Duo A
Senior Machine Learning Engineer at Amazon | Greater Seattle Area
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Duo A is a highly accomplished Senior Software Development Engineer and Tech Lead at Amazon, bringing over 12 years of extensive experience in developing and optimizing scalable systems that handle vast data volumes. In his current role, he has taken the lead on critical projects focused on inventory optimization across various sales disposition channels, including Markdown, Deals, Coupons, and Amazon Outlet, specifically for Retail, FBA, and Grocery businesses. His expertise in architecting large distributed systems allows him to effectively leverage advanced machine learning techniques to drive initiatives that maximize the long-term value of inventory across Amazon's 21 global marketplaces.
Duo's proficiency in Python programming and machine learning frameworks, such as Scikit-Learn, empowers him to implement sophisticated algorithms that enhance operational efficiency. He is particularly skilled in applying optimization techniques, including gradient descent and overfitting prevention strategies, to ensure the robustness of predictive models. His commitment to operational excellence is evident in his meticulous approach to risk management and stakeholder engagement, where he excels in business writing and project planning to align technical deliverables with strategic business objectives.
As a Tech Lead, Duo not only drives end-to-end project deliverables but also fosters a collaborative environment that encourages innovation and knowledge sharing among team members. His ability to estimate tasks accurately and plan projects effectively has been instrumental in delivering high-impact solutions that contribute to Amazon's competitive edge in the marketplace. Through his leadership and technical acumen, Duo A continues to shape the future of inventory management at Amazon, ensuring that the company remains at the forefront of retail technology.
Senior Machine Learning Engineer at Amazon in April 2025 to Present
Senior Software Development Engineer at Amazon in February 2019 to April 2025
Software Development Engineer at Amazon in April 2017 to February 2019
Software Engineering Manager at 58.com in July 2016 to March 2017
Senior Machine Learning Engineer at Meituan-Dianping in December 2014 to June 2016
Founding CTO at Nanjing TuoDu.net in July 2012 to November 2014
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University of International Business and Economics, Master, August 2026
Jilin Agricultural University, Bachelor, August 2026
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Data Science
Python Programming
Risk Management
Quality Management
Project Execution
Business Writing
Stakeholder Management
Project Charter
Procurement
Task Estimation
Project Planning
Effective Communication
Model performance metrics
Perceptron
Neural Networks
PyTorch
Gradient descent
Overfitting prevention
Scikit-Learn
Advanced probability
Training neural network
Deep learning tools
Image pre-processing
Image Segmentation
Neural network initialization
Bounding boxes
Semantic image segmentation
Convolutional kernels
Training neural networks
U-net
Convolutional Neural Networks (CNN)
Autoencoders
Image classification
Transfer Learning
Model Training
Object Detection
Backpropagation
NLP transformers
Hyperparameter Tuning
Gpt3
Recurrent Neural Networks (RNN)
BERT (Language Model)
Long Short-term Memory (LSTM)
Word2vec
Generative Adversarial Networks (GANs)
Model evaluation
Hyperparameter Optimization
Cyclegan
Image Generation
Presentation
Data Aggregation
Data Calculations
Data Collection
Metadata
Data Ethics
R Markdown
R Programming
RStudio
Data Visualization
Decision-Making
Questioning
Spreadsheet
Data Integrity
Sample Size Determination
Data Cleansing
Problem Solving
Coaching
Scrum
Influencing
Change Management
Strategic Thinking
Career Development
Organizational Culture
Agile Project Management
Tableau
Data Analysis
Amazon Web Services (AWS)
People Management
Software Development
Project Management
Recommender Systems
Big data architect
Software Architecture
Deep Learning
Machine Learning
Java
Scala
Python
SQL
Docker
keras
Bash
MySQL
HBase
oracle
JavaScript
HTML
Linux
Spark
Redis
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Discover more about AmazonWhat is Duo A email address?
Email Duo A at [email protected]. This email is the most updated Duo A's email found in 2026.
How to contact Duo A?
To contact Duo A send an email to [email protected]. (updated on September 03, 2024)
What company does Duo A work for?
Duo A works for Amazon
What is Duo A's role at Amazon?
Duo A is Senior Machine Learning Engineer
What is Duo A's Phone Number?
Duo A's phone (**) *** *** 325
What industry does Duo A work in?
Duo A works in the Computer Software industry.
Duo A Email Addresses
Duo A Phone Numbers
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