Welcome to my profile. I'm Chenhao Guo, a Computer Systems major at Carnegie Mellon University. My academic focus and interests lie in the areas of distributed systems, database systems, and cloud computing. I'm passionate about developing scalable and efficient computing solutions that push the boundaries of these fields. Feel free to explore my repositories and reach out to me.
Software Engineer Intern | Apr 2024 – Aug 2024
Contributed to Alibaba Container Registry development:
- Engineered image log download feature: • Improved issue identification efficiency by 25% • Reduced log storage costs by 70%
- Implemented AI-powered diagnostic system: • Created knowledge base for automated error analysis • Improved diagnostic speed and accuracy by 48%
- Architected hybrid distributed tracing solution: • Reduced implementation time by 40% • Improved cross-service debugging efficiency by 35%
Computer Vision Research Assistant | Sep 2022 – May 2023
Innovated Double U-Net structure for image fusion:
- Designed novel Spatial-Spectral Block (S2Block)
- Conducted experiments on 10,000+ satellite image samples
- Achieved 15% overall improvement over benchmarks
- Publication: Accepted by ACM Multimedia 2023 (CCF-A)
Java, LRU, gRPC, Andrew File System
Designed and implemented a scalable Distributed File System:
- Achieved 65% faster file transfers and 40% lower latency under high concurrency
- Optimized read/write operations: • Handled 10,000+ concurrent file operations • Reduced conflict rates by 40%
- Engineered high-performance file-caching proxy server
- Introduced versioning mechanism: • Reduced read/write conflicts by 30%
C++, SQL, B+ Tree
Implemented Buffer Pool Manager and advanced features:
- Employed LRU-K replacement for optimization
- Architected concurrent B+ Tree Index: • Enabled high-throughput operations • Implemented fine-grained latching
- Designed SQL query execution and optimization modules: • Boosted query handling to 75K+ queries per second • Implemented effective concurrency control
- Carnegie Mellon University - M.S. in Computer Systems, 08/2023 - 12/2024
- University of Electronic Science and Technology of China - B.E. in Computer Engineering, 09/2019 - 07/2023