Jiawei Jason Hao

About Jiawei Jason Hao

A senior Automation Test Engineer/Test Lead with 12+ years of experience in Telecommunication/Financial/Payment Industry with strong experience in Java/JavaScript based test automation framework design/automation tools, and wide experience in Optical Network Management.

Experience

1. Llm Trainer

   Turing

   Oct 2025 — Present

   Reviewed tasks finished by other trainers, meeting with senior engineers to prioritize and assigntasks, led rework activity for batch delivery against Apple Intelligence i18n project • Trained and optimized Apple’s Large Language Model (LLM) using Reinforcement Learning fromHuman Feedback (RLHF) with structured multi-turn (10–13 turn) conversation tasks• Designed and annotated dialogue datasets emphasizing high-quality reasoning, contextretention, and cross-turn coherence• Developed, reviewed, and rated model outputs to align with Penguin ACPS i18n standards andtask-specific objectives• Provided bilingual training and evaluation for both Simplified Chinese and Traditional Chineselocales, ensuring cultural and linguistic accuracy• Collaborated with cross-functional teams to refine instruction-following behavior, error labeling, and hallucination mitigation processes• Conducted performance analysis to improve agent reasoning, tool invocation logic, andmultilingual comprehension consistency• Joined Apple’s safety project to validate AI model with 5 different categories of safety levels

Education

• Shenyang Aerospace University

  Bachelor's degree

• New Jersey Institute of Technology

  Master's degree

Skills

• Angular Js
• Jquery
• Matlab
• Java
• Backbone.js
• Html + Css
• Core Java
• Javascript
• Vhdl
• Linux
• Html/Xml
• Windows
• Eclipse
• Jquery UI
• Html