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I am Erandi Nanayakkara, a dedicated statistician and data analyst with a PhD in Statistics. I have practical experience in statistical consulting, research, data analysis, and teaching mathematics and statistics. I am adaptable, self-motivated, and proficient in statistical modelling, data visualization, and delivering innovative solutions across industries. I am committed to applying advanced statistical methodologies to generate insights, optimize outcomes, and support informed decision-making.…I am Erandi Nanayakkara, a dedicated statistician and data analyst with a PhD in Statistics. I have practical experience in statistical consulting, research, data analysis, and teaching mathematics and statistics. I am adaptable, self-motivated, and proficient in statistical modelling, data visualization, and delivering innovative solutions across industries. I am committed to applying advanced statistical methodologies to generate insights, optimize outcomes, and support informed decision-making.

Erandi Nanayakkara

Data Analyst, Data Scientist, Data Visualizer, +2

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I am Erandi Nanayakkara, a dedicated statistician and data analyst with a PhD in Statistics. I have practical experience in statistical consulting, research, data analysis, and teaching mathematics and statistics. I am adaptable, self-motivated, and proficient in statistical modelling, data visualization, and delivering innovative solutions across industries. I am committed to applying advanced statistical methodologies to generate insights, optimize outcomes, and support informed decision-making.…I am Erandi Nanayakkara, a dedicated statistician and data analyst with a PhD in Statistics. I have practical experience in statistical consulting, research, data analysis, and teaching mathematics and statistics. I am adaptable, self-motivated, and proficient in statistical modelling, data visualization, and delivering innovative solutions across industries. I am committed to applying advanced statistical methodologies to generate insights, optimize outcomes, and support informed decision-making.

Available to hire

I am Erandi Nanayakkara, a dedicated statistician and data analyst with a PhD in Statistics. I have practical experience in statistical consulting, research, data analysis, and teaching mathematics and statistics.

I am adaptable, self-motivated, and proficient in statistical modelling, data visualization, and delivering innovative solutions across industries. I am committed to applying advanced statistical methodologies to generate insights, optimize outcomes, and support informed decision-making.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Statistical Analyst at Statistics New Zealand (Stats NZ)

September 1, 2025 - Present

Supporting population estimation using Bayesian Dual System Estimation (BDSE); assisting with data imputation and quality assurance; extracting, cleaning, and preparing census datasets using R and SQL.

Operations and Business Analyst at Top Care Clean Ltd

February 1, 2025 - August 31, 2025

Developed and maintained strong relationships across the organisation to support business needs; proactively sought opportunities for systems improvement through needs, gaps and cost impact investigation and analysis; recorded and analyzed organisations' workflow charts, records, reports, manuals and job descriptions.

Statistical Analyst and Adviser at Taituarā, Local Government Professionals New Zealand

January 1, 2024 - December 31, 2024

Designed, planned, and executed HR and workforce survey initiatives across New Zealand, ensuring robust methodologies and high-quality data collection. Conducted detailed analyses of HR and workforce survey data, leveraging tools such as Excel, R, and SQL to extract actionable insights and support strategic decision-making processes. Delivered clear and concise presentations of findings, using data visualization and storytelling techniques to effectively engage and inform stakeholders.

Researcher and Data Analyst at Victoria University of Wellington - Te Herenga Waka

October 1, 2019 - November 1, 2023

Designed, developed, and executed a comprehensive four-year research project analyzing lung cancer patterns by ethnicity and smoking behaviour using advanced tools such as R, SQL, and C++. Applied advanced statistical methods and mathematical modelling techniques to analyse and interpret large datasets, generating actionable insights and presenting them as detailed, data-driven reports. Presented research findings at international conferences and published peer-reviewed journal articles, highlighting innovative model development and data analysis techniques.

Lecturer at The Open University of Sri Lanka

October 1, 2015 - August 31, 2019

Collaborated with colleagues to develop engaging learning experiences and teaching materials. Mentored and supervised students to enhance their skills and explore career pathways. Coordinated and implemented career development opportunities and workshops. Assessed and evaluated student progress to ensure learning acquisition over specific time periods.

Statistician at The Department of Census and Statistics, Sri Lanka

March 1, 2016 - March 31, 2017

Conducted in-depth analysis of geographical data for the year 2015/16. Extracted valuable insights to inform decision-making processes. Applied rigorous data cleaning and preprocessing techniques to ensure the accuracy, consistency, and quality of datasets, successfully identifying and rectifying anomalies prior to analysis.

Data Analyst and Researcher (Full time) at University of Kelaniya, Sri Lanka

October 1, 2012 - September 30, 2014

Applied data analysis techniques using MATLAB, SQL, and Excel, leveraging expertise developed through rigorous academic study and research. Conducted statistical, qualitative, and quantitative analyses independently and collaboratively within a dynamic laboratory environment. Summarized complex research findings into concise, insightful reports, supporting academic initiatives and fostering knowledge dissemination. Authored and presented a comprehensive 200-page dissertation, effectively communicating extensive research findings and contributing to the academic field.