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TheRealMilesLee/README.md

πŸ‘¨β€πŸ’» Hengyi Li | DevOps Engineer & Full-stack Developer

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🧠 Summary

DevOps engineer and systems developer passionate about building high-availability CI/CD infrastructure, automating systems at scale, and delivering reliable backend software. Proven ability to optimize build pipelines, containerize complex legacy systems, and deliver business continuity under failure scenarios.

πŸ“ MS in Computer Science @ UC Davis 🎯 Focus: Infrastructure Automation Β· Distributed Systems Β· Applied Security


πŸ’Ό Professional Experience

πŸ› οΈ DevOps Engineering Intern | Antiy Lab

Jun 2024 – Aug 2024

  • Migrated unstable Jenkins monolith into Docker-based micro CI/CD architecture, eliminating proxy failures and dependency hell (6 conflicting Python versions)
  • Reduced pipeline build time by 35% with containerized agents and intelligent load balancing
  • Enabled disaster recovery in 24h after full RAID controller failureβ€”previous estimate: 2 weeks
  • Parallelized legacy automation scripts using ThreadPoolExecutor and Bash concurrency, cutting runtime by 83%
  • Authored end-to-end infrastructure docs, cutting DevOps onboarding time by 60%

🧩 Systems Architecture Intern | Chengdu Xianglin Electromechanical

Jun 2023 – Aug 2023

  • Deployed Proxmox VE cluster on reused hardware, saving Β₯50,000+ in CAPEX
  • Designed Docker Compose environments with GitLab, Ollama AI, Nginx, and secure firewalls
  • Built bidirectional GitHub-GitLab sync via CI pipelines, reducing merge delay by 75%
  • Hardened internal network, enabling successful ISO 27001 audit

πŸ–₯️ Systems Administrator Intern | University of North America

Jun 2022 – Aug 2022

  • Automated VM provisioning with Ansible, slashing deployment time by 94%
  • Deployed Splunk with custom dashboards, cutting MTTR by 40%
  • Developed standardized VM templates, reducing support tickets by 65%

πŸš€ Featured Projects

πŸ”¬ GFW Censorship Research Β· Master's Thesis

  • Analyzed DNS filtering patterns across 10k+ domains using custom distributed probing infrastructure
  • Captured 500GB+ traffic via Docker-deployed sensors across regions, preserving integrity under detection
  • Mapped critical censorship nodes and explored sociopolitical implications of filtering
  • Full-stack platform to visualize and filter 5k+ vehicle records using Node.js + MongoDB + D3.js
  • Reduced query latency by 90% with MongoDB optimization + Redis caching
  • Native SwiftUI app with CoreML-powered playlist recommendations (85% relevance)
  • CI/CD via GitHub Actions with 90%+ unit test coverage
  • Chrome extension using Python + scikit-learn backend; 92% detection accuracy on test corpus
  • 5x faster inference pipeline with secure, real-time backend communication
  • Delivered admissions info to 1,000+ daily active users
  • Tracked analytics and engagement, increasing international applications by 24%

🧰 Tech Stack

πŸš€ Programming

πŸ–§ Infrastructure & DevOps

πŸ’» Web & Application

πŸ” Security


πŸ“Š GitHub Insights


πŸŽ“ Education

University of California, Davis MS in Computer Science Β· GPA: 3.6 Β· Sep 2023 – Jun 2025 Key Areas: Machine Learning Β· Operating Systems Β· Network Architecture

Truman State University BS in Computer Science Β· GPA: 3.64 Β· Aug 2020 – May 2023 Full Presidential Honorary Scholar Β· Dean’s List every semester


🌐 Contact


Last updated: May 2025

Pinned Loading

  1. The-Wallpaper-Collection The-Wallpaper-Collection Public

    Best of the Wallpaper Collection

    13 2

  2. MusicPlayer-macOS MusicPlayer-macOS Public

    This is a music player application that running on macOS

    Swift 4 1

  3. ContainerizedEnvironment ContainerizedEnvironment Public

    Create Container for my coding env

    2 1

  4. ShellProfile ShellProfile Public

    A shell config file for my MacBook Pro

    Shell 2 1