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I will be your expert ai data annotator and manager for model training
Thiago martins
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About this gig
I am an expert Multimodal AI Specialist and Data Annotator dedicated to optimizing Large Language Models (LLMs) and Agentic Large Action Models (LAMs). With extensive production experience processing over 30,000 training records, I provide the precise, structured data required to train top-tier models.
My Core Expertise Includes:
- Advanced Prompt Engineering: Crafting, rewriting, and optimizing complex prompts for specialized AI tasks.
- RLHF & Model Evaluation: Ranking, rating, and fact-checking AI responses (including STEM, Python coding, and logic) to ensure accuracy and alignment.
- Full-Scale Data Annotation: High-quality text, image, and data tagging with strict adherence to your guidelines.
- Agentic Data Curation: Recording live browser journeys, UI coordinate tagging, and workflow mapping.
- Conversational QA: Testing logic loops to eliminate model edge cases.
Why Choose Me? I don't just label data; I understand AI architecture. I guarantee absolute instruction compliance, meticulous attention to detail, and fast turnarounds to keep your pipeline moving. Whether you need custom datasets or high-volume project management, I deliver benchmark-ready results.
Get to know Thiago martins
Thiago martins
Multimodal AI Specialist and Advanced Prompt Engineer for LLMs and LAMs
- FromBrazil
- Member sinceJun 2026
- Avg. response time2 hours
- Last delivery1 day
Languages
English, Spanish, German, French, Italian
"I am a Multimodal AI Specialist focused on data operations for LLMs and Agentic Large Action Models (LAMs). In my production experience, I have processed over 30,000 multimodal training records and executed QA testing on 1,500 conversational logic loops to eliminate model edge cases. My core expertise includes: Advanced Prompt Engineering for LLMs & LAMs Full-Scale Data Annotation & UI Coordinate Tagging Agentic Data Curation (Recording live browser journeys) RLHF Evaluation & Rating I deliver fast turnarounds and absolute instruction compliance. Let's optimize your metrics!"
Other AI Development Services I Offer
FAQ
What types of AI models do you specialize in training?
I specialize in data operations, RLHF evaluation, and prompt tuning for Large Language Models (LLMs) and Agentic Large Action Models (LAMs). This includes optimizing conversational agents, code verification models (Python), and multimodal datasets.
What is your process for ensuring high data accuracy and quality?
I implement strict Human-in-the-Loop (HITL) quality control. Every record undergoes rigorous logic checks, edge-case testing, and absolute instruction compliance verification to eliminate model hallucinations and ensure your dataset is benchmark-ready.
Can you handle custom guidelines or large-volume datasets?
Absolutely. I accept custom datasets and can adjust my workflow to fit your specific data tagging or annotation taxonomy rules. For massive custom volumes, feel free to send over your project documentation so we can discuss timeline scaling.
Do you evaluate technical prompts like code or mathematics?
Yes. My expertise includes technical prompt rewriting, backend and Python code verification, fact-checking, and assessing STEM/mathematical logic loops to ensure structural correctness and reliable model responses.
