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Leandro
AI Specialist / Data Annotator
Currículo em vídeo
Contato
Competências
Demonstrated experience with Portuguese (Brazil).
Demonstrated experience with English.
Demonstrated experience with Data Annotation.
Demonstrated experience with RLHF Prompt/Content Evaluation.
Demonstrated experience with Content Safety Review.
Formação acadêmica
Idiomas
Resumo
AI Specialist / Data Annotator open to new opportunities
Experiência
AI Specialist / Data Annotator
Project Aether: Executed multilingual data analysis, prompt evaluation, content quality assessment, transcriptions, and English-Portuguese translations for LLM training and alignment.
Data Annotator & Evaluator
Project Dahlia & Project Lily: Performed high-accuracy audio transcriptions, quality checks, and text alignment for speech processing models.
AI Evaluator & Content Specialist
Project Ogden (Feb 2026 – Jun 2026): Conducted safety and compliance evaluations for advertisement content on Facebook, ensuring adherence to policy standards.. Project Sirius (Mar 2026 – Jul 2026): Evaluated AI-generated music creation outputs, analyzing audio quality, style relevance, and prompt execution.
Project Engineer – ArcelorMittal Mineração Serra Azul
Project DR Pellet Feed 4.5 Serra Azul: Managed electromechanical assembly for an ore processing plant.. Planned pipe rack installation and filtration systems, and supervised assembly in the primary screening building.. Coordinated issue resolution and pre-commissioning documentation.
Project Engineer – Anglo American
Project Flotation and Desliming Units: Supervised installation of sampling, online analyzer, and instrumentation peripherals.. Managed resource allocation and initial measurement reporting.
Project Engineer – Gerdau (Miguel Burnier Mine)
Project ITABIRITOS: Developed work plans for civil demolition and electromechanical disassembly.. Monitored production, managed scope control, and estimated out-of-scope costs.
Planning Engineer – Strategic Planning Division
Served as Product Manager for on-site R.D.C. reporting mobile software deployment.. Provided ERP support, updated corporate performance indicators, and managed project scope take-offs.
Planning Engineer & Assistant – Gerdau & ArcelorMittal Projects
Managed schedules, daily progress tracking, and manpower allocation for major blast furnace revitalizations, structural recovery, and rolling mill furnace shutdowns.
Habilidades
Transcrição do vídeo
Video resume
Hi, I'm Leandro, a production engineer that also works as an AI data specialist and multilingual annotator. I'm proficient in English and native with Portuguese, and let's build a better and safer AI together, and also treat data with precision together.