Joe Sleiman

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Senior Front End Developer

NTT DATA Americas

Feb 2021 - Jan 2025 (4 years)

Built three production websites and one proof of concept (PoC) from scratch using Angular and React.js, the platforms are now used by thousands of researchers globally and streamline workflows for internal users. Self-taught React.js from scratch and delivered a full-scale project under tight deadlines, demonstrating rapid learning and the ability to produce production-ready code independently. Designed and developed all Ul components from scratch without using any external libraries (e.g., dropdowns, step tracker, phone input), creating a reusable component library that can be used across multiple projects, ensuring consistency and a user-friendly interface Developed highly interactive, form-intensive Uls with complex validation logic and
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Front End Developer

Netways

Jun 2016 - Oct 2019 (3 years 5 months)

Built "Ethrai," a mobile app and website e-learning platform using Ionic, Angular, JavaScript, HTML, and CSS, now used by over 1 million users across the Middle East and beyond for training and knowledge sharing. Maintained and enhanced the "CDA Dubai" and "CDA Volunteer" apps using lonic and Angular, fixing bugs and adding new features to support over 20,000 users in accessing community services via smart devices. Converted hundreds of design files into responsive, high-quality web pages using HTML, SCSS, Angular Material, and Bootstrap for optimal look and feel. Developed reusable, fully independent Angular components shared across web and mobile apps improving development speed, consistency, and code efficiency. Resolved technical issues

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