Xinlong W.

Key Skills

Software

Scale AI

Label Studio

Doccano

CVAT

Top Subject Matter

Artificial Intelligence & Machine Learning

Generative AI & Prompt Engineering

Large Language Models (LLMs) & AI Evaluation

Top Data Types

Image

Text

Document

Top Task Types

Question Answering

Text Generation

Text Summarization

Fine-tuning

Freelancer Overview

Ph.D. candidate in Computer Science with 8+ years of software engineering and technical research experience. Specialized in Reinforcement Learning, Multi-Agent Collaboration, LLM evaluation, and AI-assisted development workflows. Experienced in creating, reviewing, and validating high-quality training datasets, evaluating model responses, and performing detailed quality assessments across technical and research-oriented domains. Combines strong analytical thinking with hands-on expertise in Python, Java, machine learning, and data-driven systems. Adept at identifying inconsistencies, improving annotation accuracy, and delivering reliable AI training data aligned with project guidelines and quality standards.

Education

Work History