About Me

Senior backend engineer with 6+ years building high-scale distributed systems, IoT platforms, and security infrastructure. Experience spanning AI/ML data pipelines at ByteDance, company-wide authentication and networking infrastructure at Yahoo, and full-stack product development. Strong foundation in Go, distributed data systems (Kafka, ClickHouse, Elasticsearch), and cloud platforms (AWS, GCP).

Education

University of California Berkeley

Major: Electrical Engineering & Computer Science Class of 2019

Courses: Data Structures and Algorithms, The Structure and Interpretation of Computer Programming, Discrete Mathematics and Probability Theory, Linear Algebra and Differential Equations, Multivariable Calculus, Three Dimensional Modeling

Work

ByteDance TikTok

Software Engineer (Research & Development) — AI Operations (Meeting Room Intelligence) May 2024 – Present

● Led architecture and delivery of AI-driven Meeting Room Intelligence, automating room utilization and orchestrating large-scale IoT device management across 15,000+ rooms worldwide.
● Architected a multi-tenant, event-driven data platform with high-performance APIs and streaming pipelines across MySQL, ClickHouse, Apache Kafka, and Elasticsearch to support AI/ML workloads at scale.
● Built and owned a global firmware and application management system for 100,000+ devices, automating upgrades and saving ~5,000 engineering hours per month.
● Established observability and data integrity standards, processing ~5M records daily via automated synchronization pipelines across global meeting room infrastructure.

Yahoo!

Software Development Engineer Aug 2019 – Apr 2024

● Engineered and maintained Athenz (athenz.io), Yahoo's company-wide x.509 certificate-based authentication platform used by every engineering team across Yahoo's entire product surface.
● Built and owned features for PES, Yahoo's internal IPv4 policy networking service governing intra-cloud service-to-service access across all cloud infrastructure.
● Automated certificate lifecycle management, eliminating manual certificate refresh across all services and reducing operational toil for platform teams org-wide.
● Redesigned CI/CD pipelines, cutting deployment time by 50% across multiple production services and enabling faster release cycles.
● Led migration of on-prem applications to AWS and GCP, reducing infrastructure costs by 30%.
● Integrated WebDriver.io functional test framework across multiple UI applications, standardizing end-to-end testing practices across the organization.

Tesla

Software Engineering Intern — Energy Software Team Jan 2018 – Aug 2018

● Built full-stack features for the Tesla Powerwall Configuration App using React, Redux, and Go; owned an entire configuration page end-to-end, saving 100+ hours of field service time.
● Developed mobile features for the Tesla Energy app using React Native across Android and iOS; performed data analysis on MySQL datasets using Tableau to identify flaw patterns in automated manufacturing.

Projects

Spiral Notion

Built and hosted a full production website for an interactive digital marketing agency (spiralnotion.com).

BearMaps

Applied A* graph traversal search to build a navigation program similar to Google Maps.

DiversaTech

Led a team of Berkeley engineers to build a web app enabling offline Wikipedia article downloads.

Skills

Languages: Go, TypeScript, JavaScript, Python, Java, SQL

Backend & Data: Apache Kafka, ClickHouse, Elasticsearch, MySQL, Redis, REST APIs, Thrift, gRPC

Cloud & Infra: AWS, GCP, Docker, Kubernetes (EKS), Chef, CI/CD

Frontend: React, Redux, React Native, Node.js, Express

Spoken: English (native), Mandarin (fluent)

Certifications

AWS Fundamentals  •  Google Cloud Fundamentals: Core Infrastructure  •  Google Kubernetes Engine  •  Security in Google Cloud  •  Flexible EKS Management (FLEKS)  •  Scaled Agile Framework (SAFe)  •  Generative AI for Business Users