Huangze J.

Key Skills

Software

Labelbox

Scale AI

Top Subject Matter

Computer Vision / AI Training

Natural Language Processing (NLP) / AI Training

Speech Recognition / AI Training

Top Data Types

Image

Text

Audio

Document

Top Task Types

Bounding Box

Entity (NER) Classification

Transcription

Freelancer Overview

Data Annotator (Image Bounding Box). Brings 6+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Labelbox, Scale AI, and Baidu CrowdTest. Education includes Bachelor of Accounting, Shaoxing University of Arts and Sciences (2024) and High School Diploma, N/A (2021). AI-training focus includes data types such as Image, Text, and Audio and labeling workflows including Bounding Box, Entity (NER) Classification, and Transcription.

Labeling Experience

Audio Data Transcriber (Speech Labeling)

AudioTranscription

I conducted audio data labeling by transcribing recorded speech for AI model training and evaluation. The main tasks involved listening to audio files and providing accurate transcriptions with proper formatting and timestamps. This helped improve automatic speech recognition systems and related AI functionalities. • Transcribed diverse audio sources with precise attention to detail • Used tools like Baidu CrowdTest and JD CrowdIntelligence for quality assurance • Regularly reviewed and revised transcriptions for accuracy • Maintained high throughput while meeting strict project deadlines

2023 - 2025

Text Annotator (NER & Classification)

Scale AITextEntity (NER) Classification

I worked on text data labeling projects, focusing on classification and named entity recognition (NER) tasks. My responsibilities included annotating text for sentiment, intent, and entity extraction to support natural language processing models. The annotation process required careful reading and interpretation to maintain high standards of accuracy. • Labeled text datasets for intent and sentiment analysis • Used professional annotation tools to mark entities and classify text • Followed strict annotation protocols and guidelines • Participated in regular discussions to improve annotation quality

2023 - 2025

Data Annotator (Image Bounding Box)

LabelboxImageBounding Box

I performed image data annotation using bounding boxes with tools like Labelbox, Scale AI, CVAT, and SuperAnnotate. My work included labeling 2D and 3D images for the development and training of AI models in computer vision. I ensured high-quality data through meticulous attention to detail and adherence to annotation guidelines. • Annotated thousands of images for object detection tasks • Used multiple annotation software tools for diverse labeling projects • Collaborated with team members to maintain consistent labeling standards • Conducted regular quality control checks to ensure data integrity.

2023 - 2025

Education

Work History