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I am an AI Trainer with expertise in training, evaluating, and refining AI and machine learning models. I specialize in natural language processing, data annotation, and reinforcement learning from human feedback, ensuring accuracy, quality, and ethical alignment of AI outputs. I am dedicated to supporting AI research teams in building reliable, human-centered AI systems. With strong skills in AI model training and evaluation, dataset creation and management, prompt engineering, and collaboration, I work closely with researchers and engineers to improve AI performance and support machine learning pipelines. I am passionate about advancing AI technology responsibly and effectively.…I am an AI Trainer with expertise in training, evaluating, and refining AI and machine learning models. I specialize in natural language processing, data annotation, and reinforcement learning from human feedback, ensuring accuracy, quality, and ethical alignment of AI outputs. I am dedicated to supporting AI research teams in building reliable, human-centered AI systems. With strong skills in AI model training and evaluation, dataset creation and management, prompt engineering, and collaboration, I work closely with researchers and engineers to improve AI performance and support machine learning pipelines. I am passionate about advancing AI technology responsibly and effectively.

Stefan Schmidt

AI Engineer, Data Annotator, AI Prompt Engineer, +1

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I am an AI Trainer with expertise in training, evaluating, and refining AI and machine learning models. I specialize in natural language processing, data annotation, and reinforcement learning from human feedback, ensuring accuracy, quality, and ethical alignment of AI outputs. I am dedicated to supporting AI research teams in building reliable, human-centered AI systems. With strong skills in AI model training and evaluation, dataset creation and management, prompt engineering, and collaboration, I work closely with researchers and engineers to improve AI performance and support machine learning pipelines. I am passionate about advancing AI technology responsibly and effectively.…I am an AI Trainer with expertise in training, evaluating, and refining AI and machine learning models. I specialize in natural language processing, data annotation, and reinforcement learning from human feedback, ensuring accuracy, quality, and ethical alignment of AI outputs. I am dedicated to supporting AI research teams in building reliable, human-centered AI systems. With strong skills in AI model training and evaluation, dataset creation and management, prompt engineering, and collaboration, I work closely with researchers and engineers to improve AI performance and support machine learning pipelines. I am passionate about advancing AI technology responsibly and effectively.

Available to hire

I am an AI Trainer with expertise in training, evaluating, and refining AI and machine learning models. I specialize in natural language processing, data annotation, and reinforcement learning from human feedback, ensuring accuracy, quality, and ethical alignment of AI outputs. I am dedicated to supporting AI research teams in building reliable, human-centered AI systems.

With strong skills in AI model training and evaluation, dataset creation and management, prompt engineering, and collaboration, I work closely with researchers and engineers to improve AI performance and support machine learning pipelines. I am passionate about advancing AI technology responsibly and effectively.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Work Experience

AI Trainer at Outlier AI

January 1, 2020 - Present

Trained and fine-tuned large language models through structured feedback and evaluation. Conducted quality assurance of AI outputs to ensure factual accuracy, clarity, and bias reduction. Designed test prompts and edge cases to assess model reasoning and adaptability. Collaborated with researchers and engineers to improve AI performance, boosting accuracy by 25%. Annotated and curated large-scale data sets to support machine learning pipelines.