Fidel O.

Key Skills

Software

Clickworker

Remotasks

Toloka

Scale AI

Don't disclose

Top Subject Matter

Generative image quality evaluation and annotation

AI data annotation quality review and evaluation

Text data annotation for AI/ML training

Top Data Types

Image

Text

Video

Top Task Types

Bounding Box

Computer Programming/Coding

Data Collection

Evaluation/Rating

Prompt + Response Writing (SFT)

Classification

Freelancer Overview

Image Analysis & Quality Annotator, TrainAI. Core strengths include Don't disclose, Remotasks, and Clickworker. Education includes Bachelor of Science, Murang'a University of Technology (2025). AI-training focus includes data types such as Image and Text and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Image Analysis & Quality Annotator, TrainAI

Don't discloseImage

Assessed face-swap images against generative image quality and annotation guidelines to support model improvement. Evaluated realism, alignment, and overall visual integrity while flagging artifacts, distortions, and inconsistencies. Provided quality-focused judgment to ensure annotated outputs meet strict requirements for downstream training. • Realism and alignment evaluation for face-swap outputs • Detection of visual artifacts, distortions, and inconsistencies • Application of image quality/annotation guidelines • Contribution to generative model improvement through quality signals

2025 - 2025

AI Data Annotation & Quality Reviewer, Remotask Inc

RemotasksImage

Reviewed and validated AI-generated outputs using detailed annotation rubrics and quality guidelines. Identified errors, inconsistencies, and edge cases and provided structured feedback to improve model performance. Conducted side-by-side evaluations of outputs to assess accuracy, relevance, and overall quality while maintaining high review accuracy on large remote task volumes. • Error and inconsistency identification in annotated outputs • Edge-case detection and structured feedback • Side-by-side quality and relevance evaluations • High-accuracy reviewing across large task volumes

2022 - 2022

Search Quality Analyst, Clickworker(UHRS)

ClickworkerText

Rated query-result relationships using predefined quality standards and rating scales. Evaluated Microsoft Edge search results for relevance, usefulness, and alignment with user intent. Submitted detailed judgments that supported improved search accuracy and ranking performance. • Query-result relevance and usefulness evaluation • User-intent alignment judgment • Application of predefined quality standards and rating scales • Detailed rating submissions to improve ranking performance

2021 - 2022

Text Data Annotator, Toloka

Don't discloseTextClassification

Produced and validated textual annotations to ensure linguistic accuracy, semantic clarity, and consistent labeling. Flagged ambiguous or low-quality data and corrected it according to task instructions. Annotated and validated large-scale text datasets used for training AI and machine learning models. • Ensured linguistic and semantic accuracy • Maintained label consistency across annotations • Identified and corrected ambiguous or low-quality entries • Annotated and validated training datasets for AI/ML

2021 - 2022

Education

Work History