Mewan Wijemanne

Mewan Wijemanne

Data Scientist
Grand Prairie, TX

About

Background & approach

Data Scientist who combines industrial engineering principles with modern analytics to consolidate fragmented data sources, optimize processes, and turn raw data into strategic insights. Skilled in building end-to-end data pipelines, backend query systems, predictive modeling, and statistical analysis to drive measurable improvements.

Skills

Tools & technologies
Python Pandas NumPy Matplotlib scikit-learn R SQL GCP BigQuery Firebase Looker Tableau Power BI Excel

Experience

Professional journey
Feb 2022 - Present
Data Scientist
Rabot Inc., Arlington, TX
AI-powered startup optimizing warehouse operations and logistics costs.
  • Built a centralized data repository in BigQuery, designing ETL pipelines to consolidate data from multiple disparate databases into a unified, queryable analytics platform, eliminating data silos and enabling stakeholders to pull insights on demand.
  • Built an automated training data pipeline and model benchmarking framework to optimize vision-based AI models for object detection, reducing dataset preparation from hours to minutes across 20+ warehouse locations and enabling faster model iteration.
  • Designed and delivered Looker dashboards with high-level and granular operational breakdowns, automating reporting pipelines to give stakeholders real-time, data-driven insights across all active projects.
  • Led process optimization initiatives through time studies and workflow analysis, increasing production throughput and reducing waste.
Jan 2021 - Feb 2022
Junior Consultant, Data Analytics
Stax Inc., Colombo, Sri Lanka
  • Conducted a comprehensive data audit across existing systems, identifying gaps in data pipelines and designing an analytics roadmap to establish scalable, organization-wide data infrastructure.
  • Queried and analyzed financial and operational data across multiple source systems for private equity clients, identifying spend patterns, growth trends, and investment signals that informed strategic recommendations.
  • Managed a multi-module CRM system implementation while contributing to a large-scale digital transformation initiative, working with multiple teams to deliver end-to-end analytics solutions.
  • Extracted and visualized key metrics to inform marketing strategy and client engagement initiatives.
Aug 2019 - Jan 2021
Consultant, Value Engineering
POTENZA (PVT) LTD, Colombo, Sri Lanka
  • Drove digital transformation initiatives across multiple industries, managing client accounts and delivering data-driven process improvements.
  • Designed technical systems architecture and conducted feasibility analyses for platform integrations and data migration projects.

Education

Academic foundation
MS Industrial Engineering
UT Arlington
DateDec 2016
GPA3.60 / 4.00
FocusOptimization and Data Analytics
ResearchEV charging station placement optimization
BS Industrial Engineering
UT Arlington
DateMay 2014
GPA3.65 / 4.00, Magna Cum Laude
MinorMathematics

Certifications

Professional credentials
  • Tableau Desktop Specialist
  • Lean Six Sigma Black Belt (qualified) / Green Belt (certified)