Hao L.

Key Skills

Software

Clickworker

Diffgram

Labelbox

LabelImg

Label Studio

Top Subject Matter

AI Training

Data Annotation

Business Applications

Top Data Types

Text

Video

Image

Top Task Types

Data Collection

Freelancer Overview

Alibaba Certified Senior AI Trainer and AIGC Instructor. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. AI-training focus includes data types such as Text and labeling workflows including AI Training.

Labeling Experience

Alibaba Certified Senior AI Trainer and AIGC Instructor

Text

As an Alibaba Certified Senior AI Trainer, I designed and delivered advanced training programs for AI and data annotation teams. I instructed professionals and business teams on effective AI labeling, annotation, and prompt engineering techniques, focusing on real-world business applications. I led sessions on optimizing AI workflows for cost reduction and efficiency using hands-on datasets and annotation tasks. • Developed comprehensive course material for text-based AI tasks and LLM fine-tuning. • Instructed teams in prompt + response writing, evaluation, and function calling tasks. • Guided enterprises in applying annotation best practices for business scenarios. • Trained over 100 professionals in advanced AI and data labeling procedures.

2022 - Present

Education

Work History