PYTHON · BACKEND · AI

Mao Chenhuan

Python Architecture Expert & Full-Stack Developer

Building the future with code and driving innovation with data.

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//01 · about

About

Hello, I am Mao Chenhuan. As an experienced Python expert, I love building efficient and scalable backend systems while exploring cutting-edge AI applications.

My engineering philosophy is simplicity first. From system architecture to user experience, I focus on turning complex requirements into elegant technical solutions.

12+ Live Projects
547+ Site Uptime Days
Since 2022 Active Development
~/now.mdlive

Now

  • →Learning 3D modeling
  • →Researching drones
  • →Learning flight control systems

Last updated · Sep 2026

//02 · stack

Tech Stack

Core Languages

Python Python
JavaScript JavaScript
TypeScript TypeScript
SQL SQL
HTML HTML
CSS CSS
Backend AI Web Networking Infrastructure

Frameworks & Tools

Django Django
FastAPI FastAPI
Flask Flask
Pandas Pandas
PyTorch PyTorch
Docker Docker
Kubernetes Kubernetes
AWS AWS
Redis Redis
Celery Celery

//03 · projects

Featured Projects

The four projects I've put the most into come first; the rest are sorted by type below. All of them are live; source code isn't public yet.

~/projects/tracecaptchaonline
$ trace verify --session 7f3a  trajectory ▁▂▄▆▅▃▆▇▅ 128 pts  risk.score 0.07✓ human · server check passed

TraceCaptcha Verification

01

A self-hostable captcha and risk-control system: dynamic trajectory obfuscation, edge rendering and adaptive risk scoring, finished with a server-side check.

Captcha · Risk Control · EdgeView Details
~/projects/gitjetonline
$ gitjet get owner/[email protected]  route  github.com → edge node  ███████████████░░░ 86%✓ saved release.zip

GitJet · GitHub Download Accelerator

02

Speeds up GitHub releases, source archives and public assets, so you're not stuck staring at a stalled direct download.

Proxy Gateway · Multi-nodeView Details
~/projects/pixelcleanonline
$ pixelclean photo.png --watermark  runtime  in-browser  upload   0 bytes✓ clean.png ready

PixelClean AI · Image Cleanup

03

Watermark removal, manual retouching and video text removal all run locally in your browser; files are never uploaded. Handles common AI watermarks such as Gemini, Doubao and Kling.

Local Compute · Privacy FirstView Details
~/projects/site-uptimeonline
$ status --all  maochenhuan.cn   ● 200  gitjet           ● 200  tracecaptcha     ● 200

Site Uptime Monitor

04

One place for the status, response time and availability history of every site. When something breaks, this is where to look first.

Uptime Kuma · Status PageView Details
$ ls ~/projects --type
05

Video Parsing & Download

Paste a common video link to parse and download it online. No sign-up needed.

/video-downloader
06

Beijing Time Dashboard

A precisely synced full-screen clock for streams, study rooms and office displays.

/beijing-time
07

Vulnerability Response Center

A public entry for reporting vulnerabilities, with scope and handling process.

/security-center
08

Mini Games Collection

Gomoku, Chinese chess, Go, Ludo… play online with friends or against the computer.

/mini-games
09

Online Arcade Games Collection

A gateway to classic arcade and retro games. No login, just play.

/arcade-hub
10

Friendship Quiz

Make a quiz, share it with friends and see how well you match.

ttl.maochenhuan.cn
11

Friendship Bond Archive

A private relationship archive unlocked with your own card ID, protected by Turnstile.

/friendship-bond
12

3D Saturn Explorer

A Three.js Saturn scene with rotation, rings and particles.

/saturn
13

Abyss Codex · Soul Trials

Nine anonymous, just-for-fun personality quizzes. Results stay in your own browser.

test.maochenhuan.cn

//04 · contact

Contact

Have an interesting project or collaboration in mind? Feel free to email me anytime.

~/contactmail

$ echo $EMAIL

[email protected]
Write an email