Hi there! I'm Pierre-Alex Guinan, a dynamic sales associate and AI trainer based in Longueuil, Quebec. I bring a results-driven mindset to customer service, sales, and AI data annotation, distilling complex tech concepts into clear outputs and delivering superb customer experiences. I thrive on collaborating with teams to improve model accuracy and drive business outcomes. In my day-to-day work, I enjoy testing prompts, refining data pipelines, and sharing knowledge with others. I am excited to apply my communication, critical thinking, and adaptability to new roles and challenges, helping organizations unlock value from data and AI.…

Pierre-Alex Guinan

Hi there! I'm Pierre-Alex Guinan, a dynamic sales associate and AI trainer based in Longueuil, Quebec. I bring a results-driven mindset to customer service, sales, and AI data annotation, distilling complex tech concepts into clear outputs and delivering superb customer experiences. I thrive on collaborating with teams to improve model accuracy and drive business outcomes. In my day-to-day work, I enjoy testing prompts, refining data pipelines, and sharing knowledge with others. I am excited to apply my communication, critical thinking, and adaptability to new roles and challenges, helping organizations unlock value from data and AI.…

Available to hire

Hi there! I’m Pierre-Alex Guinan, a dynamic sales associate and AI trainer based in Longueuil, Quebec. I bring a results-driven mindset to customer service, sales, and AI data annotation, distilling complex tech concepts into clear outputs and delivering superb customer experiences. I thrive on collaborating with teams to improve model accuracy and drive business outcomes.

In my day-to-day work, I enjoy testing prompts, refining data pipelines, and sharing knowledge with others. I am excited to apply my communication, critical thinking, and adaptability to new roles and challenges, helping organizations unlock value from data and AI.

See more

Language

French
Fluent
English
Fluent

Work Experience

AI Trainer at Data Annotation Tech
September 1, 2025 - Present
• Collaborate on AI training projects by annotating and refining data to improve model accuracy. • Create and evaluate prompt–response pairs, ensuring clarity, precision, and alignment with guidelines. • Apply critical thinking to test outputs, identify errors, and provide detailed corrections. • Contribute to quality assurance processes for natural language understanding.
Salesman/Cashier at NIKE
September 1, 2023 - October 12, 2025
Approach customers and assess their needs while offering tailored solutions. Meet and exceed sales targets, contributing to the overall success of the team.
Customer Service at SOS Labyrinthe
June 1, 2021 - August 31, 2021
Warmly welcome customers, provide accurate information, and respond to inquiries effectively.
Cashier at Metro Inc.
March 1, 2022 - October 12, 2025
Accurately handle transactions at the register, ensuring fast and efficient service; assist customers diligently while maintaining a clean and organized workspace.

Education

Bachelor in Business Administration at HEC
August 20, 2024 - March 31, 2028
French Baccalaureate/DEC at Lycée Français - Collège Stanislas Montreal General
August 1, 2017 - June 1, 2024

Qualifications

Add your qualifications or awards here.

Industry Experience

Retail, Software & Internet, Professional Services, Education, Media & Entertainment, Computers & Electronics
    paper Merlin – Safety Conversation Labeling

    Labeled French AI conversations for safety concerns, including harassment, bias, and unsafe advice. Applied harm taxonomies and documented rationales to support AI safety research. Ensured compliance with ethical annotation standards while improving model safety and contextual understanding.

    paper Selenite – Rubric Clean-Up

    Reviewed and standardized rubric structures to reduce ambiguity and improve inter-annotator reliability. Refined evaluation criteria targeting subtle unsafe behaviors such as bias, misinformation, and manipulative tone. Ensured coherence and precision in large-scale model evaluation frameworks.

    paper Selenite – Prompt Stress Testing (Single & Multi-Turn)

    Designed complex French prompts to intentionally trigger weaknesses or unsafe behaviors in conversational AI models. Authored rubrics to assess clarity, correctness, and safety of model outputs across single and multi-turn interactions. Focused on reproducibility and consistency in high-stakes AI stress testing.

    paper Argon – French Chatbot Evaluation & Rubric Creation

    Conducted structured French-language conversations with AI chatbots to evaluate coherence, factual accuracy, tone, and user safety. Created and refined detailed evaluation rubrics assessing model alignment, reasoning clarity, and harm potential. Delivered high-quality annotations with consistent adherence to evaluation standards for multilingual AI systems.