Samuel Nyambura

Key Skills

Software

Scale AI

Sama

Top Subject Matter

Kiswahili Language AI Evaluation

Generative AI Text Data (Kiswahili)

Restaurant Menu Data (Text Annotation)

Top Data Types

Text

Image

Document

Top Task Types

Prompt + Response Writing (SFT)

Transcription

Data Collection

Classification

Freelancer Overview

Expert AI Trainer (Kiswahili Reviewer). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Scale AI, Invisible Technologies, and Sama. Education includes Diploma in Information Technology, St. Paul’s University (2017) and Bachelor of Arts in Psychology, Booth University College (2024). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Prompt + Response Writing (SFT).

Labeling Experience

Expert AI Trainer (Kiswahili Reviewer)

Scale AIText

As an Expert AI Trainer (Kiswahili Reviewer) at Scale AI, I reviewed and evaluated AI-generated text responses for accuracy and linguistic quality. I ensured outputs were contextually and culturally appropriate in Kiswahili and performed detailed quality checks. I worked under tight deadlines, delivering error-free annotated datasets to improve large language models. • Conducted pairwise comparisons of AI outputs. • Provided cultural and linguistic feedback in Kiswahili. • Performed detailed ratings and accuracy checks. • Utilized proprietary Scale AI tools for annotation and review.

As an Expert AI Trainer (Kiswahili Reviewer) at Scale AI, I reviewed and evaluated AI-generated text responses for accuracy and linguistic quality. I ensured outputs were contextually and culturally appropriate in Kiswahili and performed detailed quality checks. I worked under tight deadlines, delivering error-free annotated datasets to improve large language models. • Conducted pairwise comparisons of AI outputs. • Provided cultural and linguistic feedback in Kiswahili. • Performed detailed ratings and accuracy checks. • Utilized proprietary Scale AI tools for annotation and review.

2024 - 2024

AI Trainer (Kiswahili Writing Expert)

Scale AITextPrompt Response Writing SFT

As an AI Trainer (Kiswahili Writing Expert) for Scale AI, I created and annotated high-quality textual datasets to support the development of generative AI models. I assessed and rated AI-generated responses for linguistic, contextual, and cultural accuracy in Kiswahili. My structured feedback helped guide the fine-tuning of language models for improved performance. • Crafted prompts and annotated responses in Kiswahili. • Applied structured quality evaluation metrics. • Ensured data alignment for generative AI fine-tuning. • Used proprietary tools provided by Scale AI.

As an AI Trainer (Kiswahili Writing Expert) for Scale AI, I created and annotated high-quality textual datasets to support the development of generative AI models. I assessed and rated AI-generated responses for linguistic, contextual, and cultural accuracy in Kiswahili. My structured feedback helped guide the fine-tuning of language models for improved performance. • Crafted prompts and annotated responses in Kiswahili. • Applied structured quality evaluation metrics. • Ensured data alignment for generative AI fine-tuning. • Used proprietary tools provided by Scale AI.

2023 - 2024

Data Specialist (Squad Lead)

TextTranscription

As a Data Specialist (Squad Lead) at Invisible Technologies, I supervised large-scale text annotation and transcription of restaurant menu data. I implemented and enforced quality assurance protocols to reach 95% annotation accuracy across projects. I managed team workloads for DoorDash onboarding efforts, optimizing data labeling and verification processes. • Coordinated annotation and QA processes for onboarding data. • Ensured adherence to high standards and workflow efficiency. • Managed multi-annotator contributions in a remote setting. • Used internal proprietary tools for text annotation tasks.

As a Data Specialist (Squad Lead) at Invisible Technologies, I supervised large-scale text annotation and transcription of restaurant menu data. I implemented and enforced quality assurance protocols to reach 95% annotation accuracy across projects. I managed team workloads for DoorDash onboarding efforts, optimizing data labeling and verification processes. • Coordinated annotation and QA processes for onboarding data. • Ensured adherence to high standards and workflow efficiency. • Managed multi-annotator contributions in a remote setting. • Used internal proprietary tools for text annotation tasks.

2020 - 2023

Junior Developer

SamaTextData Collection

As a Junior Developer at Sama, I designed web scraping and automation solutions to collect and organize structured textual datasets for machine learning projects. I was responsible for analyzing data for errors and preparing datasets to meet accuracy and compliance requirements. My work facilitated the seamless integration of diverse text data into machine learning pipelines. • Built and managed automated data collection workflows. • Verified, processed, and cleaned large-scale data. • Ensured high data accuracy and compliance for ML tasks. • Leveraged Sama's proprietary toolset for data curation.

As a Junior Developer at Sama, I designed web scraping and automation solutions to collect and organize structured textual datasets for machine learning projects. I was responsible for analyzing data for errors and preparing datasets to meet accuracy and compliance requirements. My work facilitated the seamless integration of diverse text data into machine learning pipelines. • Built and managed automated data collection workflows. • Verified, processed, and cleaned large-scale data. • Ensured high data accuracy and compliance for ML tasks. • Leveraged Sama's proprietary toolset for data curation.

2016 - 2022

Data Specialist (Quality Analyst)

Text

As a Data Specialist (Quality Analyst) at Invisible Technologies, I conducted comprehensive quality assurance reviews of large-scale text annotation projects. I verified data accuracy, formatting, and consistency among contributions from multiple remote annotators. I developed and standardized QA guidelines to enhance annotation quality across the organization. • Led large-scale annotation accuracy checks. • Enhanced and standardized QA guidelines for annotation. • Coordinated quality reviews for distributed teams. • Utilized internal proprietary software for text QA and verification.

As a Data Specialist (Quality Analyst) at Invisible Technologies, I conducted comprehensive quality assurance reviews of large-scale text annotation projects. I verified data accuracy, formatting, and consistency among contributions from multiple remote annotators. I developed and standardized QA guidelines to enhance annotation quality across the organization. • Led large-scale annotation accuracy checks. • Enhanced and standardized QA guidelines for annotation. • Coordinated quality reviews for distributed teams. • Utilized internal proprietary software for text QA and verification.

2020 - 2020

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Education

Work History