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!"
};
- 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
- 打造 Skill Inspector：一款 AI Agent Skill 的 IDE Linter 插件
- 我是怎么做简历助手的：一个关于「AI 工作流」的思考
- 让 Spring Boot Starter 天然支持 AI：Zeka Stack 接入 SkillsJars 的一次探索
⏳ WakaTime Stats
🐱 My GitHub Data
📦 2.0 MB Used in GitHub's Storage
🏆 4,620 Contributions in the Year 2026
🚫 Not Opted to Hire
📜 263 Public Repositories
🔑 21 Private Repositories
I'm a Night 🦉
🌞 Morning 5577 commits ████░░░░░░░░░░░░░░░░░░░░░ 15.02 %
🌆 Daytime 12388 commits ████████░░░░░░░░░░░░░░░░░ 33.36 %
🌃 Evening 12568 commits ████████░░░░░░░░░░░░░░░░░ 33.85 %
🌙 Night 6600 commits ████░░░░░░░░░░░░░░░░░░░░░ 17.77 %
📅 I'm Most Productive on Monday
Monday 6603 commits ████░░░░░░░░░░░░░░░░░░░░░ 17.78 %
Tuesday 6039 commits ████░░░░░░░░░░░░░░░░░░░░░ 16.26 %
Wednesday 6051 commits ████░░░░░░░░░░░░░░░░░░░░░ 16.30 %
Thursday 5421 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.60 %
Friday 4692 commits ███░░░░░░░░░░░░░░░░░░░░░░ 12.64 %
Saturday 3726 commits ███░░░░░░░░░░░░░░░░░░░░░░ 10.03 %
Sunday 4601 commits ███░░░░░░░░░░░░░░░░░░░░░░ 12.39 %
📊 This Week I Spent My Time On
🕑︎ Time Zone: Asia/Shanghai
💬 Programming Languages:
Swift 31 hrs 47 mins ███████████░░░░░░░░░░░░░░ 42.60 %
Markdown 18 hrs 38 mins ██████░░░░░░░░░░░░░░░░░░░ 24.98 %
Other 5 hrs 27 mins ██░░░░░░░░░░░░░░░░░░░░░░░ 07.30 %
HTML 3 hrs 18 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 04.42 %
TypeScript 3 hrs 2 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 04.07 %
🔥 Editors:
VS Code 73 hrs 55 mins █████████████████████████ 99.07 %
Chrome 25 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.58 %
Claude Code 9 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.22 %
iTerm2 5 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.13 %
Xcode 0 secs ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.00 %
💻 Operating System:
Mac 74 hrs 37 mins █████████████████████████ 100.00 %
🤖 AI Coding This Week
⏱ AI Coding Time: 73 hrs 30 mins (98.5%)
✍️ 128,770 lines written by AI, 127 lines written by hand (99.9% AI-written)
🔤 1,676,942,149 Input Tokens, 5,350,400 Output Tokens
💵 $7897.47 Estimated AI Cost This Week
🧠 69 AI Sessions, 760 AI Prompts
GPT 91,835 lines █████████████████░░░░░░░░ 68.13 %
Cursor 41,911 lines ████████░░░░░░░░░░░░░░░░░ 31.09 %
Deepseek 1,057 lines ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.78 %
Claude-Code 0 lines ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.00 %
🔎 AI Coding Insights:
🤖 AI-Driven — 99.9% of written lines came from AI
📄 Detailed Prompter — average 879 characters per prompt
🔁 Iterative Prompter — average 11 prompts per session
🚀 High AI Trust — 0.14% of changed lines were hand-edited
I Mostly Code in Java
JavaScript 15 repos ███░░░░░░░░░░░░░░░░░░░░░░ 13.16 %
Go 13 repos ███░░░░░░░░░░░░░░░░░░░░░░ 11.40 %
Python 6 repos █░░░░░░░░░░░░░░░░░░░░░░░░ 05.26 %
Swift 3 repos █░░░░░░░░░░░░░░░░░░░░░░░░ 02.63 %
Ruby 2 repos ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.75 %
Timeline
Last Updated on 01/08/2026 02:58:35 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