Filipe J.

Key Skills

Software

Other

Top Subject Matter

Generative AI (Text-to-Image & LLMs)

Large Language Models (LLMs)

Legal Services & Contract Review

Top Data Types

Image

Text

Document

Top Task Types

RLHF

Freelancer Overview

AI Data Freelancer. Brings 15+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Associate of Arts, Lander University / Arts Institute (2016) and High School Diploma, N/A (2012). AI-training focus includes data types such as Image and Text and labeling workflows including Evaluation, Rating, and RLHF.

Labeling Experience

AI Data Freelancer

OtherTextRLHF

Assessed outputs from large language models in a structured evaluation role by reviewing model responses for correctness, helpfulness, and appropriateness. Provided reinforcement learning with human feedback (RLHF) signals to guide model improvement. Collaborated on enhancing the safety and alignment of advanced LLM outputs. • Conducted detailed comparisons of model outputs to predefined benchmarks. • Gave feedback for model refinement and safety assessment. • Evaluated responses in a controlled setting focused on user intent and ethical compliance. • Documented findings systematically for iterative training cycles.

2025 - 2026

AI Data Freelancer

OtherImage

Evaluated text-to-image generation outputs for major AI organizations, ensuring alignment with prompts and assessing visual quality. Provided in-depth, structured feedback to enhance model alignment and output fidelity for generative image and language models. Used advanced prompt engineering to challenge and improve model performance under varied conditions. • Rated AI-generated images on prompt adherence, coherence, and artifact presence. • Offered actionable feedback to model developers to enhance output safety and reliability. • Experimented with diverse text prompts to measure and refine AI behavior. • Supported AI model training through practical evaluations and iterative feedback.

2025 - 2026

Education

Work History