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I am a Data Scientist and AI Data Quality Specialist with a strong foundation in statistics, mathematics, and computational methods. I bring hands-on experience in statistical modeling, data pipelines, and AI model training through large-scale annotation and pairwise evaluation. A fast learner by nature, I adapt quickly to new tools and environments and am open to diverse opportunities beyond my core specialization. I am committed to delivering high-integrity, evidence-based solutions wherever my skills are needed.…I am a Data Scientist and AI Data Quality Specialist with a strong foundation in statistics, mathematics, and computational methods. I bring hands-on experience in statistical modeling, data pipelines, and AI model training through large-scale annotation and pairwise evaluation. A fast learner by nature, I adapt quickly to new tools and environments and am open to diverse opportunities beyond my core specialization. I am committed to delivering high-integrity, evidence-based solutions wherever my skills are needed.

Colleta Aaliyah

AI Prompt Engineer, Data Annotator, Data Scientist, +7

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I am a Data Scientist and AI Data Quality Specialist with a strong foundation in statistics, mathematics, and computational methods. I bring hands-on experience in statistical modeling, data pipelines, and AI model training through large-scale annotation and pairwise evaluation. A fast learner by nature, I adapt quickly to new tools and environments and am open to diverse opportunities beyond my core specialization. I am committed to delivering high-integrity, evidence-based solutions wherever my skills are needed.…I am a Data Scientist and AI Data Quality Specialist with a strong foundation in statistics, mathematics, and computational methods. I bring hands-on experience in statistical modeling, data pipelines, and AI model training through large-scale annotation and pairwise evaluation. A fast learner by nature, I adapt quickly to new tools and environments and am open to diverse opportunities beyond my core specialization. I am committed to delivering high-integrity, evidence-based solutions wherever my skills are needed.

Available to hire

I am a Data Scientist and AI Data Quality Specialist with a strong foundation in statistics, mathematics, and computational methods. I bring hands-on experience in statistical modeling, data pipelines, and AI model training through large-scale annotation and pairwise evaluation. A fast learner by nature, I adapt quickly to new tools and environments and am open to diverse opportunities beyond my core specialization. I am committed to delivering high-integrity, evidence-based solutions wherever my skills are needed.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Affinity Photo for iPad

Beginner

Language

English

Fluent

Work Experience

AI Data Specialist at Train AI Community- RWS group, Prolific, Data Annotation

January 14, 2025 - Present

• Elevated AI output quality by executing rigorous pairwise evaluations and feedback, directly optimizing model alignment and response relevance. • Expedited ML training cycles by processing large-scale multimodal datasets, transforming raw data into model-ready training assets. • Minimized training failures by maintaining 100% annotation accuracy, eliminating costly data re-processing and ensuring dataset integrity.

Data Quality Specialist (Freelance) at Train AI Community – RWS Group, Prolific, Data Annotation

January 1, 2025 - Present

Elevated AI model output quality through rigorous pairwise evaluations and targeted feedback; processed large-scale multimodal datasets into model-ready training assets; achieved and maintained 100% annotation accuracy; collaborated with cross-functional AI research teams to uphold data quality standards.

Data scientist at Tech Camp Kenya

November 13, 2023 - January 7, 2025

• Streamlined data pipelines using Python/Pandas to eliminate 95% of noise, transforming raw datasets into high-integrity assets for analysis. • Accelerated executive decision-making by translating complex data into visualizations that drove high-stakes investment and resource allocation. • Maximized asset uptime by developing predictive models to optimize maintenance schedules and significantly reduce unplanned outages

Data Scientist at TechCamp Kenya

November 1, 2023 - January 1, 2025

Engineered Python/Pandas data pipelines, developed executive-level dashboards and data visualizations, built predictive maintenance models, and applied statistical modeling to large datasets to support strategic decisions.