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Danielle C.

Danielle C.

AI Quality & LLM Evaluation Specialist (Senior AI Data Annotation Specialist)

Brazil flagSao Paulo, Brazil
$28.00/hrExpertAppenClickworkerLabelbox

Key Skills

Software

AppenAppen
ClickworkerClickworker
LabelboxLabelbox
LionbridgeLionbridge
OneFormaOneForma
RemotasksRemotasks
TelusTelus
Internal/Proprietary Tooling
Scale AIScale AI

Top Subject Matter

LLM Evaluation
AI Output Quality
Multilingual Data

Top Data Types

AudioAudio
ImageImage
TextText
DocumentDocument

Top Task Types

Audio RecordingAudio Recording
Emotion RecognitionEmotion Recognition
Evaluation/RatingEvaluation/Rating
Text SummarizationText Summarization
Translation/LocalizationTranslation/Localization

Freelancer Overview

AI Quality & LLM Evaluation Specialist (Senior AI Data Annotation Specialist). Core strengths include Telus and Appen. Education includes Bachelor of Science, Faculdades Metropolitanas Unidas (2020). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

ExpertPortugueseItalianSpanishEnglish

Labeling Experience

Telus

AI Quality & LLM Evaluation Specialist (Senior AI Data Annotation Specialist)

TelusText
As a Senior AI Data Annotation Specialist, I evaluated AI-generated text outputs for inconsistencies and quality issues. I led calibration sessions to align evaluation standards and improve scoring consistency among stakeholders. I applied structured criteria to multilingual datasets to ensure operational trust and reliability. • Investigated edge cases and ambiguous outputs across large datasets. • Supported improvements in LLM training data quality by cross-functional collaboration. • Performed structured data validation and quality checks for large-scale projects. • Improved operational trust through consistent and reliable workflow quality assessment.

As a Senior AI Data Annotation Specialist, I evaluated AI-generated text outputs for inconsistencies and quality issues. I led calibration sessions to align evaluation standards and improve scoring consistency among stakeholders. I applied structured criteria to multilingual datasets to ensure operational trust and reliability. • Investigated edge cases and ambiguous outputs across large datasets. • Supported improvements in LLM training data quality by cross-functional collaboration. • Performed structured data validation and quality checks for large-scale projects. • Improved operational trust through consistent and reliable workflow quality assessment.

2025 - Present
Telus

Freelancer Personalized Ads Assessor

TelusVideoClassificationEmotion Recognition
Review online advertisements in order to improve their content, quality and layout; Provide feedback and analysis on advertisements found in search engine results; Rating advertisements based on their relevance to the search terms required; Review the language used in advertisements by examining grammar, tone and cultural appropriateness.

Review online advertisements in order to improve their content, quality and layout; Provide feedback and analysis on advertisements found in search engine results; Rating advertisements based on their relevance to the search terms required; Review the language used in advertisements by examining grammar, tone and cultural appropriateness.

2023 - 2025
Scale AI

Remotasks - Scale AI

Scale AIImageEmotion Recognition
Indicate and describe emotions of different people during many activities alone or in groups in photos.

Indicate and describe emotions of different people during many activities alone or in groups in photos.

2023 - 2024
Appen

Online Ads

AppenTextText SummarizationTranslation Localization
Evaluate, analyze and provide feedback on the use of the search tool on the social networks Facebook and Instagram; Provide feedback on the quality and relevance of ads from Google Ads; Assign posts to a predefined topic category; Answer questions about the intent of social media searches; Evaluate and provide feedback on the reach and relevance of previously defined content, images, advertising and videos.

Evaluate, analyze and provide feedback on the use of the search tool on the social networks Facebook and Instagram; Provide feedback on the quality and relevance of ads from Google Ads; Assign posts to a predefined topic category; Answer questions about the intent of social media searches; Evaluate and provide feedback on the reach and relevance of previously defined content, images, advertising and videos.

2021 - 2022

Education

F

Faculdades Metropolitanas Unidas

Bachelor of Science, Economics

Bachelor of Science
2020 - 2020
F

Faculdades Metropolitanas Unidas

Bachelor's Degree, Economics

Bachelor's Degree
2017 - 2020

Work History

T

Telus Digital

Senior AI Data Annotation Specialist

Sao Paulo
2025 - Present
T

Telus Digital

AI Data Annotation Specialist

Sao Paulo
2024 - 2025