Phelemon Ogonda

Key Skills

Software

Appen

CloudFactory

Dataloop

Micro1

Top Subject Matter

Mechanical Engineering

Data and Image Annotator

General Language

Top Data Types

Text

Image

Document

Top Task Types

Classification

Bounding Box

Question Answering

Segmentation

Evaluation Rating

Text Summarization

Transcription

Freelancer Overview

Manufacturing Specialist – AI Trainer. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Alignerr AI Trainer Tools. Education includes Bachelor of Technology, Kirinyaga University. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Manufacturing Specialist – AI Trainer

Text

As an AI Trainer for Handshake AI, I developed and annotated datasets focused on mechanical engineering and industrial automation. I translated technical engineering concepts into structured AI-understandable formats and reviewed model outputs for accuracy and practical relevance. My work directly improved AI systems supporting maintenance and process optimization for industrial applications. • Trained AI in hydraulic, pneumatic, and PLC domains. • Validated AI-generated outputs against real-world engineering practice. • Documented engineering workflows for model learning. • Collaborated with engineers and data scientists on ongoing model improvement.

As an AI Trainer for Handshake AI, I developed and annotated datasets focused on mechanical engineering and industrial automation. I translated technical engineering concepts into structured AI-understandable formats and reviewed model outputs for accuracy and practical relevance. My work directly improved AI systems supporting maintenance and process optimization for industrial applications. • Trained AI in hydraulic, pneumatic, and PLC domains. • Validated AI-generated outputs against real-world engineering practice. • Documented engineering workflows for model learning. • Collaborated with engineers and data scientists on ongoing model improvement.

2025 - Present

AI Response Evaluator & Prompt Reviewer

Text

As an AI Response Evaluator & Prompt Reviewer at Alignerr, I assessed AI-generated content for correctness, clarity, and alignment with user prompts. I designed challenging prompts to evaluate AI reasoning in technical and language tasks. My evaluations contributed to refining language model behavior and accuracy. • Compared multiple AI responses per task. • Explained reasoning behind preferred outputs. • Flagged inconsistencies and factual errors in AI responses. • Applied complex, evolving annotation guidelines.

As an AI Response Evaluator & Prompt Reviewer at Alignerr, I assessed AI-generated content for correctness, clarity, and alignment with user prompts. I designed challenging prompts to evaluate AI reasoning in technical and language tasks. My evaluations contributed to refining language model behavior and accuracy. • Compared multiple AI responses per task. • Explained reasoning behind preferred outputs. • Flagged inconsistencies and factual errors in AI responses. • Applied complex, evolving annotation guidelines.

2023 - 2025

English Language Annotation Specialist

TextClassification

In my role as an English Language Annotation Specialist at CrowdGen AI, I reviewed AI and human-generated text for grammar, tone, clarity, and factual accuracy. I contributed annotations to large datasets critical for natural language processing model training. My work ensured outputs met quality and compliance standards for large-scale NLP systems. • Detected and corrected subtle linguistic errors. • Improved language models via high-quality annotations. • Maintained output consistency and compliance. • Supported dataset creation in an English-language context.

In my role as an English Language Annotation Specialist at CrowdGen AI, I reviewed AI and human-generated text for grammar, tone, clarity, and factual accuracy. I contributed annotations to large datasets critical for natural language processing model training. My work ensured outputs met quality and compliance standards for large-scale NLP systems. • Detected and corrected subtle linguistic errors. • Improved language models via high-quality annotations. • Maintained output consistency and compliance. • Supported dataset creation in an English-language context.

2023 - 2024

Search Quality & Language Relevance Annotator

AppenText

As a Search Quality & Language Relevance Annotator for Appen, I analyzed search results and written content for user intent alignment, clarity, and relevance. I ranked and evaluated written outputs for quality and explained my decisions in structured feedback. I maintained rigorous annotation standards in a remote work environment. • Assessed online search and user-generated content quality. • Provided detailed evaluations and feedback for AI training. • Worked under evolving guidelines to meet quality targets. • Supported data collection for natural language applications.

As a Search Quality & Language Relevance Annotator for Appen, I analyzed search results and written content for user intent alignment, clarity, and relevance. I ranked and evaluated written outputs for quality and explained my decisions in structured feedback. I maintained rigorous annotation standards in a remote work environment. • Assessed online search and user-generated content quality. • Provided detailed evaluations and feedback for AI training. • Worked under evolving guidelines to meet quality targets. • Supported data collection for natural language applications.

2020 - 2023

Data Annotation & Quality Assurance Specialist

CloudfactoryTextClassification

At CloudFactory, I specialized in the labeling and categorization of text, images, and videos for diverse machine learning projects. I performed both data annotation and quality assurance, ensuring consistency and accuracy across project deliverables. My collaboration with QA teams helped improve overall dataset reliability. • Labeled and categorized various data types per client specifications. • Conducted QA checks to detect and remedy inconsistencies. • Managed annotation tasks for text, image, and video datasets. • Contributed to process improvements for higher annotation quality.

At CloudFactory, I specialized in the labeling and categorization of text, images, and videos for diverse machine learning projects. I performed both data annotation and quality assurance, ensuring consistency and accuracy across project deliverables. My collaboration with QA teams helped improve overall dataset reliability. • Labeled and categorized various data types per client specifications. • Conducted QA checks to detect and remedy inconsistencies. • Managed annotation tasks for text, image, and video datasets. • Contributed to process improvements for higher annotation quality.

2019 - 2022

Education

Work History