Zhenwei Hu Email & Phone Number

San Francisco, California, United States

• Developed a Scratchpad for the new Grammarly android app using Kotlin flows, Jetpack compose and Room database.
• Used Gnar events and SQL queries to monitor and analyze user engagement with the Scratchpad, tracking daily usage by 200+ users.

• Conducted experiments on HINCare, a Heterogeneous Information Network (HIN)-based recommendation systems for elderly care, to explore the accuracy and performance of recommendation models, such as TransE, TransH and.
• Adapted Reinforcement learning-based Meta-path Selection (RMS) algorithm to investigate performance of meta-path-based algorithms.
• Performed massive statistical analysis on Hong Kong Sheng Kung Hui Tseung Kwan O Aged Care Complex (SKH) and Christian Family Service Center (CFSC) elderly dataset with 1500+ users and 25000+ relations.
• Presented research results to Hong Kong Innovation and Technology Commission officials with technical reports.
• Supervised by Prof. Reynold C.K. Cheng

Beijing, China

• Built a program performance monitoring system and visualization dashboard using Python Dash with Plotly.
• Contributed pull requests to an internal monitoring system on the company Gitlab by optimizing program runtime.

Shenzhen, Guangdong, China

• Reconstructed a Python backend song recommendation system, reducing deployment time from 2 hours to 5 min.
• Maintained the reconstructed system by adding new features such as generating system reports, recording failure reports in MySQL databases and automating data processing using Crontab jobs.
• Resolved memory issues of a Python song recommendation program, reducing memory usage from 20GB to less than 2GB.

Shenzhen, Guangdong, China

• Implemented a real-time multi-threaded market data receiving and forwarding system using C++ TCP and UDP socket with multi-threaded safe queue, heartbeat and reconnect mechanism.
• Broadcasted real-time market data to internal hosts using ZMQ Publish-Subscribe pattern and EPGM protocol, achieving broadcast bandwidth >35MB/s.
• Compressed market data using C++ ZSTD library and reduced broadcast bandwidth requirements by 60%.
• Packed the data forwarding system written in C++ in a Python API with Pybind11 for other teams’ use.

Serve as a TA of ENGG1330 (Computer Programming I).

Master Of Science - Ms, Computer Science, 3.95

Activities and Societies: The 2022-2023 ICPC USA Mid-central Regional Contest Champion The 2023-2024 ICPC USA Mid-central Regional Contest.

Bachelor Of Engineering - Be, Computer Science, 3.84

Activities and Societies: HKU Competitive Programming TeamFirst Class Honor Dean's Honors List (2019, 2021) Minor in Mathematics

Summer School, Computer Science, 4.0

Course taken: CS61B Algorithms & Data Structures: A+ MATH55 Discrete Mathematics: A+