San Cao
Software Engineer at Zalo
Ho Chi Minh City, Vietnam
Summary
👤
Senior🎓
Top SchoolSan Cao is a software engineer with 10 years of experience building high-throughput, production-grade systems, currently focused on database and observability infrastructure at Zalo in Ho Chi Minh City. He designed a metrics ingestion pipeline handling 500k samples/sec with 10s latency and architected terabyte-scale historical storage using Thanos, cutting query latency and storage costs by 3.5x. His background spans backend services for online games and data-analysis tooling at VNG, with practical experience in C++, Java, Python, Prometheus/Grafana, Hadoop and Spark. Comfortable with low-level system design and large-scale data pipelines, he also built automated replication tools for seamless data center migrations and disaster recovery. Collected academic grounding in computer science from VNUHCM underpins a pragmatic approach to performance-sensitive engineering and operational reliability.
10 years of coding experience
1 year of employment as a software developer
Bao Loc High School for the GiftedBachelor's degree, Computer Science, Bachelor's degree, Computer Science at VNUHCM - University of Science
English
Github Skills (61)
todoist10
monitoring10
visualization10
dashboard10
mysql10
grafana10
visualize10
analytics10
prometheus10
coc-nvim10
elasticsearch10
data-visualization10
translation9
observability9
language-server-protocol9
Programming languages (7)
Github contributions (5)
houtaru/dotfiles
Oct 2019 - Mar 2025
My configuration files
Contributions:2 PRs, 31 pushes, 3 branches in 5 years 6 months
dotfilesconfiguration-filesvimzsh
khoa3101/CS162
Feb 2019 - Apr 2019
Contributions:1 PR, 59 pushes, 5 branches in 1 month
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