# QT101 Introductory Lectures in Quantitative Trading

> Free video course on Python infrastructure and architecture for quantitative trading.

QT101 is a free 26-lesson course taught by HangukQuant that covers the software engineering and mathematical foundations of systematic trading. It guides learners through building a modular backtesting system in Python, with a strong focus on object-oriented alpha generation, position sizing, and performance profiling. It provides practical architecture patterns used by practicing quants rather than toy scripts.

Website: https://lectures.hangukquant.com/courses/qt101-introductory-lectures-in-quantitative-trading

## What it is for

- Build a modular, object-oriented quantitative trading backtester in Python
- Implement position sizing techniques like instrument and strategy volatility targeting
- Profile and optimize financial backtesting code using vectorization and line profiling

## Features

- 7.5 hours of video lectures across 26 lessons
- Market data retrieval using the yfinance API
- Object-oriented programming patterns for building reusable alpha units
- Relative and absolute position sizing implementations
- Python concurrency with multithreading and generators
- Code performance profiling using function and line profiling
- Array vectorization and memory locality optimizations for data processing

## Pricing

Free

## Details

- Type: Article or course
- Category: [Learning](https://xiry.app/topics/learning.md)
- Open source: no
- Platforms: Web
- For: Developers and finance learners with basic Python knowledge who want to build systematic trading systems.
- Alternative to: WorldQuant University, QuantConnect Bootcamp
- Tags: quantitative trading, python, algo trading, finance, free course

## Why it was saved

- [@HangukQuant, 21 February 2025](https://x.com/HangukQuant/status/1893039396427026441): A complete, free, practitioner-made intro to quant trading, including the code and infra HangukQuant uses live.

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Updated 10 October 2026. Page: https://xiry.app/resources/qt101-introductory-lectures-in-quantitative-trading

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