Matthew Liu Email & Phone Number

United States

Menlo Park, California, US

Seattle, WA, US

• Collaborated with the IoT Device Defender team to streamline the existing architecture and workflow, resulting in faster customer API calls and increased service robustness
• Oversaw the process of migrating security violation data from Postgres to DynamoDB without any customer or service downtime
• Designed and implemented a complex DynamoDB schema with write sharding, using AWS Config to store the number of partition suffixes dynamically

Seattle, WA, US

• Developed an internal tool for the AWS Fraud Response team for visualizing customer data
• Technologies used: Ruby on Rails, Haml, CSS, Javascript, Java, Spring

• Designed and created a chatbot that improved users’ English-language skills using Python
• Implemented comprehensive voice commands and user-optimized practice exercises
• Tested product extensively on a RPi3, and filmed a promotional video that was shown to investors

Berkeley, CA, US

• Assisted students in office hours and lab, 3 hours/week
• Clarified key concepts to students, and assisted with debugging homework and project code

• Conducted research on the cathode of the lithium-sulfur battery with a team of graduate students and professors
• Publication: Three-dimensional graphene framework with ultra-high sulfur content for a robust lithium-sulfur battery, Nano Research