Javascript

Looking for an experienced developer to build a high-performance e-commerce purchasing and inventory management application. Key Requirements: Fast SKU-based product lookup and selection. API integration for inventory, cart and checkout operations where supported... (Budget: $250 - $750 AUD, Jobs: API, Frontend Development, HTML, JavaScript, Node.js, Payment Processing, PHP, Vue.js, Web Development, Website Design)

I need a production-ready system that keeps my physical-goods inventory in sync from the moment an online order is placed right through to the automatic purchase of new stock. The core of the job is to... (Budget: $250 - $750 AUD, Jobs: API, Automation, Database Development, Inventory Management, JavaScript, Node.js, Python, Software Architecture)

I need a single, streamlined tool that can push high-volume messages to both Telegram and WhatsApp through an exposed API. The workflow should be straightforward: I pass a list of chat IDs / phone numbers... (Budget: $10 - $30 USD, Jobs: AI Automation, API, Docker, GraphQL, JavaScript, Linux, Node.js, Python, REST API, Software Development)

Two things need to happen on my Willo site and I want them completed together so there is no disruption to visitors. First, the image slider on two separate pages is misbehaving. I’m already seeing browser... (Budget: $15 - $25 USD, Jobs: CSS, DNS, HTML, JavaScript, PHP, Web Design, Web Hosting, Website Development)

I need assistance uploading my static HTML/CSS/JS website to GoDaddy. Requirements: - Experience with GoDaddy hosting - Proficiency in HTML, CSS, and JavaScript - Ability to troubleshoot and ensure the... (Budget: $250 - $750 USD, Jobs: CSS, GoDaddy, HTML, JavaScript, PHP, Troubleshooting, Web Development, Web Hosting, Website Management)

Need an experienced JavaScript / web security developer. We have a complex web page with advanced client-side JS challenge. Require to analyze the JS logic, understand the browser fingerprint mechanism... (Budget: $1500 - $3000 CAD, Jobs: API, Internet Security, JavaScript, Network Security, PHP, Security Auditing, Web Development, Web Security)

I need a developer who can build a custom online-learning platform geared toward students only. The course itself will be delivered through text-based lessons complemented by interactive quizzes, so the system must make it seamless to read, practice, and track progress in one place... (Budget: ₹12500 - ₹37500 INR, Jobs: Backend Development, Database Management, Frontend Development, HTML, JavaScript, PHP, Web Development)

Verification and FIX if there is an error in the CSS or script.js and open-modal.js and app.css" in 2 web pages with problems with the image slider. (Budget: €8 - €30 EUR, Jobs: CSS, Frontend Development, HTML, JavaScript, jQuery / Prototype, Web Application Audit, Web Design, Web Development, Website Design)

I have two separate workflow forms already running in Formstack, but maintaining them individually is creating confusion for my team and for the people who submit them. I need a freelancer who can merge... (Budget: $250 - $750 USD, Jobs: Data Integration, Email Handling, Formstack, HTML, JavaScript, jQuery / Prototype, PHP, Workflow Automation)

Create web app PWA ...for practicing multiple-choice questions... Figma files are ready. (Budget: ₹12500 - ₹37500 INR, Jobs: CSS, Figma, Frontend Development, HTML, JavaScript, React.js, Vue.js, Web Development)

I want a clean, responsive portfolio built with React that highlights my professional experience and résumé. I already sketched a handful of layout ideas—think modern sections, subtle transitions, and a prominent résumé download—but I’m open to your creative input to refine the look and feel... (Budget: $250 - $750 USD, Jobs: CSS, Frontend Development, Git, HTML, HTML5, JavaScript, Netlify, Web Development)

I want to launch a new e-commerce site that works flawlessly on desktop, mobile, and tablet from day one. While features such as a shopping cart and payment gateway may come later, my immediate priority is a robust user-account system... (Budget: €5000 - €10000 EUR, Jobs: Backend Development, Frontend Development, HTML, JavaScript, Laravel, Node.js, PHP, Web Development)

**Project Title: Improve and Optimize My Existing Business Website** **Project Description** I am looking for a freelance web developer to improve my existing business website and make it more professional, responsive, and user-friendly... (Budget: ₹12500 - ₹37500 INR, Jobs: CSS, HTML, JavaScript, Next.js, React.js, SEO, UI / User Interface, UX / User Experience, Web Design, Website Design)

I need an AWS specialist to spin up a small but realistic proof-of-concept for a banking-style web application. The goal is to show that the core of an online-banking platform can be deployed quickly and cleanly on AWS infrastructure... (Budget: $10 - $30 USD, Jobs: Amazon Web Services, API Development, AWS Lambda, Java, JavaScript, Node.js, Terraform, Web Application)

I need a premium, contemporary website built in Framer that fluidly toggles between English and Arabic. The company champions accessibility and inclusion across Saudi Arabia, so every design choice must... (Budget: $30 - $250 USD, Jobs: Accessibility, Framer, HTML, JavaScript, Web Design)

Job Title Quick Fix: Remove Cloudflare Image Resizing Prefix from Source Code (Astro / HTML / GitHub) Project Type Fixed-Price / One-time task (Estimated duration: ~15 to 30 minutes) Job Description... (Budget: ₹600 - ₹1500 INR, Jobs: Cloudflare, CSS, Git, GitHub, HTML, JavaScript, Web Development)

My application already has a solid foundation, but it needs a skilled hand to push it to production-ready quality. The stack is set—React on the frontend, RESTful services on the backend, and MongoDB for persistence... (Budget: ₹750 - ₹1250 INR, Jobs: AngularJS, Backend Development, Frontend Development, Gemini, HTML5, JavaScript, MongoDB, Node.js, NoSQL Couch & Mongo, RESTful API)

Create a beautiful, modern, premium and fully responsive website for a cafe named “Halloween Cafe Lounge,” using the two attached cafe menu photos as references. The website should have a unique Halloween-inspired... (Budget: ₹600 - ₹1500 INR, Jobs: CSS3, Graphic Design, HTML5, JavaScript, Logo Design, Photoshop, Web Design, Website Design)

Need a webPAGE designed for an existing Squarespace website around hand engraving items. (Budget: £20 - £250 GBP, Jobs: API Integration, JavaScript, MySQL, PHP, PostgreSQL, Python, Squarespace, Web Development)

I’m putting together a two-sided matching marketplace and need an experienced Base44 builder to take the concept to MVP. The core release must let both user types create rich profiles first; search, filters and messaging can follow but profile functionality has to feel rock-solid from day one... (Budget: $250 - $750 AUD, Jobs: Base44, HTML, JavaScript, Marketplace Development, MVP Development, MySQL, PHP, Project Management)