Farzin Bagheri

Key Skills

Software

Telus

Appen

Top Subject Matter

Natural Language Processing

AI Model Evaluation

Data Annotation & AI Training

Top Data Types

Text

Image

Document

Top Task Types

Text Generation

Evaluation Rating

RLHF

Data Collection

Prompt Response Writing SFT

Classification

Entity Ner 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