I will build a secure react or nodejs web app

K
kessentiniyouss
K
kessentiniyouss
Youssef K
build a secure react or nodejs web app
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build a secure react or nodejs web app

About this gig

Looking for a modern website that is not only fast and clean, but also secure?

Im a web developer with a strong cybersecurity background, meaning I dont just build applications I build them with security in mind from the start.

I develop responsive and high-performance websites using JavaScript, TypeScript, React, and Node.js, while applying best practices to protect against common vulnerabilities.

What youll get:

  • Responsive and modern design
  • Clean, maintainable code
  • Performance optimization
  • Secure development practices (OWASP basics)
  • Optional deployment & hosting setup

Why choose me?

  • Hack The Box certified (real-world pentesting experience)
  • Strong problem-solving background
  • Focus on both functionality and security

Whether you need a simple page or a full web app, Ill deliver a solution that works smoothly and securely.

Message me before ordering so we can discuss your project!

  • Website type

    • E-Commerce store

  • Programming language

    • HTML & CSS
    • JavaScript
    • TypeScript
    • React
    • Node.js

  • Website features

    • Marketing
    • Forum
    • Shipping
    • Inventory
    • Booking
    • Portfolio
    • Dashboard
    • Landing page
    • User Authentication
    • Admin Panel
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Youssef K

Youssef K

Software Engineering student

  • FromTunisia
  • Member sinceMay 2026
  • Avg. response time1 hour

  • Languages

    English
Web developer and cybersecurity specialist focused on building secure, high-performance applications. I work with JavaScript, TypeScript, React, and Node.js, while applying a security-first mindset. Experienced in penetration testing and vulnerability assessment using tools like Nmap, Metasploit, Burp Suite, and Wireshark. Hack The Box certified with hands-on experience exploiting real-world vulnerabilities. I don’t just build apps I build them securely.

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