I will fix bugs and optimize your nodejs backend application

J
jisealeco
J
jisealeco
Alex
fix bugs and optimize your nodejs backend application
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fix bugs and optimize your nodejs backend application

About this gig

I will fix bugs, errors, and performance issues in your Node.js backend application. I specialize in debugging APIs, optimizing server performance, improving database queries, and cleaning up code for better stability and efficiency. Whether your backend is slow, broken, or not working as expected, I will identify the issues and deliver a fast, reliable solution with clean and maintainable code.

  • Programming language

    • JavaScript

  • Expertise

    • Debugging
    • Other

  • Backend framework

    • Express.js
    • Node.js

Get to know Alex

Alex

Backend Developer

  • FromNigeria
  • Member sinceJun 2026

  • Languages

    English
I'm a Full-Stack AI Web App Developer specializing in Base44, Lovable, Cursor AI, Node.js, Express.js, MongoDB, and REST APIs. I build modern, scalable AI web applications, SaaS platforms, marketplaces, dashboards, booking systems, and custom business solutions. I focus on clean code, secure architecture, AI integration, and responsive design. My goal is to deliver reliable, high-quality solutions with clear communication and on-time delivery. Let's bring your idea to life!

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