Software and AI Engineer

I build things people use.

I build and run full-stack products, from the first line of code to production at scale.

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Work

A few projects I am proud of.

BSSMValues preview

Full-stack web platform

BSSMValues

A full-stack platform serving a large community, coded and hosted entirely by me. Built to stay fast and reliable under heavy load.

1.2M+
unique visitors / month
300GB
peak traffic / day
  • Full-stack
  • Self-hosted
  • High traffic
Visit site

Open-source macro

BSS-AI

A neural network trained on a hand-labelled dataset, built with a small dev team. Grew into an open-source project with a community of over 25,000 people.

20K+
labelled training images
25K+
community members
  • Neural Networks
  • Team Lead
  • Open Source
View on GitHub
python
from puter import PuterAI
 
client = PuterAI(username="user", password="pass")
client.login()
 
client.set_model("claude-fable-5")
reply = client.chat("Summarize quantum computing.")
print(reply)
 
# Multimodal: pass local paths or URLs
answer = client.chat("What's in this image?", images=["chart.png"])
print(answer)

Open-source Python SDK

Puter Python SDK

A Python SDK built because the official options fell short. A clean, well-designed API that other developers can read and rely on.

  • Python
  • API Design
  • Open Source
View on GitHub

About

I am Justin, a software engineer from Germany focused on artificial intelligence. I build full-stack platforms, train machine learning models, and ship open-source tools. Self-taught, and shipping products people actually use.

Languages

  • Rust
  • Python
  • JavaScript
  • TypeScript
  • Luau
  • AHK v2
  • HTML and CSS

Frameworks and Tools

  • Next.js
  • React
  • React Native
  • Node
  • Flask
  • Tauri
  • Tailwind
  • PyTorch
  • TensorFlow
  • YOLO

Get in touch

Let's build
something good.

Open to opportunities and interesting problems. Reach out anytime and I will get back to you.

GitHub

2026 Justin

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