Software Engineer at China
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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
📦 2.1 MB Used in GitHub's Storage
🏆 1,492 Contributions in the Year 2026
🚫 Not Opted to Hire
📜 271 Public Repositories
🔑 22 Private Repositories
I'm a Night 🦉
🌞 Morning 5956 commits ████░░░░░░░░░░░░░░░░░░░░░ 15.13 %
🌆 Daytime 12814 commits ████████░░░░░░░░░░░░░░░░░ 32.56 %
🌃 Evening 13903 commits █████████░░░░░░░░░░░░░░░░ 35.33 %
🌙 Night 6684 commits ████░░░░░░░░░░░░░░░░░░░░░ 16.98 %
📅 I'm Most Productive on Monday
Monday 6620 commits ████░░░░░░░░░░░░░░░░░░░░░ 16.82 %
Tuesday 6094 commits ████░░░░░░░░░░░░░░░░░░░░░ 15.48 %
Wednesday 6045 commits ████░░░░░░░░░░░░░░░░░░░░░ 15.36 %
Thursday 5532 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.06 %
Friday 5159 commits ███░░░░░░░░░░░░░░░░░░░░░░ 13.11 %
Saturday 4526 commits ███░░░░░░░░░░░░░░░░░░░░░░ 11.50 %
Sunday 5381 commits ███░░░░░░░░░░░░░░░░░░░░░░ 13.67 %
📊 This Week I Spent My Time On
🕑︎ Time Zone: Asia/Shanghai
💬 Programming Languages:
Swift 37 hrs 3 mins ███████████░░░░░░░░░░░░░░ 44.60 %
Markdown 25 hrs 28 mins ████████░░░░░░░░░░░░░░░░░ 30.65 %
Other 5 hrs 25 mins ██░░░░░░░░░░░░░░░░░░░░░░░ 06.54 %
JavaScript 3 hrs 4 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 03.70 %
Bash 3 hrs 3 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 03.68 %
🔥 Editors:
VS Code 77 hrs 15 mins ███████████████████████░░ 92.98 %
Claude Code 2 hrs 35 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 03.12 %
Chrome 1 hr 50 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 02.22 %
ChatGPT 1 hr 7 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.36 %
iTerm2 9 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.19 %
💻 Operating System:
Mac 83 hrs 5 mins █████████████████████████ 100.00 %
I Mostly Code in Java
JavaScript 14 repos ███░░░░░░░░░░░░░░░░░░░░░░ 13.59 %
Go 9 repos ██░░░░░░░░░░░░░░░░░░░░░░░ 08.74 %
TypeScript 8 repos ██░░░░░░░░░░░░░░░░░░░░░░░ 07.77 %
HTML 8 repos ██░░░░░░░░░░░░░░░░░░░░░░░ 07.77 %
Swift 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.97 %
Timeline
Last Updated on 06/07/2026 04:11:55 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