Jardel Augusto

AI Data Specialist and AI Data Annotator with 1+ year of experience in artificial intelligence projects, including data annotation, audio transcription, speech segmentation, AI response evaluation, comparative ELO evaluation, quality assurance and linguistic data validation.

Native Brazilian

Portuguese speaker with strong attention to detail and proven ability to follow complex guidelines and quality criteria. Experienced with remote AI platforms and international projects, working with Brazilian Portuguese language and speech data.

Business

Administration graduate with ANBIMA CPA-20 certification. Available for remote freelance opportunities in AI training, data annotation, AI evaluation, language evaluation and quality assurance.

AI Data Annotator & Evaluator | CrowdGen / Outlier | 2025 – Present

• Perform AI response evaluation and comparative ELO assessments using detailed quality rubrics.
• Annotate and validate Brazilian Portuguese language and speech data for AI training.
• Perform audio transcription, speech segmentation, linguistic annotation and data validation.
• Evaluate AI-generated content for accuracy, naturalness, factuality, conversational flow and instruction adherence.
• Apply complex project guidelines and quality standards with high attention to detail.
• Review AI model outputs and identify quality issues, inconsistencies and errors.
• Work remotely while meeting productivity, accuracy and quality requirements.

Freelance AI Data Contributor | Remote | 2024 – Present

Platforms: Outlier EDU, Appen and ELO evaluation platforms.

• Completed 500+ hours of audio transcription, speech segmentation and AI data annotation activities.
• Performed data labeling, content classification, linguistic review and quality control.
• Evaluated AI-generated responses and conversational interactions.
• Worked with Brazilian Portuguese speech and language datasets.
• Followed detailed annotation guidelines and maintained consistency across large volumes of tasks.

Bachelor's Degree in Business Administration

ANBIMA CPA-20 Financial Certification

Technical Education in Building Construction