pandas, data analysis, visualization and Power BI to 250+ students.
- Guided practical projects from data preparation and exploratory analysis through visualization and dashboard creation.
- Explained complex analytical concepts clearly to audiences with different levels of technical experience.
Assistant DMS Manager / Senior BI Data Analyst
Al-Babtain Group of Companies
- Developed and optimized management dashboards and analytical reporting across enterprise business functions.
- Used SQL and BI tools to integrate and analyse data from operational and enterprise systems.
- Identified data-quality gaps, investigated inconsistencies and aligned reporting outputs with stakeholder requirements.
- Improved application data quality and reduced application errors by 30%.
- Improved data extraction by 40% and data handling by approximately 90%.
- Produced management insights contributing to approximately 15% improvement in decision accuracy.
Senior Data Analyst / IT Specialist
Al-Mutawa Group of Companies
- Delivered business intelligence, reporting and analytics across sales, finance, operations and customer data.
- Built Power BI and Tableau dashboards translating complex business data into clear KPIs and management reports.
- Worked with SQL, Excel and enterprise application data to integrate sources and support consistent reporting.
- Collaborated with business and technical teams to understand requirements and close gaps between source data and user needs.
- Supported reporting and data consistency across 15 business units.
- Integrated manual processes into dealership ERP workflows, improving operational efficiency by approximately 80%.
Business Intelligence & Dashboard Analytics
- Designed analytical dashboards for sales, operational and customer-performance monitoring using Power BI and Tableau.
- Created KPI definitions and reporting views that enabled stakeholders to interpret trends, anomalies and business performance.
- Worked from raw and operational data through transformation, modelling, validation and visualization.
Data Integration & Transformation
- Built SQL/Python-based transformation workflows integrating structured data from enterprise systems and databases.
- Applied validation and reconciliation checks before data was used for analytical reporting.
- Experience with Airflow and dbt for repeatable transformation and data pipeline workflows.
Founder / AI & Data Technology Initiative
NOAI — NOT ONLY AI
Independent technology initiative exploring practical AI and data solutions, including AI-powered business applications, analytics workflows, data/document intelligence and AI-assisted software development.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Automotive and Education.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Business Intelligence and Information Technology.
Summary
Data and BI professional with 15+ years of experience delivering business reporting, analytics, data integration and decision-support solutions across enterprise environments. Strong hands-on experience with Microsoft Power BI, SQL, Power Query, DAX, data modelling, dashboards and data quality. Experienced translating business requirements into understandable analytical reports, identifying gaps between available data and user needs, and collaborating with technical and business stakeholders. Extensive experience across finance, sales, operations and customer analytics.
Skills
Power Bi: Power Bi Dashboards, Reports, Dax, Power Query, Kpi Design, Interactive Business Reporting
Data Modelling: Dimensional Modelling, Fact/Dimension Concepts, Grain Definition, Data Transformation, Analytical Data Layers
Data Integration: Sql, Excel, Postgresql, Sql Server, Bigquery, Snowflake, Rest Apis, Etl/Elt
Data Quality: Validation, Reconciliation, Consistency Checks, Source-To-Report Analysis, Data Issue Investigation
Analytics: Business Performance Analysis, Trend Analysis, Customer Analytics, Operational And Financial Reporting
Engineering: Python, Sql, Airflow, Dbt, Docker, Data Pipelines And Structured Transformation Workflows
Bi & Visualization: Microsoft Power Bi, Dax, Power Query, Tableau, Matplotlib, Seaborn
Data: Sql, Postgresql, Sql Server, Bigquery, Snowflake, Excel
Data Engineering: Python, Pandas, Numpy, Airflow, Dbt, Docker, Rest Apis
Ai: Google Gemini Api, Pydanticai, Llm Workflows, Claude Code, Cursor
Development: Asp.Net, Javascript
Languages
Education
University of Ruhuna
B.Sc. · Computer Science & Mathematics · Sri Lanka
University of Europe for Applied Sciences
M.Sc. · Data Science · Germany
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Uditha is based in Berlin, Germany.
Uditha speaks the following languages: English (Advanced), German (Elementary).
Uditha has at least 16 years of experience. During this time, Uditha has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 5 years and 4 months. Note that Uditha may not have shared all experience and actually has more experience.
Based on recent experience, Uditha would be well-suited for roles such as: Data Science Tutor, Assistant DMS Manager / Senior BI Data Analyst, Senior Data Analyst / IT Specialist.
Uditha's most recent position is Data Science Tutor at University of Europe for Applied Sciences.
In recent years, Uditha has worked for University of Europe for Applied Sciences, Al-Babtain Group of Companies, and Al-Mutawa Group of Companies.
Uditha is most experienced in industries like Automotive and Education.
Uditha is most experienced in business areas like Business Intelligence and Information Technology.
Uditha has recently worked in industries like Automotive and Education.
Uditha has recently worked in business areas like Business Intelligence and Information Technology.
Uditha holds a Master in Data Science from University of Europe for Applied Sciences and a Bachelor in Computer Science & Mathematics from University of Ruhuna.
Uditha will be available full-time from September 2026.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 22 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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