Full Stack Engineer

Open to part-time

Bio

Abdelrahman H. is a Full Stack Engineer with over four years of experience in delivering scalable web applications across AI-powered EdTech, eCommerce, and digital rights management sectors. He utilizes technologies such as Vue.js, Angular, .NET Core, PHP, Laravel, Redis, and MS SQL Server to build real-time user interfaces, backend services, and multi-vendor platforms. Abdelrahman is adept in REST APIs, WebSockets, and employs Clean Architecture and CQRS patterns to ensure scalability and maintainability, alongside CI/CD practices via Azure DevOps. At CrossWorkers, Abdelrahman developed ChatTutor, an AI-powered EdTech platform, using Vue.js and .NET Core, integrating Redis for fast search capabilities. He also contributed to a multi-vendor eCommerce platform at The Cooking School, managing production deployments and payment integrations. Abdelrahman holds a Bachelor’s degree in Information Systems and Computer Science from Helwan University. He is seeking roles where he can apply his technical expertise and collaborative skills to drive innovative solutions in dynamic environments.

Expertise

AngularPHPMongoDBNodeJSGitSQLJavascriptLaravelVue.JSHTMLCSS

Video Intro

Assessments

General Project Assessment

Great on Merge Two Sorted Linked Lists, Difficulty Easy · Great on Explore Angular Services and Dependency Injection Benefits, Difficulty Medium · Great on Optimize Product Page Load Time, Difficulty Medium

Projects

ChatTutor

ChatTutor is AI-powered tutoring that unlocks the power of your knowledge, reduces costs, and improves learning outcomes

The Cooking School Egypt

The cooking school is a culinary arts school that provides a solution for students interested in learning culinary arts, or simply people interested in the cooking experience and learning new recipes.

Experience

Senior Full-Stack Engineer
CrossWorkersAug 2024 — Present
- Developed ChatTutor, an AI-powered EdTech platform enabling students to interact with course material via chat, including complex STEM PDFs.
- Built real-time UI with Vue.js (Composition API) and WebSockets, integrating Pinia for state management.
- Designed backend services using .NET Core, handling persistent interactions and fast search with Redis + RediSearch and MS SQL Server.
- Applied Clean Architecture and CQRS patterns to ensure scalability and maintainability.
- Collaborated with EU-based educational teams and researchers to align platform features with pedagogical best practices and EU compliance.
- Optimized performance, conducted code reviews, and ensured robust, high-quality user experiences.
Vue.jsAngular.NET CoreRedisMS SQLPDF.jsWebSocketsCQRSREST APIsGitAzure DevOps
Full-Stack Engineer
The Cooking SchoolJun 2023 — Aug 2024
- Built and maintained a multi-vendor eCommerce platform using PHP/Laravel and Vue.js.
- Managed production deployment, payment integrations, order management, and database optimization.
PHPLaravelVue.js
Full-Stack Engineer
ATW LtdMar 2021 — Jan 2022
- Developed RESTful APIs for mobile applications and supported large corporate projects.
- Conducted QA to improve usability and reliability.
REST APIs
Full-Stack Engineer
IKEN TechnologySep 2019 — Jul 2020
- Delivered back-end solutions with clean, optimized code for corporate clients.
- Conducted quality assurance to improve system usability.