I am an entrepreneur, educator and specialist in Occupational Safety, with over 22 years of experience as a speaker and facilitator in the areas of business management, leadership, sales, service excellence, motivation, self-esteem, innovation, entrepreneurship and occupational safety. I have led corporate training and qualification teams, coordinated multidisciplinary teams in congresses, seminars, entrepreneur fairs and business programs, and have served as CEO of SINAPSE Business Education and as a SEBRAE-accredited instructor in HR and Entrepreneurship. Since 2010, I have been an international facilitator for EMPRETEC — a UN/Sebrae program focused on behavioral transformation and sustainable results. I currently work as an Artificial Intelligence Trainer, collaborating with global companies such as Welocalize and Alignerr to train language models, curate data and validate content for generative AI applications. I believe in education as a tool for transformation, servant leadership as a management model, and workplace safety as the basis for more humane, ethical and productive companies.…

Valdolirio Junior

I am an entrepreneur, educator and specialist in Occupational Safety, with over 22 years of experience as a speaker and facilitator in the areas of business management, leadership, sales, service excellence, motivation, self-esteem, innovation, entrepreneurship and occupational safety. I have led corporate training and qualification teams, coordinated multidisciplinary teams in congresses, seminars, entrepreneur fairs and business programs, and have served as CEO of SINAPSE Business Education and as a SEBRAE-accredited instructor in HR and Entrepreneurship. Since 2010, I have been an international facilitator for EMPRETEC — a UN/Sebrae program focused on behavioral transformation and sustainable results. I currently work as an Artificial Intelligence Trainer, collaborating with global companies such as Welocalize and Alignerr to train language models, curate data and validate content for generative AI applications. I believe in education as a tool for transformation, servant leadership as a management model, and workplace safety as the basis for more humane, ethical and productive companies.…

Available to hire

I am an entrepreneur, educator and specialist in Occupational Safety, with over 22 years of experience as a speaker and facilitator in the areas of business management, leadership, sales, service excellence, motivation, self-esteem, innovation, entrepreneurship and occupational safety.

I have led corporate training and qualification teams, coordinated multidisciplinary teams in congresses, seminars, entrepreneur fairs and business programs, and have served as CEO of SINAPSE Business Education and as a SEBRAE-accredited instructor in HR and Entrepreneurship. Since 2010, I have been an international facilitator for EMPRETEC — a UN/Sebrae program focused on behavioral transformation and sustainable results.
I currently work as an Artificial Intelligence Trainer, collaborating with global companies such as Welocalize and Alignerr to train language models, curate data and validate content for generative AI applications.
I believe in education as a tool for transformation, servant leadership as a management model, and workplace safety as the basis for more humane, ethical and productive companies.

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Skills

Experience Level

Language

Portuguese
Fluent
English
Advanced

Work Experience

AI Trainer at Alignerr
April 1, 2025 - November 8, 2025
AI education: analyze and provide feedback on AI-generated outputs related to Brazilian Portuguese. Problem solving: deliver step-by-step solutions and clear explanations for complex problems in Brazilian Portuguese. Red team testing: identify biases, limitations, or inaccuracies in the AI's knowledge base; design and execute tests to ensure outputs are reliable and relevant to real-world contexts. Data curation and content validation for generative AI applications.
AI Data Annotator at Welocalize
April 1, 2024 - November 8, 2025
Data labeling in target language(s) for machine learning tasks across a wide variety of tasks. Determine whether language and style are appropriate to cultural and geopolitical target locale. Attention to detail and adherence to task instructions. Report bugs and issues as they occur.
Advanced AI Data Trainer at Invisible Technologies
April 30, 2025 - April 30, 2025
Worked with a team of trainers to train AI models in reading, writing, knowledge summarization, and meaning interpretation. Focused on developing safe, accurate, knowledgeable, and beneficial conversational capabilities for diverse global purposes, following protocols from leading AI researchers. Involved in continual training, assessment, and testing of AI conversational abilities.
Chief Executive Officer at SINAPSE Business Education
December 1, 2023 - December 1, 2023
Speaker and facilitator on topics related to business management, customer service excellence, sales, leadership, motivation, self-esteem, entrepreneurship, innovation and workplace safety. Participated in congresses, conventions, business seminars and entrepreneurial fairs across Brazil. Led training and development programs, managing teams and aligning pedagogical and operational strategies to deliver transformative experiences with tangible results.
Accredited Instructor in HR and Entrepreneurship at SEBRAE Paraíba (Sebrae PB)
December 1, 2023 - December 1, 2023
Teaching courses and lectures across SEBRAE educational solutions; contributed to teaching strategies, content adaptation and innovative methodologies for meaningful learning. Led corporate training teams across multiple Brazilian states; managed educational projects focused on results; monitored performance indicators and drove continuous improvement.
EMPRETEC Instructor at EMPRETEC (UN/Sebrae program)
August 1, 2023 - August 1, 2023
Facilitator for Empretec, an international UN methodology applied in Brazil by Sebrae. Conducted intensive training to develop essential entrepreneurial traits, guided participants in business plan development, and provided technical guidance in areas such as market analysis, management, finance, technology, and innovation.

Education

Bachelor's Degree in Pedagogy, School Management at UNIASSELVI
January 1, 2022 - June 1, 2025
Bachelor's degree, Pedagogy - Adult Education at Federal University of Paraíba
January 1, 2004 - December 31, 2008
Bachelor of Technology - BTech, Occupational Health and Industrial Hygiene at Federal Institute of Paraíba
August 1, 1996 - October 1, 1998
Associate's degree, Business Administration and Management, General at ACEP Epitácio Pessoa Academy of Commerce
January 1, 1991 - November 1, 1993

Qualifications

Sebrae Accredited Instructor in HR and Entrepreneurship
January 1, 2003 - December 1, 2023
EMPRETEC Instructor
November 1, 2010 - August 1, 2023

Industry Experience

Education, Professional Services, Software & Internet, Media & Entertainment, Other

Skills

Experience Level