Joshua Yuen is a full-stack software engineer with 12 years of experience building scalable, production-grade systems across startups and large tech companies, currently at Sequoia Capital in the San Francisco Bay Area. His background includes backend distributed systems and big-data platforms (Cassandra, Hadoop, Hive), native Android app architecture and maintenance at Polyvore, and real-time trading systems in C++ at OANDA. He bridges product and engineering, having shipped consumer-facing mobile experiences with 500k+ downloads and instrumented analytics to drive marketing and business decisions. Comfortable across languages and stacks, he pairs systems-level rigor with pragmatic delivery—often tackling both low-level protocol work and user-facing features. A Waterloo CS graduate, he brings a mix of financial systems discipline and consumer product sensibility that helps translate complex requirements into reliable software.
12 years of coding experience
12 years of employment as a software developer
BMath, Computer Science, BMath, Computer Science at University of Waterloo
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Joshua Yuen - Software Engineer at Sequoia Capital