Wuwani Perera | Portfolio

Data Science Graduate | Aspiring Business Analytics Professional

About Me

I am a Data Science graduate and Junior Data & ERP System Analyst with a strong background in data analytics, business intelligence, and enterprise systems. My professional journey spans developing real-time dashboards, automating KPI reporting, managing ERP implementations, and applying statistical and machine learning techniques to uncover insights that drive business performance. Skilled in Power BI, Grafana, Tableau, SQL, Python, and ERP systems , I focus on transforming complex datasets into actionable intelligence that supports strategic decision-making and operational efficiency. By working closely with cross-functional teams across finance, operations, and IT, I have developed the ability to bridge technical expertise with business requirements to deliver impactful solutions.

I am passionate about using advanced analytics and data-driven strategies to solve complex business problems, enhance decision-making, and enable digital transformation. As I prepare to pursue a Master of Business Analytics, I aim to further strengthen my expertise in predictive analytics, data strategy, and business innovation to create meaningful impact in global business environments.

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Years Of Experience

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Technologies

Experience Timeline

Junior Data & ERP System Analyst

Jul 2025 – Present

Link Natural Products (PVT) LTD

Gather and analyze business requirements and develop solution estimates, ensuring ERP and data solutions align with organizational goals.
Design and document technical workflows, data models, and deployment strategies to support process optimization and informed decision-making.
Develop ad-hoc reports, dashboards, and statistical analyses to identify trends, evaluate business performance, and provide actionable insights for strategic planning.
Collaborate with cross-functional teams (finance, operations, supply chain, and IT) to translate business needs into data-driven ERP solutions.
Identify process and system inefficiencies, propose improvements, and document findings to enhance operational workflows and data-driven decision support.
Conduct quality assurance, including testing and validation of ERP system functionalities, to ensure data accuracy and system reliability.
Oversee ERP system implementation, configuration, integration, and maintenance, ensuring seamless alignment with business processes.
Manage data migrations and ensure consistency, integrity, and compliance with data governance and security standards.
Provide training, user documentation, and ongoing support to enhance ERP adoption and business users’ ability to leverage system insights.
Monitor ERP and reporting performance, conduct audits on data accuracy, and recommend improvements for efficiency and business analytics capabilities.
Coordinate with vendors, developers, and stakeholders to deliver ERP-related projects (upgrades, integrations, and enhancements) within set timelines and budgets.

Data Analyst

Jan 2025 – Jun 2025

Colour Max Lanka (Pvt) Ltd

Collected, cleaned, and transformed raw data from multiple business units to ensure accuracy and readiness for analysis.
Conducted exploratory data analysis (EDA) to uncover hidden trends, correlations, and outliers in sales and operational data.
Designed interactive dashboards and automated reporting systems using BI tools, reducing manual reporting time and improving accessibility.
Created forecasting models to predict sales performance and resource needs, supporting data-driven planning.
Provided monthly and ad-hoc analytical reports to senior management, directly influencing marketing campaigns, pricing strategies, and operational improvements.
Partnered with cross-functional teams (sales, finance, operations) to understand business needs and deliver tailored analytics solutions.
Measured and monitored KPIs, including sales growth, customer retention, and operational efficiency, to guide strategic decision-making.
Developed visualizations and presentations that simplified complex datasets, enabling non-technical stakeholders to quickly grasp insights.
Applied statistical methods (trend analysis, hypothesis testing, correlation analysis) to validate business assumptions and support strategic initiatives.
Recommended process improvements and efficiency gains by identifying gaps in data workflows and reporting structures.
Ensured compliance with data governance standards by maintaining data integrity, security, and confidentiality across reports and dashboards.

Internship – Product & Service Innovation

Mar 2023 – Sep 2023

Dialog Axiata PLC

Built and maintained real-time dashboards using Grafana and Power BI, enabling management to monitor KPIs and performance metrics more effectively.
Performed data cleansing, preprocessing, and validation to ensure accuracy, consistency, and reliability across large and diverse datasets.
Conducted consumer and market data analysis to support research, product innovation, and strategic decision-making.
Contributed to the development of the Govimithuru chatbot for Sri Lanka’s agricultural sector, improving digital access to agricultural knowledge.
Assisted in AWS cloud deployment and supported machine learning model training, enhancing chatbot conversational performance and scalability.
Collaborated with cross-functional innovation teams to design and implement data-driven solutions for emerging business and customer needs.
Documented processes, insights, and technical findings to support knowledge sharing and future product development initiatives.

Education

B.Sc (Hons) in Information Technology Specialized in Data Science

Sri Lanka Institute of Information Technology (SLIIT), Sri Lanka | 2021-2024

GPA | 3.0
Courswork | Data Warehousing, Business Intelligence, Data Analytics, Data Visualization, Machine Learning, Big Data Analytics, IoT, Cloud Computing, Statistical Modelling

G.C.E. Advanced Level | Physical Science Stream - Mathematics

Vishaka Girls' School, Sri Lanka | 2020

Results | 2C s' & 1S

G.C.E. Ordinary Level

Vishaka Girls' School, Sri Lanka | 2017

Results | 8A s' & 1B

Projects

Showcasing my capabilities through a diverse collection of projects.

Final Year Research – Dynamic Queue Management System

Developed an IoT and CCTV-based queue monitoring system with real-time item counting. Applied machine learning algorithms to optimize customer distribution in high-traffic supermarkets.

IoT Python TensorFlow GitHub AWS

Data Warehouse and Business Intelligence Project

Designed and implemented a Power BI dashboard to provide actionable business intelligence for management decision-making. Developed data models and interactive visualizations to track key performance indicators and business trends.

Power BI

Internet of Things (IoT) – Smart Home System

Built a temperature and humidity monitoring system with predictive analytics. Designed a real-time dashboard using Node-RED and applied ARIMA forecasting.

Arduino Node-RED Python Machine Learning

Real-time Grafana Dashboard for Fuel Data Analysis

Created a real-time Grafana dashboard to monitor fuel sensor data across multiple sites. Integrated MySQL databases with Grafana for dynamic visualization and performance tracking.

Grafana MySQL

Personalized Movie Recommendation Engine

Implemented content-based and collaborative filtering for personalized recommendations. Built an interactive interface with Streamlit for enhanced user experience.

Jupyter Notebook Streamlit Machine Learning

Mobile Phone Shop Management System

Developed a web-based application is a mobile phone shop management system developed to automate the business process of a mobile phone shop and improve the productivity, efficiency, security and accuracy in business-related tasks.

MERN stack MongoDB Postman GitHub Figma VS Code

Mobile Application Development

Developed mobile application with a diary to write the day, a goal manager to manage and keep track of goals, a mood tracker and a health tracker which comes with a BMI calculator and an exercise time tracker.

Flutter Firebase GitHub

Sales Data Analysis Dashboard

Developed dashboard to provide interactive insights into sales performance, trends, and key metrics—helping to drive data-driven decisions with clarity and confidence.

Power BI