I will be your software developer, ai web app developer, or saas developer

L
luke_jonthan
L
luke_jonthan
Jonthan L
be your software developer, ai web app developer, or saas developer
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be your software developer, ai web app developer, or saas developer

About this gig

Are you looking for a reliable software developer to build a SaaS platform, business web application, or AI-powered web app?


I can help you turn your idea into a modern, scalable, and user-friendly web application designed around your business goals.


I specialize in developing SaaS platforms, AI web apps, dashboards, business management systems, custom web applications, and API-powered solutions with clean UI, secure functionality, and scalable architecture.


What I can build:

  • SaaS platforms and web applications
  • AI-powered web apps and AI integrations
  • Business management systems
  • Admin dashboards and analytics platforms
  • CRM and client management systems
  • Subscription and membership platforms
  • AI chatbots and automation tools
  • Payment and API integrations
  • Custom databases and backend systems
  • User authentication and role management


Why work with me?

I focus on building applications that are functional, scalable, secure, and easy to use. Whether you have a complete specification, Figma design, existing application, or just an idea, I can help transform it into a working product.


Let's build your SaaS, software, or AI web application and turn your idea into a real product.

  • Programming language

    • HTML & CSS

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Localization
    • Design

  • Frontend framework

    • Bootstrap
    • Flutter
    • Next.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • CakePHP
    • Django
    • FastAPI
    • NestJS
    • Node.js

  • AI & low/no code builders

    • Lovable
    • Firebase Studio
    • Cursor
    • Bubble
    • FlutterFlow
    • Adalo
    • Webflow
    • Stacker

Get to know Jonthan L

Jonthan L

SOFWARE ENGINEER

  • FromUnited Kingdom
  • Member sinceJul 2026
  • Avg. response time1 hour

  • Languages

    English, Spanish
I’m a Full-Stack Software Engineer dedicated to creating fast, scalable, and user-focused digital solutions. I specialize in building modern web applications that combine clean design with robust backend systems, helping transform ideas into reliable, high-performing products. I work with technologies such as Python, JavaScript, FastAPI, Next.js, React, and other modern development tools to deliver secure, maintainable, and scalable software tailored to business needs. I’m always eager to take on new challenges, embrace emerging technologies, and continuously grow as a software engineer.

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