About Osama
English
Fluent
Arabic
Native or bilingual
German
Fluent
Experience
- Galawork GmbHSenior Frontend DeveloperJanuary 2025 - Today (1 year and 6 months)Germany● Leading the frontend modernization of Galawork, a software platform for construction and landscaping management, by rebuilding a legacy PHP/jQuery product into a modern React/TypeScript application and mobile web-view app.● Owns the architecture and delivery of core product areas including login, dashboard, and project and reporting flows, using React, TypeScript, Tailwind CSS, shadcn/ui, TanStack Query, and React Router.● Collaborate with product managers and backend engineers on design and API structure, improve performance, scalability, maintainability, and UX, and help shape AI-assisted development workflows and internal context systems.● Mentor trainees and lay the groundwork for future frontend team growth.
- Check24Senior Software DeveloperOctober 2020 - January 2025 (4 years and 3 months)Düsseldorf, Germany● Led frontend modernization in the Shopping department by refactoring a legacy PHP frontend into React, introducing Redux/Redux Thunk, migrating from Webpack to Vite, and adopting Tailwind CSS to improve developer experience and maintainability.● Owned key frontend features, conducted code reviews, mentored junior developers, and helped drive frontend standards across the team.● Took on expanded responsibility after promotion to Senior, including development and oversight of a new product built with Web Components.● Joined the Travel department to help build Check24 Kreuzfahrten from scratch, mentoring the new frontend team and owning major parts of the Next.js/TypeScript application, including complex UI components, checkout flow, map integration, and an AWS S3-based image CDN built with Node.js and Sharp, with a strong focus on performance, scalability, and SEO.
- BetterHRFull Stack Web DeveloperJune 2019 - October 2020 (1 year and 4 months)Berlin, Germany• ● Website Overhaul: Led the complete reconstruction of the company's website using React, React Hooks, Gatsby, and GraphQL.• ● Blog Creation: Developed a dynamic blog with Gatsby and integrated Netlify-CMS for content management.• ● Internal Analysis Tool: Enhanced an internal analysis app using Vue.js and Gridsome to facilitate data-driven decision-making. Additionally, I built a Node.js REST API to support the tool's functionality.• ● Chat App Customization: Expanded a Rocket.Chat fork with custom features to support our chatbot system, utilizing Meteor.js and MiniMongo.
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Education
- WebentwiklungDigital career institute2018Weiterbildung zum full-stack Webentwiklung