Jairo H.-Pharmacist
Check rate
Experience
Multimodal Data Annotation for LLMs
Data Annotation
Worked on annotating multimodal datasets (text, image, audio) to support the development of advanced LLMs capable of understanding and generating different types of content.
Human-in-the-Loop RLHF Feedback Collection
Data Annotation
Provided human feedback for Reinforcement Learning (RLHF), helping refine LLM responses.
Technical Manager Pharmacist
Ribeiro e Ribeiro Pharmacy LTDA
LLM Fine-tuning Dataset Creation
Data Annotation
Developed high-quality, task-specific datasets for fine-tuning Large Language Models. Developed and refined annotation guidelines for edge cases, and performed Quality Assurance (QA) reviews, ensuring a 95%+ accuracy rate.
Custom Knowledge Base Construction for RAG Systems
Data Annotation
Curated and annotated domain-specific documents for Retrieval-Augmented Generation (RAG) systems.
Bias Detection and Mitigation in LLM Datasets
Data Annotation
Identified and mitigated biases in training datasets, promoting fairness and ethical AI development.
Dialogue Act Tagging for Chatbot Development
Data Annotation
Classified conversational turns to identify user intents and system responses, significantly improving chatbot performance and user interaction.
On-Call Technical Manager Pharmacist
CAPS AD III 24 HOURS - Dr. Consuelo Figueiredo de Mariz
Technical Manager Pharmacist
J A Santos Silva
Low-Resource Language Dataset Development
Data Annotation
Led the collection and annotation of text data for underrepresented languages.
Named Entity Recognition (NER) for Medical Texts
Data Annotation
Labeled over 15,000 clinical notes with 96% Inter-Annotator Agreement (IAA), identifying medical entities (diseases, drugs) to improve structured data extraction by 20%.
Conversational AI Data Labeling
Data Annotation
Performed extensive data labeling for conversational AI systems, including intent recognition and entity extraction, improving dialogue flow and user experience.
Technical Manager Pharmacist
National Institute of Health Research and Management - INSAUDE
Technical Manager Pharmacist
Santana Pharmacy LTDA
Text Classification for Sentiment Analysis
Data Annotation
Annotated diverse text data to train NLP models for sentiment analysis, achieving high accuracy in classifying positive, negative, and neutral sentiments.
Technical Pharmacist Manager
Cinthia Tenorio Tavares
Data Annotation Specialist (NLP and LLM)
Data Annotation
Working on Artificial Intelligence projects, focusing on Natural Language Processing (NLP) and Large Language Models (LLM).
- Data Annotation (LM, NLP, LLM, PLN) for AI model training and validation.
- Ensuring quality and consistency of annotated datasets through rigorous QA reviews.
- Collaborating with engineering and research teams to optimize model performance.
On-Call Technical Pharmacist Manager
Dr. Clodolfo Rodrigues Melo Regional Hospital - HRCRM
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Healthcare, and Pharmaceutical.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Research and Development, Operations, Quality Assurance, and Product Development.
Summary
Pharmacist and AI Data Specialist with a strong background in healthcare and technology. Expert in high-quality data annotation and labeling for Natural Language Processing (NLP) and Large Language Models (LLM), with a specialized focus on medical and pharmaceutical terminology. Proven track record in improving AI model performance through expert clinical feedback and careful dataset curation, ensuring accuracy and ethical standards in healthcare-driven AI solutions. Proficient in handling complex data formats (JSON/JSONL) and using platforms like Labelbox for large-scale dataset curation and QA.
Skills
- Ai & Data Skills: Data Annotation (Nlp, Llm, Computer Vision), Data Labeling, Rlhf Feedback, Named Entity Recognition (Ner), Dataset Curation, Quality Assurance For Ai Training, Data Formats (Json, Jsonl, Csv)
- Soft Skills: Oral And Written Communication, Customer Support, Pharmaceutical Stock Management, Problem Solving
- Tools And Abilities: Advanced Microsoft Office Suite, Labelbox, Label Studio, Python (Pandas), Video Editing, Canva Design, Translation (Pt/En/Es), Transcription (Pt/En/Es)
Languages
Education
Cesmac University Center
Bachelor's Degree · Pharmacy · Maceió, Brazil
Certifications & licenses
Certified Data Annotator (CDA)
DeeLab Academy
Generative AI Fundamentals
Google Cloud
Labelbox Certified Data Labeler
Labelbox
Natural Language Processing (NLP) Specialization
DeepLearning.AI / Coursera
Alagoas Has SUS Exhibition - UNINASSAU Maceio/AL
Workshop "Bye infections: fight against mosquito-borne diseases" Maceio/AL
Biosafety Course - TELELA Permanent Education System
Blood Collection Course - TELELAB Continuing Education
VII Indoor Pharmacy: Afro and Indigenous History - Cesmac Maceio/AL
VI Indoor Pharmacy: 20 years of history - Cesmac Maceio/AL
V Indoor Pharmacy - Cesmac University Center Maceio/AL
Participant at the V Congress of Pharmaceutical Sciences Maceio/AL
II Update Course in Human Physiology - Cesmac University Center Maceio/AL
IV EXPOCHEMISTRY: Chemistry in the Pharmacy Garden - Cesmac Maceio/AL
IV Indoor Pharmacy - Cesmac University Center Maceio/AL
Mini-course: Pharmacist's Role in Criminal Investigation and Drugs of Abuse Maceio/AL
V Scientific Conference of the Pharmacy Course - Regional Council of Pharmacy (CRF/AL) Maceio/AL
Viva Melhor Program - Farmacia Bom Preço - Farol Maceio/AL
III Indoor Pharmacy: Taking Care of Elderly Health - Cesmac Maceio/AL
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Jairo is based in Santana do Ipanema, Brazil.
Jairo speaks the following languages: Portuguese (Native), English (Advanced), Spanish (Advanced).
Jairo has at least 8 years of experience. During this time, Jairo has worked in at least 15 different roles and for 8 different companies. The average length of individual experience is 5 months. Note that Jairo may not have shared all experience and actually has more experience.
Based on recent experience, Jairo would be well-suited for roles such as: Multimodal Data Annotation for LLMs, Human-in-the-Loop RLHF Feedback Collection, Technical Manager Pharmacist.
Jairo's most recent position is Multimodal Data Annotation for LLMs at Data Annotation.
In recent years, Jairo has worked for Data Annotation, Ribeiro e Ribeiro Pharmacy LTDA, CAPS AD III 24 HOURS - Dr. Consuelo Figueiredo de Mariz, J A Santos Silva, and National Institute of Health Research and Management - INSAUDE.
Jairo is most experienced in industries like Information Technology, Healthcare, and Pharmaceutical.
Jairo is most experienced in business areas like Information Technology, Research and Development, and Operations. Jairo also has some experience in Quality Assurance and Product Development.
Jairo has recently worked in industries like Information Technology, Healthcare, and Pharmaceutical.
Jairo has recently worked in business areas like Information Technology, Research and Development, and Operations.
Jairo holds a Bachelor in Pharmacy from Cesmac University Center.
Jairo has 19 certificates. Among them, these include: Certified Data Annotator (CDA), Generative AI Fundamentals, and Labelbox Certified Data Labeler.
Jairo is immediately available full-time for suitable projects.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 16 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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