Hi, I'm Sanfo.

I'm an undergraduate at the National University of Singapore, with a double major in Computer Science and Mathematics.

Experiences

Full-stack Developer Intern at Clickr Media (Spring 2026)

  • Maintained full-stack infrastructure for DBS Group’s corporate platform using Svelte, Node.js, and PHP, with AWS-managed deployment and production rollouts.
  • Engineered high-performance backend services for high-traffic eCommerce sites, optimizing state management and API throughput in AWS microservices architecture.

Software Developer at TECH N TILE (Summer 2024)

  • Designed the startup’s core web platform from the ground up, establishing the foundational architecture
  • Engineered hardware-software integration pipelines utilizing Python and Ruby, writing robust scripts to automate the provisioning, testing, and configuration of specialized hardware systems embedded within tiles.

Projects

Mini-Kafka (Distributed Message Queue)

  • Developed a multi-threaded publish-subscribe message broker in Go with lock-free concurrent reads.
  • Implemented thread-safe concurrency primitives, validated through 50-goroutine stress tests with 5,000+ concurrent messages in 28.39s and zero data races.

Limit Order Book Matching Engine

  • Architected a high-performance C++ limit order book matching engine, engineering a custom price-level data structure to achieve 96.62 ns/order average latency, 10.35M ops/sec throughput for order cancellations and lookups.
  • Implemented strict CI/CD pipelines and Docker containerization to enforce memory safety and reproducible deployments, automating latency benchmarks, Google Test suites, and Valgrind checks.

OWENUS

  • Architected a real-time social lending platform in TypeScript and React Native, integrating WalletConnect for secure, decentralized cryptocurrency settlements and on-chain transaction verification.
  • Engineered a TensorFlow credit-scoring engine to dynamically assess counterparty risk, supported by fault-tolerant data pipelines that achieved the highest technical evaluation tier (Artemis Level).