I will fix bugs in your HTML, CSS, javascript or node js code

K
kaiklopesdev
K
kaiklopesdev
Kaik Lopes
fix bugs in your HTML, CSS, javascript or node js code
Full Screen
fix bugs in your HTML, CSS, javascript or node js code

About this gig

Is your website broken? Got a CSS issue or JavaScript error driving you crazy? I can fix it fast!


I am a Full Stack Developer specializing in tracking down and squashing bugs. Whether you have a simple mobile alignment issue or a complex API routing error, I am here to get your system back on track.


️ What I can fix:

  • HTML/CSS: Layout issues, responsive design (mobile/tablet fixes), overlapping elements.
  • JavaScript: Console errors, broken scripts, forms not submitting, DOM manipulation.
  • Backend: Node.js (Express) errors, API integration failures.
  • Database: PostgreSQL query errors.
  • Java: Debugging in Java-based applications.

Why choose me?

  • Fast Delivery: I prioritize quick and clean fixes.
  • Clean Code: I don't just "patch" the problem; I ensure it doesn't happen again.

️ IMPORTANT: Please contact me via message BEFORE placing an order with a brief explanation or a screenshot of the bug. This helps me give you the best price and delivery time!


Let's fix your code today!

  • Platform

    • Custom

  • Website type

    • Business
    • Landing page
    • Forms
    • Saas
    • Portal

  • Programming language

    • Java
    • JavaScript
    • Python
    • HTML & CSS
    • Bootstrap
    • React
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 Kaik Lopes

Kaik Lopes

Full Stack Developer, Java e NodeJS, Robust Web Solutions

  • FromBrazil
  • Member sinceMar 2026
  • Avg. response time1 hour

  • Languages

    Portuguese, English
Hi! I'm Francisco Kaik, a Full Stack Developer focused on building robust and scalable web applications. My goal is to deliver clean code and efficient solutions that meet your business needs. 💻 My Expertise: • Backend: High-performance RESTful APIs with Node.js (Express) & Java (Spring Boot). • Frontend: Responsive interfaces using HTML5, CSS3 & JavaScript. • Database: Smart architecture with PostgreSQL. Let's turn your idea into reality! Whether you need a custom dashboard, a booking system, or a complete web app, I'm ready to help. Message me!

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