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I am a Statistician and AI data specialist with strong expertise in statistical modeling, data interpretation, and large-scale dataset analysis. I support AI systems through high-quality training data development, validation, and applied statistical methods, and I translate complex numerical data into actionable insights. I am proficient in R, SPSS, STATA, Excel, Power BI, and Tableau, with a solid foundation in survey methodology, predictive modeling, and remote data operations. In my roles, I have built and validated statistical models, designed surveys, produced technical reports and dashboards, and contributed to scalable AI data pipelines. I collaborate remotely with global teams to support AI model development and data-driven decision making.…I am a Statistician and AI data specialist with strong expertise in statistical modeling, data interpretation, and large-scale dataset analysis. I support AI systems through high-quality training data development, validation, and applied statistical methods, and I translate complex numerical data into actionable insights. I am proficient in R, SPSS, STATA, Excel, Power BI, and Tableau, with a solid foundation in survey methodology, predictive modeling, and remote data operations. In my roles, I have built and validated statistical models, designed surveys, produced technical reports and dashboards, and contributed to scalable AI data pipelines. I collaborate remotely with global teams to support AI model development and data-driven decision making.

Esther Namakwa

Data Scientist, Data Analyst, Data Annotator

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I am a Statistician and AI data specialist with strong expertise in statistical modeling, data interpretation, and large-scale dataset analysis. I support AI systems through high-quality training data development, validation, and applied statistical methods, and I translate complex numerical data into actionable insights. I am proficient in R, SPSS, STATA, Excel, Power BI, and Tableau, with a solid foundation in survey methodology, predictive modeling, and remote data operations. In my roles, I have built and validated statistical models, designed surveys, produced technical reports and dashboards, and contributed to scalable AI data pipelines. I collaborate remotely with global teams to support AI model development and data-driven decision making.…I am a Statistician and AI data specialist with strong expertise in statistical modeling, data interpretation, and large-scale dataset analysis. I support AI systems through high-quality training data development, validation, and applied statistical methods, and I translate complex numerical data into actionable insights. I am proficient in R, SPSS, STATA, Excel, Power BI, and Tableau, with a solid foundation in survey methodology, predictive modeling, and remote data operations. In my roles, I have built and validated statistical models, designed surveys, produced technical reports and dashboards, and contributed to scalable AI data pipelines. I collaborate remotely with global teams to support AI model development and data-driven decision making.

Available to hire

I am a Statistician and AI data specialist with strong expertise in statistical modeling, data interpretation, and large-scale dataset analysis. I support AI systems through high-quality training data development, validation, and applied statistical methods, and I translate complex numerical data into actionable insights. I am proficient in R, SPSS, STATA, Excel, Power BI, and Tableau, with a solid foundation in survey methodology, predictive modeling, and remote data operations.

In my roles, I have built and validated statistical models, designed surveys, produced technical reports and dashboards, and contributed to scalable AI data pipelines. I collaborate remotely with global teams to support AI model development and data-driven decision making.

Skills

Experience Level

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Data Annotator (AI Training) at RWS

January 1, 2024 - January 1, 2025

Developed and refined high-quality AI training datasets (text, image, video). Applied statistical reasoning to improve data consistency, reduce bias, and enhance usability. Conducted multi-level data validation to ensure accuracy and reliability.

AI Data Annotator at Toloka

January 1, 2024 - January 1, 2024

Labeled and reviewed large-scale datasets used for machine learning and AI training. Performed quality assurance checks to improve dataset accuracy and consistency. Applied structured guidelines and analytical judgment to complex annotation tasks. Contributed to scalable AI data pipelines in a remote production environment.

Data Annotator at Atlas Capture

December 1, 2025 - Present

Annotate and validate multimodal datasets supporting advanced AI systems. Apply strict data standards to improve training data quality and reliability. Conduct detailed reviews to detect inconsistencies, ambiguity, and potential bias. Collaborate remotely with global teams to support AI model development.

Statistical Academic Writer / Data Analyst at Independent / Academic Role

January 1, 2021 - January 1, 2025

Built and validated statistical models (regression, predictive, inferential). Interpreted complex datasets, identifying patterns, trends, and anomalies. Designed and evaluated surveys: optimized data collection methodologies. Produced technical reports, dashboards, and analytical documentation.