Software Engineer at China
👇 Hit in your console or terminal to connect with me.
npx dong4j --no👆 This command line tool can be found at npx-card
Hi, I'm dong4j, a Full Stack Developer 🚀 from China. Currently becoming an independent developer. Beside's programming, I also like motorcycles, traveling, and cats.
- 🧐 Interested in everything Cloud Native and AI
- 🌱 Currently learning Golang and Python
- 📚 Reading about Cloud Native, Kubernetes, and DevOps
- ❤️ Open Source Software
- 🐧 Linux ... it does infinite loops in 5 seconds..
const dong4j = {
pronouns: "He" | "Him",
code: ["Java", "Python", "Javascript"],
askMeAbout: ["web dev",, "cloud computing",, "tech trends"],
technologies: {
frontEnd: {
js: ["React", "Vue.js"],
css: ["Sass", "Tailwind CSS"],
uiLibraries: ["Material UI", "Ant Design", "Element UI"],
},
backEnd: {
java: ["Spring Boot", "Spring Cloud", "Vert.X"],
js: ["NodeJS"],
python: ["Flask"],
go: ["Gin"]
},
mobileApp: {
crossPlatform: ["Flutter", "uni-app"],
},
devOps: ["Docker🐳", "CI/CD", "Nginx", "GitHub Actions"],
cloudServices: {
aws: ["Alibaba Cloud", "AWS Fargate", "EC2", "S3", "Lambda", "CloudWatch", "RDS"],
},
databases: ["MySQL", "MongoDB", "SQLite", "PostgreSQL", "Redis"],
misc: ["REST APIs", "WebSockets", "Cloud Functions"],
generativeAI: ["GPTs", "Ollama" , "ComfyUI"],
},
architecture: {
frontEnd: ["SPA", "SSR"],
backEnd: ["microservices", "monolithic", "serverless"],
devOps: ["CloudFormation", "Serverless Framework"],
databases: ["Relational", "NoSQL", "In-memory"],
},
currentFocus: "Leading a way in generative AI innovation",
funFact: "I can debug faster with a tea in hand!"
};
- Starcat for GitHub：把 Star 过的项目变成可用的知识库
- 我的升降桌改造：破解原厂面板，接入多种控制方式
- 我为 GitHub 重度使用者做了一款 macOS 原生应用
- Hammerspoon 里用 WiFi SSID 做判断的折腾记录
- 打造 SkillsJars Helper：让 AI Agent Skill 在 IDE 中可视化分发与管理的 IDEA 插件
- 如何让 Gemini CLI 实现多账号无感切换
⏳ WakaTime Stats
🐱 My GitHub Data
📦 2.0 MB Used in GitHub's Storage
🏆 8,352 Contributions in the Year 2026
🚫 Not Opted to Hire
📜 270 Public Repositories
🔑 22 Private Repositories
I'm a Night 🦉
🌞 Morning 5643 commits ███░░░░░░░░░░░░░░░░░░░░░░ 13.54 %
🌆 Daytime 13550 commits ████████░░░░░░░░░░░░░░░░░ 32.50 %
🌃 Evening 14432 commits █████████░░░░░░░░░░░░░░░░ 34.62 %
🌙 Night 8066 commits █████░░░░░░░░░░░░░░░░░░░░ 19.35 %
📅 I'm Most Productive on Monday
Monday 7423 commits ████░░░░░░░░░░░░░░░░░░░░░ 17.80 %
Tuesday 6539 commits ████░░░░░░░░░░░░░░░░░░░░░ 15.68 %
Wednesday 6814 commits ████░░░░░░░░░░░░░░░░░░░░░ 16.34 %
Thursday 6019 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.44 %
Friday 5258 commits ███░░░░░░░░░░░░░░░░░░░░░░ 12.61 %
Saturday 4548 commits ███░░░░░░░░░░░░░░░░░░░░░░ 10.91 %
Sunday 5090 commits ███░░░░░░░░░░░░░░░░░░░░░░ 12.21 %
📊 This Week I Spent My Time On
🕑︎ Time Zone: Asia/Shanghai
💬 Programming Languages:
Other 8 hrs 44 mins ████████████░░░░░░░░░░░░░ 48.67 %
Swift 4 hrs 4 mins ██████░░░░░░░░░░░░░░░░░░░ 22.68 %
Markdown 1 hr 53 mins ███░░░░░░░░░░░░░░░░░░░░░░ 10.52 %
Go 1 hr 47 mins ███░░░░░░░░░░░░░░░░░░░░░░ 10.01 %
Bash 43 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 04.04 %
🔥 Editors:
VS Code 9 hrs 25 mins █████████████░░░░░░░░░░░░ 52.56 %
Codex Vscode 7 hrs 30 mins ██████████░░░░░░░░░░░░░░░ 41.81 %
Claude Code 54 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 05.05 %
Cursor 4 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.46 %
Agent 1 min ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.12 %
💻 Operating System:
Mac 17 hrs 56 mins █████████████████████████ 100.00 %
🤖 AI Coding This Week
⏱ AI Coding Time: 15 hrs 55 mins (88.77%)
✍️ 3,483 lines written by AI, 108 lines written by hand (96.99% AI-written)
🔤 51,804,733 Input Tokens, 1,266,350 Output Tokens
💵 $389.01 Estimated AI Cost This Week
🧠 50 AI Sessions, 102 AI Prompts
GPT 3,182 lines █████████████████████░░░░ 84.79 %
Grok 376 lines ███░░░░░░░░░░░░░░░░░░░░░░ 10.02 %
Cursor 102 lines █░░░░░░░░░░░░░░░░░░░░░░░░ 02.72 %
Deepseek 93 lines █░░░░░░░░░░░░░░░░░░░░░░░░ 02.48 %
GLM 0 lines ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.00 %
🔎 AI Coding Insights:
🤖 AI-Driven — 96.99% of written lines came from AI
📚 Verbose Prompter — average 23,535 characters per prompt
🔁 Iterative Prompter — average 2 prompts per session
🚀 High AI Trust — 3.7% of changed lines were hand-edited
I Mostly Code in Java
Go 17 repos ███░░░░░░░░░░░░░░░░░░░░░░ 13.82 %
JavaScript 15 repos ███░░░░░░░░░░░░░░░░░░░░░░ 12.20 %
Python 8 repos ██░░░░░░░░░░░░░░░░░░░░░░░ 06.50 %
Swift 5 repos █░░░░░░░░░░░░░░░░░░░░░░░░ 04.07 %
C 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.81 %
Timeline
Last Updated on 26/09/2026 03:40:09 UTC
These Readme stats are generated using Github Action awesome-readme-stats
NOTE: Top languages does not indicate my skill level or anything like that. It is just a metric of which languages have been hosted by me on GitHub based on the usage across repositories. There are others which I haven't put up on GitHub.
〽️ GitHub Stats
🛠️ Languages and Tools
Visitor count
🌱 Learning all about Open Source
⭐️ From dong4j