Meng-Chieh L.-Lecturer & AI Project Coach
Check rate
Experience
Lecturer & AI Project Coach
RookieSavior
- Delivered a 16-hour applied module on AI/LLM applications, bridging theoretical concepts with real-world data science workflows.
- Edited and structured course materials to align theoretical concepts with real-world applications.
- Coached professionals 1:1 on end-to-end AI projects, improving their ability to leverage ML tools to enhance business efficiency.
- Developed structured course materials emphasizing practical, deployable AI/ML solutions.
Data Scientist
Cosnova GmbH
- Led end-to-end development and production deployment of a product name cleaning, translation, and category prediction pipeline using LLMs (LangChain, RAG, ReAct Agents), reducing operational costs by 99% and increasing efficiency 200x.
- Collaborated with stakeholders to perform prompt engineering, translating business requirements into precise, high-impact LLM workflows.
- Developed and productionized trend insight extraction workflows with LLMs, delivering actionable insights to the executive board that influenced product strategy.
- Built a warehouse sample search system based on Pantone color codes, accelerating product sample retrieval and improving operational efficiency.
- Developed an 18-month lead-time sellout forecasting system using an ensemble of XGBoost, CatBoost, and LightGBM, achieving r² ≈ 0.8.
- Partnered with data engineers and DevOps to deploy and monitor ML workflows in Kubernetes using MLflow, ensuring reliable production operations.
Data Scientist
Check24 Fashion
- Led the development and deployment of an English–German user review semantic classification system using a BERT-based model.
- Led the development of an image-based product recommendation system leveraging Mask R-CNN for object detection and feature extraction.
Senior Data Scientist
AGT International (R&D)
- Led the development of emergency vehicle detection with YOLO.
Data Scientist Intern
AGT International (R&D)
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Cosmetics, Information Technology, Education, Fashion, Retail, and Aerospace and Defense.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Business Intelligence, Product Development, Information Technology, Supply Chain Management, and Research and Development.
Skills
- Large Language Models: Langchain, Rag, React Agents, Openai Api (Multimodal, Whisper, Tts, Websearch), Ollama.
- Machine Learning & Forecasting: Xgboost, Lightgbm, Catboost, Pytorch Forecasting (Tft, N-Beats, N-Hits).
- Natural Language Processing: Embedding Models, Bert-Based Models, Semantic Classification, Prompt Engineering.
- Computer Vision: Yolo, Mask R-Cnn, Image-Based Recommendation, Image Captioning.
- Ml Ops & Deployment: Mlflow, Kubernetes, Model Monitoring, Scalable Production Pipelines.
- Data Science Foundation: Pandas, Numpy, Scikit-Learn, Scipy.
Languages
Education
Karlsruhe Institute of Technology
Physics, cum laude · Physics · Karlsruhe, Germany
Iowa State University
Physics, Hons and Dist · Physics · United States · GPA: 3.87
National Taiwan Normal University
Physics · Physics · Taipei, Taiwan, Province of China · Overall/Subject GPA: 3.74/3.96
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Meng-Chieh is based in Frankfurt am Main, Taiwan, Province of China and can operate in on-site, hybrid, and remote work models.
Meng-Chieh speaks the following languages: German (Native), English (Elementary).
Meng-Chieh has at least 9 years of experience. During this time, Meng-Chieh has worked in at least 4 different roles and for 4 different companies. The average length of individual experience is 2 years and 9 months. Note that Meng-Chieh may not have shared all experience and actually has more experience.
Based on recent experience, Meng-Chieh would be well-suited for roles such as: Lecturer & AI Project Coach, Data Scientist, Senior Data Scientist.
Meng-Chieh's most recent position is Lecturer & AI Project Coach at RookieSavior.
In recent years, Meng-Chieh has worked for RookieSavior, Cosnova GmbH, and Check24 Fashion.
Meng-Chieh is most experienced in industries like Cosmetics, Information Technology, and Fashion. Meng-Chieh also has some experience in Retail, Education, and Aerospace and Defense.
Meng-Chieh is most experienced in business areas like Business Intelligence, Product Development, and Information Technology. Meng-Chieh also has some experience in Supply Chain Management and Research and Development.
Meng-Chieh has recently worked in industries like Cosmetics, Fashion, and Retail.
Meng-Chieh has recently worked in business areas like Business Intelligence, Information Technology, and Product Development.
Meng-Chieh holds a Doctorate in Physics from Karlsruhe Institute of Technology, a Master in Physics from Iowa State University and a Bachelor in Physics from National Taiwan Normal University.
The availability of Meng-Chieh needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 16 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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