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Jonathan Chu

Jonathan Chu

Senior AI Trainer, Niantic Spatial, Inc

USA flagSan Francisco, Usa
Expert

Key Skills

Software

No software listed

Top Subject Matter

Conversational AI
Customer Support

Top Data Types

TextText

Top Task Types

Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Entity (NER) ClassificationEntity (NER) Classification

Freelancer Overview

Senior AI Trainer, Niantic Spatial, Inc. Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Master of Science, UCLA (2016) and Bachelor of Science, Washington University in St. Louis (2014). AI-training focus includes data types such as Text and labeling workflows including Prompt + Response Writing (SFT) and Entity (NER) Classification.

Expert

Labeling Experience

Senior AI Trainer, Niantic Spatial, Inc

TextPrompt Response Writing SFT
Oversaw and improved conversational quality for AI-driven customer support systems. Regularly reviewed and categorized transcript data, optimized intent taxonomy, and refined prompt patterns to boost accuracy and user satisfaction. Applied analytical techniques for continuous chatbot quality enhancement and ethical tone reinforcement. • Labeled and analyzed 200+ weekly text transcripts focused on intents and fallback reduction. • Authored prompt engineering patterns for robust intent recognition and ambiguous query handling. • Automated annotation prep and improved turnaround time using Python and Bash scripting. • Collaborated with cross-functional teams to update responses and address knowledge base gaps.

Oversaw and improved conversational quality for AI-driven customer support systems. Regularly reviewed and categorized transcript data, optimized intent taxonomy, and refined prompt patterns to boost accuracy and user satisfaction. Applied analytical techniques for continuous chatbot quality enhancement and ethical tone reinforcement. • Labeled and analyzed 200+ weekly text transcripts focused on intents and fallback reduction. • Authored prompt engineering patterns for robust intent recognition and ambiguous query handling. • Automated annotation prep and improved turnaround time using Python and Bash scripting. • Collaborated with cross-functional teams to update responses and address knowledge base gaps.

2025 - Present

AI Trainer, Niantic, Inc

TextEntity Ner Classification
Managed and labeled conversational support data to train and enhance NLP models for mobile and web platforms. Developed intent and entity recognition frameworks, improving chatbot self-service and resolution metrics. Maintained guidelines and provided annotated examples to ensure labeling quality and consistency. • Labeled and classified over 300 intents and entities to expand model coverage. • Built scripts for batch transcript tagging and edge-case phrase detection. • Conducted error analysis and remediation documentation for misclassified chats. • Coordinated updates to scripts and knowledge bases for ongoing product optimization.

Managed and labeled conversational support data to train and enhance NLP models for mobile and web platforms. Developed intent and entity recognition frameworks, improving chatbot self-service and resolution metrics. Maintained guidelines and provided annotated examples to ensure labeling quality and consistency. • Labeled and classified over 300 intents and entities to expand model coverage. • Built scripts for batch transcript tagging and edge-case phrase detection. • Conducted error analysis and remediation documentation for misclassified chats. • Coordinated updates to scripts and knowledge bases for ongoing product optimization.

2022 - 2025

Education

U

UCLA

Master of Science, Computer Science

Master of Science
2014 - 2016
W

Washington University in St. Louis

Bachelor of Science, Electrical Engineering

Bachelor of Science
2010 - 2014

Work History

A

AI Foundation

Software Engineer

San Francisco
2018 - 2021
O

Originate

Software Engineer

San Francisco
2016 - 2018