# About Boussad Siamer

## Background

**Boussad Siamer** (بوسعد سي عامر) is a software builder and systems enthusiast based in **Mohammadia, Algiers, Algeria**. Born in 2007, he attended School Ethaalibiya in Algiers Centre. He is currently focused on preparing for the **Algerian Baccalauréat (BAC) exam**, aiming to achieve top marks to pursue computer science and software engineering studies abroad.

In addition to his academic curriculum, he actively pursues open computing coursework through the **University of Helsinki Open Courses**, specifically studying cybersecurity (Cyber Security Base) and programming fundamentals.

## What He Builds

Boussad bridges hardware-level firmware with software applications:

- **Hardware & Cryptography:** Custom C++ serial-to-SPI bridge firmware on ESP32-S3 boards interfacing with PN532 NFC modules to read and decrypt ICAO 9303 biometric passports and national eID cards using PACE (ECDH P-256 AES) and BAC (3DES) protocols for hotel check-in registries.
- **Search & Systems:** A complete web search engine written in Go featuring an SQLite inverted index, multi-threaded spider, BM25 text relevance scoring, and a SciPy sparse matrix PageRank pipeline.
- **Edge Cloud Services:** Serverless edge workers in TypeScript using Cloudflare Workers and Cloudflare R2 for document distribution and fast shortlink resolution.

## Languages & Tools

- **Languages:** Go, C++, TypeScript, Python, SQL
- **Hardware:** ESP32-S3, PN532 NFC/RFID, SPI/UART buses
- **Environment:** Arch Linux, Neovim, VS Code, Git, Cloudflare Workers

## Contact & Profiles

- Website: https://boussad.siamer.xyz/
- About: https://boussad.siamer.xyz/about
- GitHub: https://github.com/bsiamer
- LinkedIn: https://www.linkedin.com/in/boussad-siamer-bb2247369
- Instagram: https://www.instagram.com/siamerboussad
- Email: boussad@siamer.xyz