I am a detail-oriented Voice Annotation Specialist fluent in Italian (C2) and English (C1), with extensive experience in AI training, audio-based work, and linguistic evaluation. I currently train AI models for Outlier, Transperfect, Telus, and RWS, focusing on precise annotation, speaker differentiation, and contextual accuracy to improve voice assistant technology. Beyond annotation, I work as a freelance interpreter, bringing rapid language processing, active listening, and tonal awareness to cross-language communication. I apply the same meticulous, guideline-driven approach to data labeling and evaluation, ensuring high-quality datasets for AI systems while maintaining flexible, remote readiness and on-time delivery.

Ademilson Mendes Bispo

I am a detail-oriented Voice Annotation Specialist fluent in Italian (C2) and English (C1), with extensive experience in AI training, audio-based work, and linguistic evaluation. I currently train AI models for Outlier, Transperfect, Telus, and RWS, focusing on precise annotation, speaker differentiation, and contextual accuracy to improve voice assistant technology. Beyond annotation, I work as a freelance interpreter, bringing rapid language processing, active listening, and tonal awareness to cross-language communication. I apply the same meticulous, guideline-driven approach to data labeling and evaluation, ensuring high-quality datasets for AI systems while maintaining flexible, remote readiness and on-time delivery.

Available to hire

I am a detail-oriented Voice Annotation Specialist fluent in Italian (C2) and English (C1), with extensive experience in AI training, audio-based work, and linguistic evaluation. I currently train AI models for Outlier, Transperfect, Telus, and RWS, focusing on precise annotation, speaker differentiation, and contextual accuracy to improve voice assistant technology.

Beyond annotation, I work as a freelance interpreter, bringing rapid language processing, active listening, and tonal awareness to cross-language communication. I apply the same meticulous, guideline-driven approach to data labeling and evaluation, ensuring high-quality datasets for AI systems while maintaining flexible, remote readiness and on-time delivery.

See more

Language

Portuguese
Fluent
Italian
Fluent
English
Advanced

Work Experience

Ambassador Customer Support at Foundever
September 1, 2025 - September 1, 2025
Provided high-quality chat, email, and phone support to Airbnb hosts and guests, handling complex inquiries with empathy and efficiency and identifying trends in feedback to propose service improvements.
AI Trainer (freelance) at Outlier
September 30, 2025 - September 30, 2025
Trained AI systems by reviewing, annotating, and validating large datasets; provided quality control and detailed feedback on outputs; contributed to NLP and AI model improvements.
AI Trainer (freelance) at RWS
September 1, 2025 - October 28, 2025
Trained AI systems by reviewing, annotating, and validating large datasets; provided quality control and detailed feedback on outputs; contributed to NLP and AI model improvements.
Sales Representative at I-Vet Srl
June 30, 2024 - June 30, 2024
Supported veterinary clinics and laboratories with lab services and medical equipment; built and maintained long-term customer relationships; delivered product training and ensured customer adoption.
Sales Representative at Lombardi Sales
March 31, 2023 - March 31, 2023
Offered energy solutions to business and private clients; managed negotiations and reduced customer costs.
Financial Advisor (Remote) at ING Bank
May 31, 2022 - May 31, 2022
Assisted clients via email, chat, and phone in managing financial needs; provided tailored banking and investment advice.
Financial Advisor at Banco do Brasil
January 31, 2021 - January 31, 2021
Over 21 years advising private, business, and institutional clients; guided investment decisions and delivered customized financial solutions; managed diverse portfolios.
Freelance AI Trainer (Voice & Audio Focus) at Outlier, Transperfect, Telus, RWS
November 1, 2024 - Present
Evaluate and annotate diverse datasets, including audio recordings and voice interactions, to train and refine AI models. Apply active listening to assess audio quality, speaker intent, and contextual accuracy. Segment and label data according to strict project specifications, ensuring consistency and precision. Flag unclear or low-quality audio and provide feedback to improve model performance.
Freelance Interpreter at Dals
November 1, 2025 - Present
Provide real-time interpretation between Italian, English, and Portuguese, requiring exceptional listening comprehension, speaker differentiation, and rapid processing of spoken language. Develop acute awareness of pauses, tone shifts, and speaker changes—skills directly transferable to voice annotation.
Italian Customer Advisor at Airbnb
March 1, 2024 - September 1, 2024
Handled high-volume customer inquiries via phone calls, messages, and email, relying on active listening to understand and resolve complex issues. Analyzed tone and emotion to de-escalate difficult situations and provide appropriate solutions.
Field Support Representative at IDEXX Italia
June 1, 2024 - July 1, 2024
Provided technical support and training, explaining complex information clearly and listening carefully to client concerns.
Financial Advisor at ING Bank
January 1, 2022 - June 1, 2022
Conduced client consultations via phone, requiring focused listening, comprehension of nuanced financial needs, and clear verbal communication. Maintained meticulous records and ensured accuracy in all client interactions.
Financial Advisor at Banco do Brasil
June 1, 1999 - January 1, 2021
Conduced client consultations via phone, requiring focused listening, comprehension of nuanced financial needs, and clear verbal communication. Maintained meticulous records and ensured accuracy in all client interactions.

Education

MBA in Finances and Controllership at INPG Business School
January 1, 2009 - December 31, 2010
Bachelor in Business Administration at INPG Business School
January 1, 2005 - December 31, 2009
MBA in Finances and Controllership at INPG Business School
January 1, 2009 - January 1, 2010
Bachelor in Business Administration at INPG Business School
January 1, 2005 - January 1, 2009

Qualifications

Add your qualifications or awards here.

Industry Experience

Financial Services, Professional Services, Software & Internet, Travel & Hospitality, Media & Entertainment, Education