Farzin Bagheri

Key Skills

Software

Telus

Appen

Top Subject Matter

Natural Language Processing

AI Model Evaluation

Quality Assurance

Top Data Types

Text

Image

Document

Top Task Types

Classification

Freelancer Overview

AI Data Annotation & AI Training Specialist (Remote) - TELUS AI & Invisible Technologies. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Telus and Appen. Education includes Master of Science, University of Toronto (2019) and Bachelor of Science, University of Toronto (2017). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

AI Data Annotation & AI Training Specialist (Remote) - TELUS AI & Invisible Technologies

TelusText

As an AI Data Annotation & AI Training Specialist at TELUS AI & Invisible Technologies, I evaluated NLP datasets and supported machine learning workflows. I performed structured tasks including scoring, ranking, and classification of textual data for AI training purposes. I maintained high QA accuracy and identified inconsistencies in AI outputs. • Evaluated NLP pipelines and processed large-scale datasets • Conducted ranking, scoring, and classification of text data • Identified hallucinations and quality issues in AI model responses • Collaborated with teams to improve data accuracy and model performance

As an AI Data Annotation & AI Training Specialist at TELUS AI & Invisible Technologies, I evaluated NLP datasets and supported machine learning workflows. I performed structured tasks including scoring, ranking, and classification of textual data for AI training purposes. I maintained high QA accuracy and identified inconsistencies in AI outputs. • Evaluated NLP pipelines and processed large-scale datasets • Conducted ranking, scoring, and classification of text data • Identified hallucinations and quality issues in AI model responses • Collaborated with teams to improve data accuracy and model performance

2021 - Present

AI Annotation Contractor (Remote) (Appen)

AppenTextClassification

As an AI Annotation Contractor at Appen, I labeled and processed datasets including text, images, and audio for AI training. My key responsibilities focused on consistent and accurate data annotation across multiple modalities. I ensured high quality standards and guideline compliance throughout all labeling projects. • Labeled text, image, and audio data for machine learning • Processed and verified annotated datasets for quality control • Collaborated with QA teams to enhance data accuracy • Applied annotation guidelines to maintain labeling consistency

As an AI Annotation Contractor at Appen, I labeled and processed datasets including text, images, and audio for AI training. My key responsibilities focused on consistent and accurate data annotation across multiple modalities. I ensured high quality standards and guideline compliance throughout all labeling projects. • Labeled text, image, and audio data for machine learning • Processed and verified annotated datasets for quality control • Collaborated with QA teams to enhance data accuracy • Applied annotation guidelines to maintain labeling consistency

2020 - 2021

Education

Work History