kimofolio
Design. Build. Improve.
Hello, I'm
Kariim
Sr. Software Engineer
Projects
Explore a showcase of my most significant/impactful projects.
About
About
Senior Software Engineer.
Summary
Senior Software Engineer with over 4 years of experience specializing in the modern JavaScript ecosystem. I focus on building high-performance web applications using React, TypeScript, and Next.js, with a proven track record in SaaS and enterprise systems.
Professional Experience
Senior Frontend Engineer
4/2025 - PresentDeveloped and maintained enterprise B2B travel booking platform with multi-workspace support and role-based access control.
Implemented complex routing architecture with multiple layouts and authentication flows, improving user navigation efficiency.
Built comprehensive flight search, booking, and reservation management systems with advanced filtering and real-time updates.
Migrated critical routing from /flights to /book-trip with zero downtime, ensuring backward compatibility and maintaining high uptime.
Optimized frontend performance through React Query integration and state management, reducing API calls and improving page load times.
Designed and implemented responsive UI components using TypeScript, Next.js, and Tailwind CSS, enhancing cross-device compatibility and user experience.
Collaborated with backend teams to integrate REST APIs and WebSocket connections for real-time booking updates and notifications.
Implemented internationalization (i18n) support for Arabic and English languages, expanding market reach.
Frontend Engineer
12/2022 - 4/2025Developed and maintained scalable SaaS applications for restaurant and event management.
Optimized frontend performance, improving page load speed by 30%, enhancing user retention.
Designed and implemented dynamic UI components with React.js and Next.js, reducing user drop-off rate by 20%.
Integrated WebSockets for real-time chat and notifications, boosting user engagement by 35%.
Collaborated with backend teams to optimize REST APIs, reducing API response time by 25%.
Freelance Frontend Engineer
2020 - 11/2021Designed and developed custom web applications for multiple clients, achieving 100% client satisfaction.
Implemented responsive and interactive UIs, enhancing cross-device compatibility.
Built and maintained e-commerce and portfolio websites using React.js, TypeScript, and Redux, improving client revenue by an average of 20%.
Implemented various projects demonstrating proficiency in different domains and technologies
Technical Stack
programming Languages
frameworks
state Management
styling
databases
other Technologies
Education
Bachelor Degree
08/2016 - 01/2021Education
Bachelor of Computer Science
Faculty of Computer Science and Artificial Intelligence, University of Helwan | Egypt
Graduated: Jan 2021
Relevant Coursework
Algorithms and Data Structures
Introduction to Artificial Intelligence
Database Management Systems
Software Engineering Principles
Projects and Research
Graduation Project: web-based application for automated recording attendance, built on the top of Laravel framework and Java for mobile part, collaborating with a team of fellow students.
Extracurricular Activities
Frontend & UI Designer as a Volunteer for two student activities
Nanodegree
06/2017 - 07/2018Become a Front-End Web Developer By completing a variety of projects for your portfolio - become an HTML, CSS, JavaScript pro!
CSS & Website Layout
JavaScript and the DOM
Web APIs and Asynchronous Applications
Build Tools, Webpack, and Service Worker
and MUCH more...




