
Shinji Endo
Japanese AI Content Evaluator, MTPE, Localization Specialist
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Esperienza lavorativa
AI Data Evaluator & Localization Specialist Independent Contractor
Self Employed • Freelance
Jan 2026 - Present • 4 mos
● Execute high-complexity data annotation, RLHF, and language evaluation tasks on global AI training platforms, consistently meeting rigorous quality metrics. ● Direct and architect Python-based applications (e.g., LightGBM predictive models, GUI tools) utilizing advanced Prompt Engineering and LLM-assisted development, demonstrating strong capabilities in logic structuring and AI output validation. ● Post-edit and debug raw AI-generated translations (MTPE), correcting algorithmic hallucinations and unnatural phrasing to ensure 100% cultural authenticity for the Japanese market. ● Evaluate and optimize AI outputs for technical documentation, software UI, and E-commerce, blending strict technical accuracy with Japanese business etiquette (Keigo) and consumer appeal. ● Optimize localized digital content for Search Engine Algorithms (SEO) and AI Overviews (AIO), utilizing high-volume native keywords and subcultural gaming/streaming terminology.
Production Management & Manufacturing Technology Specialist Mag-Isover K.K. (Saint-Gobain Group)
Saint-Gobain • Full time
Mar 2009 - May 2020 • 11 yrs 2 mos
Spearheaded data analysis initiatives by designing custom Excel tracking systems, transforming manual records into actionable data to standardize manufacturing conditions. ● Successfully reduced operational troubleshooting by 30% in assigned production sectors through the implementation of visual management and standardized work processes. ● Collaborated on R&D projects, performing baseline technical updates, prototype manufacturing, and rigorous validation tests.