João Machado

Key Skills

Software

Telus

Top Subject Matter

AI Training

Computer Programming

Internet Safety

Top Data Types

Text

Document

Top Task Types

Classification

RLHF

Computer Programming Coding

Freelancer Overview

Coding Trainer for AI (Outlier). Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Telus. Education includes Bachelor of Science, Universidade Lusófona do Porto (2021). AI-training focus includes data types such as Computer Code, Programming, and Text and labeling workflows including Computer Programming, Coding, and Evaluation.

Labeling Experience

Internet Safety Evaluator (Telus Digital)

TelusText

As an Internet Safety Evaluator at Telus Digital, I assessed online content to aid in AI system moderation and filtering. My labeling tasks focused on classifying and rating text according to specific safety and appropriateness criteria. The work helped refine machine learning models for safer and higher-quality online experiences. • Performed evaluation and classification of online textual data. • Labeled content based on predefined safety policies and guidelines. • Provided feedback to improve automated moderation accuracy. • Used proprietary/internal tools to complete labeling tasks consistently.

As an Internet Safety Evaluator at Telus Digital, I assessed online content to aid in AI system moderation and filtering. My labeling tasks focused on classifying and rating text according to specific safety and appropriateness criteria. The work helped refine machine learning models for safer and higher-quality online experiences. • Performed evaluation and classification of online textual data. • Labeled content based on predefined safety policies and guidelines. • Provided feedback to improve automated moderation accuracy. • Used proprietary/internal tools to complete labeling tasks consistently.

Not specified

Coding Trainer for AI (Outlier)

As a Coding Trainer for AI at Outlier, I contributed to AI model development by providing annotated programming tasks and code review. This involved labeling code samples, supplying explanations, and validating code outputs as part of supervised learning processes. My work required both technical knowledge and attention to annotation detail to support AI system training in code understanding. • Labeled and reviewed computer programming data for AI training. • Authored explanations and validated code outputs. • Collaborated with teams to ensure labeling accuracy and quality. • Utilized proprietary/internal tooling throughout the annotation cycles.

As a Coding Trainer for AI at Outlier, I contributed to AI model development by providing annotated programming tasks and code review. This involved labeling code samples, supplying explanations, and validating code outputs as part of supervised learning processes. My work required both technical knowledge and attention to annotation detail to support AI system training in code understanding. • Labeled and reviewed computer programming data for AI training. • Authored explanations and validated code outputs. • Collaborated with teams to ensure labeling accuracy and quality. • Utilized proprietary/internal tooling throughout the annotation cycles.

Not specified

Education

Work History