Javascript

I have two vector layers that need to be merged with a Union overlay in QGIS. Your task is to run the analysis, resolve any topology issues that appear during the process, and deliver a clean layer containing every polygon from both sources with their attribute tables combined... (Budget: $30 - $250 USD, Jobs: Cartography & Maps, Data Integration, Data Processing, Data Visualization, Geospatial, JavaScript, Python)

Create a beautiful, elegant, and easy-to-use wedding website that serves as the central destination for all wedding information, guest RSVPs, and important updates. The website should feel polished, modern, timeless, and personal, with a high-end editorial design... (Budget: $750 - $1500 USD, Jobs: CSS, Email Marketing, Frontend Development, Graphic Design, HTML, JavaScript, PHP, Web Design, Web Development, Website Design)

I need a quick modification to an already completed browser extension. The current extension works with one GoLogin profile at a time, but I need it to handle multiple profiles simultaneously (at least 10–15 profiles)... (Budget: €8 - €15 EUR, Jobs: Google Chrome, JavaScript, jQuery / Prototype, PHP, Software Architecture)

My ecommerce store runs on a custom PHP + HTML stack and the product pages have a few broken elements I need put right. The core template is stable, but several features that used to work flawlessly are... (Budget: $15 - $25 AUD, Jobs: CSS, Debugging, Git, HTML, JavaScript, Magento, PHP, Web Development)

My custom-built React application needs Stripe integrated right away so users can submit payments confidently and I can receive the events I need for fulfilment and accounting. The codebase is JavaScript... (Budget: $250 - $750 USD, Jobs: API Integration, Frontend Development, JavaScript, Node.js, Payment Processing, PHP, Software Architecture, Stripe)

Do not bid instantly - If you are a instant bidder you won't be hired. After read job proposal carefully and bid. I need a seasoned React developer to turn our ecommerce site into a polished, production-ready product... (Budget: $250 - $750 USD, Jobs: Animation, CSS, Frontend Development, HTML, HTML5, JavaScript, UI / User Interface, Web Development)

Mon site est hébergé sur Blogger et je souhaite qu’il soit enfin validé par Google AdSense. Aujourd’hui, la partie technique bloque : plusieurs erreurs de code empêchent la bonne indexation et la conformité aux règles AdSense... (Budget: $10 - $30 USD, Jobs: API Integration, CSS, Google Adsense, HTML, JavaScript, PHP, Web Development, Website Optimization)

Seeking an independent application-security reviewer for a private Node.js web prototype tested only in a disposable local mock with synthetic data. Please bid €50–€95; maximum total buyer cost is €100 including platform fees and taxes... (Budget: €50 - €95 EUR, Jobs: API Testing, JavaScript, Node.js, Penetration Testing, Security Auditing, Web Security)

I’m putting together a full library of self-study material for intermediate learners and need an experienced technical writer / course creator to craft 26 comprehensive PDFs. Each title below must be delivered... (Budget: ₹1500 - ₹12500 INR, Jobs: Content Development, CSS, Git, HTML, JavaScript, MERN, Technical Writing, Web Development)

I’m looking for a seasoned mobile team to craft a complete, white-label ride-hailing solution that ships both Passenger and Driver apps on iOS and Android through a single React Native code-base. Core... (Budget: ₹37500 - ₹75000 INR, Jobs: Android, iOS Development, JavaScript, Mobile App Development, MongoDB, Node.js, React Native, Stripe)

I use Shopify as my storefront and now need it to talk seamlessly with a third-party app we internally call “Buying Commodity.” The purpose of the connection is straightforward: let customers purchase... (Budget: ₹12500 - ₹37500 INR, Jobs: API Development, JavaScript, PHP, Shopify, Shopify Development, Shopify Templates, Web API, Web Development)

Потрібен WordPress-спеціаліст для оптимізації швидкості сайту (конструктор WPBakery + Ultimate Addons для Gutenberg/Spectra, звичайний хостинг) та подальшого створення сторінок послуг. Поточні проблеми:... (Budget: $30 - $250 USD, Jobs: CSS, HTML, JavaScript, Website Development, Website Optimization, WordPress)

The abandoned-checkout sequence that used to fire from our WooCommerce store has stopped. I still see Sendlane working for all other site automations, so the keys and general connection appear solid; only... (Budget: £20 - £250 GBP, Jobs: API Integration, Automation, Email Marketing, HTML, JavaScript, PHP, Software Testing, Troubleshooting, WooCommerce, WordPress)

More details: What kind of website do you need developed? E-commerce Which platform would you prefer for your e-commerce website? Python What core functionality do you need in your e-commerce website?... (Budget: ₹400 - ₹750 INR, Jobs: CSS, Django, Flask, HTML, JavaScript, PHP, Python, Web Development)

I need a full-stack e-commerce site dedicated to selling digital products—think downloadable courses, templates, or software keys. The visual direction is firmly bold and colorful, so the UI should pop while still guiding visitors smoothly from discovery to checkout on both desktop and mobile... (Budget: ₹600 - ₹1500 INR, Jobs: AngularJS, Django, Full Stack Development, JavaScript, Node.js, PHP, SQL, Vue.js)

Single Sales Page Build on WordPress I need a freelancer to build my completed sales page in WordPress. * Template is already done. * All designs are already done. * Copy is already done. * I will provide the completed section designs for reference... (Budget: $30 - $250 USD, Jobs: Conversion Rate Optimization, CSS, HTML, JavaScript, Meta Pixel, PHP, Web Development, WordPress)

We're Spawnrealm Studio (spawnrealm.com), a remote indie game studio. Our game Tiny Tanks is a real-time multiplayer browser game — 2-12 players, authoritative server running at 20 ticks/second. We need ONE senior Node.js backend developer to own our game server... (Budget: $15 - $25 USD, Jobs: API Development, Backend Development, CI/CD, Express JS, Game Development, JavaScript, MongoDB, Node.js, NoSQL Couch & Mongo, Typescript)

I want a sleek, professional-looking portfolio site whose single purpose is to convert visitors into clients. The build starts with just one fully-featured Home page; every key section—hero, recent projects,... (Budget: ₹12500 - ₹37500 INR, Jobs: CSS, Frontend Development, Graphic Design, HTML, JavaScript, Web Design, Web Development, Website Design)

I want an exact, working replica of https://bdgin9.com/#/ — design, functionality, and all on-page content included. Every screen, animation, menu transition, and piece of copy should look and behave just as it does now, while remaining fully responsive across modern browsers and mobile devices... (Budget: ₹600 - ₹1500 INR, Jobs: Backend Development, CSS, Frontend Development, HTML, HTML5, JavaScript, React.js, Web Development)

I have a small batch—fewer than 50 paper documents—that need to be keyed directly into my online system. You’ll receive clear scans of each page, then manually enter every field exactly as shown. No OCR or bulk-import tools here; I want human eyes on every character to guarantee accuracy... (Budget: ₹750 - ₹1250 INR, Jobs: Data Entry, Data Management, Data Processing, JavaScript, MySQL, PHP, Report Writing, Typing)