Freiburg, Germany
+49 176 8826 9966
info@saeidmohadjer.com
Frontend/Full-stack Developer experienced in designing and developing progressively-enhanced mobile-first responsive websites, web/native applications, and REST APIs.
Summary
- Strong experience in HTML, CSS, JavaScript, Node.js, and React
- Expertise in implementing REST APIs with JWT authentication
- Familiar with separation of concerns, SOLID principles, and MVC pattern
- Strong knowledge of Functional Programming and OOP
- Understanding of JavaScript concepts such as closures, promises, async, event loop, call stack, etc.
- Understanding of request-response life cycle and network topics such as CORS, Caching, Authorization, Cookies, etc.
- Experience in building and releasing native apps for Android and iOS using React Native
- Experience in serverless and edge computing (Vercel)
- Solid knowledge of CSS box model, flexbox, grid, media and container queries, css animation
- Experience in writing semantic SEO-friendly W3C-valid markup
- Solid understanding of accessibility and WCAG 2.1
- Experience in building scalable HTML forms with client and server-side validation using JSON Schema
- Strong knowledge of Git
- Experience in designing, developing, and testing HTML Emails using Mustache or Handlebars
- Experience in setting up CI/CD pipelines and writing build scripts (Node.js, NPM)
Languages/Libraries
HTML5, XHTML, XML, XSLT/XPATH, CSS3, SCSS, JavaScript, TypeScript, React, React Native, Redux, React Router, React Query, Handlebars, Node.js, PHP, Express.js, MongoDB, MariaDB, Contentful, JSON Schema, Ajv, JWT, Oauth, Jose, GitHub Actions/API
Tools
Visual Studio Code, Figma, Inkscape, Axe DevTools, Wave, Jira, Confluence, Git, NPM, esbuild, Postman
Work Experience
- 2024-2025, Senior Frontend Developer, Elio GmbH, Germany
- Worked on ecommerce Websites such as Cube, built a React Native pharmacy app that allowed scanning and ordering prescriptons directly from patient's health insurance card.
Letter of Reference (PDF in German) - 2013-2024, Freelance Frontend Developer, Germany
- Collaborated with design studios and interactive agencies on developing and maintaining responsive websites and web applications for clients such as Recall InfoLink, Neoperl, Siedle, Union Investment, Roche, Voestalpine, and Sto, among the others.
- 2011-2013, Frontend Developer, Virtual Identity AG, Germany
- Worked closely with the concept and design team on projects ranging from time-sensitive campaigns to relaunch of large corporate Websites. Responsible for developing, testing, and bug-fixing of UI components as well as facilitating integration of the frontend with backend (Java, Python, PHP).
Letter of Reference (PDF in German) - 2008-2011, Freelance Frontend Developer, Canada
- Worked with design and advertising agencies on projects ranging from fast-paced campaigns to award-winning Websites including Webby Honoree for Museum of Vancouver Website and Webby Honoree for University of Toronto Augmented Reality
- 2007-2008, Senior Interactive Developer, B3 Communications, Canada
- Outstanding Achievement for Koloa Landing Website
- 2006-2007, Interface Developer, Blast Radius, Canada
- Worked on projects for Electronic Arts and Canadian Tourism
Languages
English, German, Persian