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Thiago Silva

Thiago Silva

AI Data Annotator & Quality Analyst (Freelance)

BRAZIL flag
Marabá, Brazil
$17.00/hrIntermediateInternal Proprietary ToolingCVATLabelbox

Key Skills

Software

Internal/Proprietary Tooling
CVATCVAT
LabelboxLabelbox

Top Subject Matter

Visual Recognition
Computer Vision
Image Annotation

Top Data Types

TextText
ImageImage
DocumentDocument

Top Label Types

Classification
Text Generation
RLHF
Bounding Box

Freelancer Overview

AI Data Annotator & Quality Analyst (Freelance). Core strengths include CVAT. AI-training focus includes data types such as Image and labeling workflows including Bounding Box.

IntermediateEnglishPortuguese

Labeling Experience

CVAT

AI Data Annotator & Quality Analyst (Freelance)

CVATImageBounding Box
As part of my role as an AI Data Annotator, I performed image annotation using bounding boxes in large-scale projects. This work supported the development and refinement of AI visual recognition capabilities. I ensured high quality and accuracy through detailed image labeling and adherence to strict guidelines. • Annotated images with bounding boxes to label objects for visual AI models. • Maintained high standards for quality and consistency. • Utilized CVAT and Labelbox as primary labeling platforms. • Worked alongside global annotation teams for project alignment.

As part of my role as an AI Data Annotator, I performed image annotation using bounding boxes in large-scale projects. This work supported the development and refinement of AI visual recognition capabilities. I ensured high quality and accuracy through detailed image labeling and adherence to strict guidelines. • Annotated images with bounding boxes to label objects for visual AI models. • Maintained high standards for quality and consistency. • Utilized CVAT and Labelbox as primary labeling platforms. • Worked alongside global annotation teams for project alignment.

2024 - Present

Ad Content Labeling & Policy Compliance Specialist

Internal Proprietary ToolingTextClassificationRLHF
Responsible for labeling and categorizing digital advertising datasets to ensure strict policy compliance and factual accuracy. Performed high-volume comparative analysis and ranking of text-based content (A/B testing) to improve linguistic naturalness and logical consistency. Expertise in identifying inconsistencies and auditing data based on complex instruction guidelines.

Responsible for labeling and categorizing digital advertising datasets to ensure strict policy compliance and factual accuracy. Performed high-volume comparative analysis and ranking of text-based content (A/B testing) to improve linguistic naturalness and logical consistency. Expertise in identifying inconsistencies and auditing data based on complex instruction guidelines.

2024 - Present

Education

N

N/A

Certificate in Advanced English, English Language

Certificate in Advanced English
2024 - 2024
P

Plínio Pinheiro State High School

High School Diploma , General Studies

High School Diploma
2019 - 2021

Work History

I

Independent Contractor

Digital Ads Specialist

Marabá
2024 - Present
L

LLM Evaluation and RLHF Specialist

Freelance / Remote Platforms

Marabá
2023 - Present