I will build custom interactive web tools or calculators in react

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Darko T.

About this gig

Static websites don't convert. If you want to engage your users, capture high-quality leads, or give your clients instant value, you need custom, interactive web tools.


LAUNCH SPECIAL: I am new to Fiverr but an experienced full-stack engineer! To build up my platform reviews, I am offering an introductory 40% discount for my FIRST 5 CUSTOMERS ONLY. Take advantage of premium engineering at entry-level pricing before slots fill up!


I design and develop modern, responsive single-page web applications, dynamic forms, and custom calculators tailored precisely to your brand. Using React and Tailwind CSS, I build highly polished frontends that look stunning on both desktop and mobile devices.


Perfect for:

  • Real Estate, Finance, or ROI Calculators
  • Custom Multi-Step Onboarding & Pricing Forms
  • Lead-Generation Widgets for WordPress, Shopify, or Webflow
  • Interactive Dashboards & Visual Data Displays


What you get:

  • 100% responsive, clean, and pixel-perfect UI component
  • Optimized, fast-loading code
  • Easy-to-integrate source files with clear embedding documentation


Let's elevate your digital experience. Contact me today to discuss your design preferences and tool functionality!

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 Darko T.

Darko T.

Full Stack Developer and Python Automation Expert

  • FromCroatia
  • Member sinceFeb 2016
  • Avg. response time6 hours
  • Languages

    English, Croatian
Hi, I am a Full-Stack Engineer dedicated to turning manual problems into elegant, high-performance software. I specialize in building custom Python automations, integrating advanced APIs, creating web scrapers, and developing dynamic, interactive frontends using React and Tailwind CSS. My code is always clean, modular, and heavily commented for easy maintenance. Whether you need to automate your business pipelines, build a smart bot, or launch a responsive web app, I deliver premium results quickly. Let's chat and build something remarkable together!