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Yusuf-Hussien/README.md

๐Ÿ‘จโ€๐Ÿ’ป Yusuf Hussien

Backend Software Engineer

LinkedIn Medium LeetCode

"Specializing in high-performance Java (Spring Boot) and ASP.NET Core ecosystems. Passionate about building the 'engines' behind the applicationsโ€”from custom RDBMS engines to production-grade SDKs."

๐Ÿ› ๏ธ The Full Technical Stack

Backend & Frameworks Testing & Performance Infrastructure & DevOps

MVC, Data JPA, Security, EF Core, SignalR
k6, JMeter, JUnit, Mockito, Swagger
CI/CD, Cloud Fundamentals
Databases & Cache Frontend & UI Core Engineering

SQL Server, ACID, MVCC
Thymeleaf, Leaflet Maps
OOP, REST, Clean Arch, DS & Algos

๐Ÿš€ Featured Engineering Projects

โš™๏ธ JLite - RDBMS Engine

Built a full relational database engine from scratch. Features ACID transactions (MVCC), an AST-based analyzer, and a custom JDBC driver.

Java 21 Virtual Threads MCP

๐Ÿ’ณ Paymob Java SDK

Production-ready integration library published to Maven Central. Designed with interceptors, retry logic, and secure HMAC verification.

Java Maven JUnit

๐Ÿ” El-Youm 8 Search Engine

Indexing 800K+ records with typo-tolerant logic. Improved throughput by 7.5x using concurrent processing and Redis caching.

Spring Boot Redis Concurrency

๐ŸšŒ New Bus Real-Time Platform

Real-time bus tracking system utilizing SignalR WebSockets and N-layer architecture for scalability.

ASP.NET Core SignalR SQL Server

๐Ÿ“ˆ Leadership & Recognition

  • ๐Ÿ›๏ธ GDGoC Community Lead: Spearheaded 75+ workshops and Events.
  • ๐ŸŒŒ NASA Space Apps Mentor: provided a technical support at NASA Space apps Hackathon.
  • ๐Ÿ† ECPC Regional Qualifier: Represented HUN University in algorithmic programming.
  • ๐Ÿ‘จโ€๐Ÿซ Technical Mentor: Instructed 200+ students in C++ and Logic at GDSC.
๐Ÿ“ซ Get in touch: yhussien01@gmail.com

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  1. El-Youm-8 El-Youm-8 Public

    It is a System designed to search Egypt's Thanaweya Amma (ุงู„ุซุงู†ูˆูŠุฉ ุงู„ุนุงู…ุฉ) results by name, particularly when the seat number (ุฑู‚ู… ุงู„ุฌู„ูˆุณ) is unknown. It features name-based search, data ranking, aโ€ฆ

    1

  2. Paymob-Java-SDK Paymob-Java-SDK Public

    Robust Java SDK for Paymob featuring multi-region endpoints, HMAC verification for WebHooks and Callbacks, token caching, custom exceptions hierarchy, and CI/CD-powered Maven Central releases.

    Java 1

  3. New-Bus-App New-Bus-App Public

    Here is a Full-System for Bus Transport Management for our Local University Transportation "New Bus"

    C# 2 2

  4. PHI-Soccer-MVC PHI-Soccer-MVC Public

    A JavaFX-based (Desktop App) Soccer Management System built using the MVC (Model-View-Controller) pattern. This project is designed to manage teams, players, and matches efficiently with an interacโ€ฆ

    Java 1

  5. GDG-Member-Finder-Extension GDG-Member-Finder-Extension Public

    A Chrome extension designed to help GDG organizers efficiently add hidden members to their core team by fetching internal User IDs from member pages and making API calls.

    JavaScript 5

  6. Latex-CV-Template Latex-CV-Template Public

    Here a CV Template built with Latex efficiently and ATS friendly

    TeX 1