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Johan Quiroz

Johan Quiroz

Specialist in Automation and Digital Communication – AI Trainer

Bolivia flagSanta Cruz, Bolivia
$18.00/hrEntry LevelGoogle Cloud Vertex AIOtherPlayment

Key Skills

Software

Google Cloud Vertex AIGoogle Cloud Vertex AI
Other
PlaymentPlayment
OpenCV AI Kit (OAK)OpenCV AI Kit (OAK)

Top Subject Matter

Conversational AI
Virtual Assistants
Linguistic Naturalness

Top Data Types

TextText
AudioAudio

Top Task Types

Prompt Response Writing SFT
Emotion Recognition
Classification
Entity Ner Classification

Freelancer Overview

Specialist in Automation and Digital Communication – AI Trainer. Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Certificate in Remote Work Skills, Remotos Academy (2026) and Specialist in Digital Marketing and Automation, Remotos Academy (2026). AI-training focus includes data types such as Text and Audio and labeling workflows including Prompt + Response Writing (SFT), Evaluation, and Rating.

Entry LevelEnglishFrenchSpanish

Labeling Experience

Specialist in Automation and Digital Communication – AI Trainer

TextPrompt Response Writing SFT
Designed, supervised, and refined conversational flows for AI chatbots, ensuring natural-sounding human-AI interaction. Analyzed user language patterns to fine-tune virtual assistant responses and improve retention metrics. Created detailed style guides for written and spoken brand communication. • Focus on grammatical correctness and natural dialogue • Labeling classification of linguistic tone and intent • Iterative prompt + response (SFT) design and evaluation • Domain: Automated customer engagement for brands

Designed, supervised, and refined conversational flows for AI chatbots, ensuring natural-sounding human-AI interaction. Analyzed user language patterns to fine-tune virtual assistant responses and improve retention metrics. Created detailed style guides for written and spoken brand communication. • Focus on grammatical correctness and natural dialogue • Labeling classification of linguistic tone and intent • Iterative prompt + response (SFT) design and evaluation • Domain: Automated customer engagement for brands

2026 - Present

AI Communication Content Evaluator

Text
Created and audited content for an AI-driven digital communication strategy, focusing on message clarity and consistency. Evaluated and rated the adaptability and accuracy of AI-generated communications across multiple platforms. Implemented structured quality checks to maintain language alignment with branding guidelines. • Content evaluation for clarity and tone • Consistency checks on AI-assisted messaging • Platform-agnostic language adaptability assessment • Project: Launchify Digital Strategy AI Audit

Created and audited content for an AI-driven digital communication strategy, focusing on message clarity and consistency. Evaluated and rated the adaptability and accuracy of AI-generated communications across multiple platforms. Implemented structured quality checks to maintain language alignment with branding guidelines. • Content evaluation for clarity and tone • Consistency checks on AI-assisted messaging • Platform-agnostic language adaptability assessment • Project: Launchify Digital Strategy AI Audit

2026 - 2026

AI Voice Trainer – Audio Data Annotation

AudioEmotion Recognition
Specialized in analyzing and annotating voice interactions with Spanish market users to train AI to detect nuanced emotional tone, diction, and sentiment. Provided evaluations to improve emotional accuracy in AI voice systems for cross-continental communication. Focused on dialog labeling for improved speech recognition models. • Annotation of audio samples for emotion and tone • Sentiment labeling within commercial sales dialogues • Diction correction and acoustic pattern analysis • Training AI for effective transatlantic verbal communication

Specialized in analyzing and annotating voice interactions with Spanish market users to train AI to detect nuanced emotional tone, diction, and sentiment. Provided evaluations to improve emotional accuracy in AI voice systems for cross-continental communication. Focused on dialog labeling for improved speech recognition models. • Annotation of audio samples for emotion and tone • Sentiment labeling within commercial sales dialogues • Diction correction and acoustic pattern analysis • Training AI for effective transatlantic verbal communication

2024 - 2025

Data Collection and Labeling Specialist – ML Model Input

TextClassification
Conducted data collection and classification of field research records on educational learning factors in Bolivia for machine learning model training. Ensured strict adherence to protocols for high-quality labeled datasets. Supported analytical evaluation of topics for AI-assisted quantitative research. • Rigorous field data collection and class labeling • Application of protocol-based classification standards • Labeling for education-focused AI analytics • Quality assurance for dataset preparation

Conducted data collection and classification of field research records on educational learning factors in Bolivia for machine learning model training. Ensured strict adherence to protocols for high-quality labeled datasets. Supported analytical evaluation of topics for AI-assisted quantitative research. • Rigorous field data collection and class labeling • Application of protocol-based classification standards • Labeling for education-focused AI analytics • Quality assurance for dataset preparation

2023 - 2023

AI Data Labeler – NLP & Sociolinguistics Focus

TextEntity Ner Classification
Demonstrated skills in labeling, classification, and structuring linguistic information for machine learning models, as highlighted under 'Aptitudes para el rol de AI Voice Trainer.' Cited capabilities include detection of sociolinguistic bias, regional language variants, and sentiment in voice data. Experience with prompt configuration and linguistic annotation in AI data workflows. • Identification of Spanish dialectal features for NLP models • Tagging of speaker attributes and intent • Preparation of structured input for sentiment analysis • Integration of labeled data in automated workflow

Demonstrated skills in labeling, classification, and structuring linguistic information for machine learning models, as highlighted under 'Aptitudes para el rol de AI Voice Trainer.' Cited capabilities include detection of sociolinguistic bias, regional language variants, and sentiment in voice data. Experience with prompt configuration and linguistic annotation in AI data workflows. • Identification of Spanish dialectal features for NLP models • Tagging of speaker attributes and intent • Preparation of structured input for sentiment analysis • Integration of labeled data in automated workflow

Not specified

Education

R

Remotos Academy

Specialist in Digital Marketing and Automation, Digital Marketing and Automation

Specialist in Digital Marketing and Automation
2026 - 2026
R

Remotos Academy

Certificate in Remote Work Skills, Remote Work Skills

Certificate in Remote Work Skills
2026 - 2026

Work History

E

Emprendimiento Propio

Digital Automation and Communication Specialist

Santa Cruz
2026 - Present
I

Independiente

Operations and Services Coordinator

Santa Cruz
2025 - 2026