Zack Du

Zack Du Email and Phone Number

LLM,Chatbot, NLP Algorithm, LLM, Search Engineer, Recommended System @ Wiseway AI
Zack Du's Location
Melbourne, Victoria, Australia, Australia
About Zack Du

As a Computing and Artificial Intelligence graduate with 7 years of experience in software engineering and algorithms, I possess extensive leadership skills and a strong engineering and algorithms background. I have successfully led teams of 10-15 individuals in various areas, including implementing Chatbot systems, E-commerce Search Engines (serving billions of users), Recommended Systems, Social-Media Search Engines (with 130 million users), and AI Agent-Music-RAG (with 180 million users). With my adeptness in team leadership, robust engineering architecture building, and innovative algorithm development, I am confident in my ability to make valuable contributions to future projects.Technical Skills:- Programming Languages: Python, Java, C++, JavaScript, HTML5, SQL- Frameworks and Libraries: SpringCloud, Dubbo, Django, Flask, Protobuf, PyTorch, TensorFlow, Vue.js- AI and Machine Learning: Langchain, AI, LLM (Language Model), AIGC (Artificial Intelligence and General Computing), NLP (Natural Language Processing), Quant - Algorithm Development: Segmentor, NER (Bert-CRF), Multimodal-DSSM (Deep Semantic Similarity Model), Ranking models (ESMM - Entire Space Multi-Task Model) - Multimodal Learning: Leveraging multiple modalities for enhanced search relevance- Engineering: ES (Elasticsearch) distributed cluster, HBase, Codis cluster, Other advanced technologies- NLP (Natural Language Processing): Segmentor, NER (Named Entity Recognition), OOV (Out-of-Vocabulary) handling, SA (Sentiment Analysis), Auto-summary generation, Term-weight computation, Query corrector- Technologies: CRF (Conditional Random Fields), BiLstm-Crf (Bidirectional LSTM-CRF), Bert-Crf (BERT-CRF), Mixed-Cate-Model, CNN-FastText Model, Bert-Rnn (BERT-Recurrent Neural Network)Search Pipeline:Integration of NLP modules, recall modules, and ranking modules- Optimization: Algorithmic feature systems, Response time improvement, Efficiency enhancement- Ranking Models: 2-Tower rough sorting model, ESMM (Entire Space Multi-Task Model), PLE Models (Pairwise Learning to Rank with Multiple Pairwise Losses)- Recall Techniques: Vector Recall (utilizing Milvus), u2i (user-to-item), i2i (item-to-item), Q2t (query-to-tag), g2t (goods-to-tag)

Zack Du's Current Company Details
Wiseway AI

Wiseway Ai

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LLM,Chatbot, NLP Algorithm, LLM, Search Engineer, Recommended System
Zack Du Work Experience Details
  • Wiseway Ai
    Principal Ai
    Wiseway Ai Feb 2024 - Present
    Melbourne, Victoria, Australia
    In charge of AI Techs including: LLM models, SFT, Quantization, RAG-TOT, Chatbot, and SearchEngine
  • Tencent Music Entertainment Group
    Technical Consultant Of The Ceo
    Tencent Music Entertainment Group Sep 2023 - Nov 2023
    Guangdong, China
    Advising the CEO in managing the search, recommendation, and advertising departments, and implementing the Music-RAG System with langchain for all music and video transactions.
  • Soul App
    Data Scientist And Director Of Nlp Search Team
    Soul App Feb 2021 - Jul 2023
    Shanghai, China
    Search Department: Successfully led the search team in developing and optimizing the search infrastructure, achieving impressive metrics and improving penetration rates and click-through rates. Buzz-Chatbot Project: Developed and implemented an advanced chatbot system with high response rates and a large user base.Public Opinion System Project: Developed a distributed spider system and data analysis system for automatic crawling and analysis of relevant websites.
  • Temu
    Nlp Algorithm Engineer
    Temu Jun 2017 - Feb 2021
    Shanghai, China
    With a comprehensive understanding of the entire NLP pipeline and advanced techniques such as CRF, BiLstm-Crf, and Bert-Crf, I consistently achieve exceptional outcomes. My proficient technical skills, coupled with my capability to integrate algorithmic feature systems and optimize search platforms, lead to enhanced response times, heightened efficiency, and substantial cost reductions. I am highly motivated, meticulous, and adept at propelling business expansion through the implementation of pioneering NLP solutions.
  • Shurui Tech
    Developer
    Shurui Tech Jun 2016 - Jun 2017
    Hangzhou, Zhejiang, China
    • Developing: Developing of Medical NER, Segmentor, OOV, DEID and also Our Medical Knowledge Graph.• Medical Assetion System: Developing of Medical Assetion System, Served in 5 Hospitals. (LSTM)

Zack Du Education Details

Frequently Asked Questions about Zack Du

What company does Zack Du work for?

Zack Du works for Wiseway Ai

What is Zack Du's role at the current company?

Zack Du's current role is LLM,Chatbot, NLP Algorithm, LLM, Search Engineer, Recommended System.

What schools did Zack Du attend?

Zack Du attended The Australian National University, Shanghai Ocean University.

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