Amin Mazinani

I work where software engineering, AI and financial markets meet.

Explore the courses Get in touch

What I'm working on

Leading software engineering projects.
Teaching how transformers work, one interactive lesson at a time.
Learning LLM engineering end to end — fine-tuning, RAG and agents.

Projects

A few things I've built.

2026Next.jsNestJSMongoDBLLM

Gheymatshenas

An AI assistant that compares supplier prices for tenders — a chat interface over a distributed crawling fleet that keeps the price data fresh.

Visit

Latest course

Course language: فارسیLLMTransformersAttention

Let's build GPT — a visual companion

An interactive walkthrough of Karpathy’s "Let’s build GPT": tokenisation, embeddings, masked self-attention and the forward pass — with a 3D scene running on real tensors from a model trained on Saadi.

Open course