Web Application is the process of building, testing, and hosting a service, program or software on the web. This example of technology falls under the umbrella of application development, though a Web App Developer is an IT specialist dedicated to specifically working on web based platforms. Web Application development offers plenty of advantages, as a well-executed online platform can increase accessibility, improve workflow, and offer premium user experience. Furthermore, web applications can be designed to function on mobile devices, giving developers and their clients the potential for massive reach.

A Web App Developer is an experienced professional that designs and builds applications for users to gain access to. The components of this application process include developing front end designs and coding pages with coding languages such as JavaScript, HTML/CSS and Python. They also have expertise in setting up server system architecture and interfaces with databases. The services that these developers offer include app design/development, UX/UI development/design, cloud computing integration (such as Amazon Web Services and Microsoft Azure) security testing/validation and quality assurance testing.

Here's some projects that our expert Web App Developers made real:

  • Creating mobile-friendly browser based applications
  • Implementing cloud computing technologies
  • Developing automated systems that integrate machine learning
  • Employing Saas models through efficient management tools
  • Building automated bots utilizing Ocaml
  • Running compatibility tests across a variety of platforms
  • Designing Zoho Creator expert applications
  • Deploying PHP web apps with video tutorials
  • Constructing photo upload/browsing platforms with Flutter

The utility of Web App Developers is proven in the creative works that have been achieved utilizing their skillsets. Professionals in this field work together with clients to create streamlined programs that are tailored to their preferences. By combining their knowledge with client inspiration, these developers have created technology solutions that cover practically every system aspect desired. Putting it simply: when you need an app built quickly with precision, you need a Web App Developer from Freelancer.com. Post your own project today and hire one of Freelancer's knowledgeable specialists to develop your ideas into reality!

From 99,637 reviews, clients rate our Web App Developers 4.9 out of 5 stars.
Hire Web App Developers

Web Application is the process of building, testing, and hosting a service, program or software on the web. This example of technology falls under the umbrella of application development, though a Web App Developer is an IT specialist dedicated to specifically working on web based platforms. Web Application development offers plenty of advantages, as a well-executed online platform can increase accessibility, improve workflow, and offer premium user experience. Furthermore, web applications can be designed to function on mobile devices, giving developers and their clients the potential for massive reach.

A Web App Developer is an experienced professional that designs and builds applications for users to gain access to. The components of this application process include developing front end designs and coding pages with coding languages such as JavaScript, HTML/CSS and Python. They also have expertise in setting up server system architecture and interfaces with databases. The services that these developers offer include app design/development, UX/UI development/design, cloud computing integration (such as Amazon Web Services and Microsoft Azure) security testing/validation and quality assurance testing.

Here's some projects that our expert Web App Developers made real:

  • Creating mobile-friendly browser based applications
  • Implementing cloud computing technologies
  • Developing automated systems that integrate machine learning
  • Employing Saas models through efficient management tools
  • Building automated bots utilizing Ocaml
  • Running compatibility tests across a variety of platforms
  • Designing Zoho Creator expert applications
  • Deploying PHP web apps with video tutorials
  • Constructing photo upload/browsing platforms with Flutter

The utility of Web App Developers is proven in the creative works that have been achieved utilizing their skillsets. Professionals in this field work together with clients to create streamlined programs that are tailored to their preferences. By combining their knowledge with client inspiration, these developers have created technology solutions that cover practically every system aspect desired. Putting it simply: when you need an app built quickly with precision, you need a Web App Developer from Freelancer.com. Post your own project today and hire one of Freelancer's knowledgeable specialists to develop your ideas into reality!

From 99,637 reviews, clients rate our Web App Developers 4.9 out of 5 stars.
Hire Web App Developers

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    72 jobs found

    I'm looking for a skilled developer to help with my booking questionnaire and calendar integration. Current setup: - A questionnaire that calculates total price and total minutes based on selected jobs and vehicle type. - Need assistance in blocking the calendar for the necessary time frames based on the questionnaire responses. Requirements: - Booking should display as: 2 drop-off times, 4 SLOTS per drop-off time. - Must ensure accurate time blocking on the calendar to prevent double bookings. As some appointments can go days long i need the calander to basically bleed over the appointments taking a SLOT from each day needed Ideal Skills & Experience: - Proficient in - Experience with calendar and booking functionalities - Strong problem-solving skills - Attention to detail...

    $30 Average bid
    $30 Avg Bid
    5 bids

    I'm looking for a skilled developer to help with my booking questionnaire and calendar integration. Current setup: - A questionnaire that calculates total price and total minutes based on selected jobs and vehicle type. - Need assistance in blocking the calendar for the necessary time frames based on the questionnaire responses. Requirements: - Booking should display as: 2 drop-off times, 4 SLOTS per drop-off time. - Must ensure accurate time blocking on the calendar to prevent double bookings. As some appointments can go days long i need the calander to basically bleed over the appointments taking a SLOT from each day needed Ideal Skills & Experience: - Proficient in - Experience with calendar and booking functionalities - Strong problem-solving skills - Attention to detail...

    $148 Average bid
    $148 Avg Bid
    24 bids

    I'm looking for a skilled developer to help with my booking questionnaire and calendar integration. Current setup: - A questionnaire that calculates total price and total minutes based on selected jobs and vehicle type. - Need assistance in blocking the calendar for the necessary time frames based on the questionnaire responses. Requirements: - Booking should display as: 2 drop-off times, 4 SLOTS per drop-off time. - Must ensure accurate time blocking on the calendar to prevent double bookings. As some appointments can go days long i need the calander to basically bleed over the appointments taking a SLOT from each day needed Ideal Skills & Experience: - Proficient in - Experience with calendar and booking functionalities - Strong problem-solving skills - Attention to detail...

    $30 / hr Average bid
    $30 / hr Avg Bid
    57 bids
    Lightweight Web PDF Editor
    6 days left
    Verified

    I need a straightforward, browser-based PDF editor that mirrors the simplicity of DocFly but remains lean enough to run on low-cost hosting. The goal is to let a user open a PDF in the browser, make quick changes, then download the updated file—no bloated feature set, just smooth, reliable core editing. Here’s what I’m after: • A single-page web interface (vanilla JS or a lightweight framework is fine) that loads quickly and feels intuitive on both desktop and mobile browsers. • Client-side handling where possible—leveraging libraries like —so server load and hosting costs stay minimal. • Basic edit actions: overwrite existing text, insert new text boxes, reposition elements, and save changes to a fresh PDF. • Clean code, clear comm...

    $304 Average bid
    $304 Avg Bid
    100 bids

    I’m launching a new Shopify store to sell physical products and need a developer who can build it from scratch. The look has to be clean, responsive, and easy for customers to navigate, but the most important part is getting the store structure and key engagement features right. Store structure & categories I already know the products I’ll carry, yet I still need help mapping them into clear, intuitive categories and sub-categories. You’ll set these up inside Shopify so that adding items later is as simple as selecting the right collection. Key features Customer reviews and a wishlist are non-negotiable; please recommend and configure the best-fit apps (Shopify Product Reviews, , Stamped, Growave, etc.) so they match the theme visually and work flawlessly at che...

    $402 Average bid
    $402 Avg Bid
    54 bids

    I have a Base44 application that is already coded for the web and I want it running on my own virtual private server. The VPS is up, secured, and ready—what’s missing is the actual deployment. Here’s what I need to happen: clone or upload the current codebase to the server, install any required dependencies, configure environment variables, link up the database and storage locations I specify, and then expose the app at my domain with an SSL certificate in place. Once everything is live, a short, clear README or set of notes on the steps you took will help me maintain future updates without guesswork. Acceptance criteria • Application loads over HTTPS at the domain I provide. • All existing features work exactly as they do in my local build. • Deplo...

    $22 / hr Average bid
    $22 / hr Avg Bid
    58 bids

    I need a small web application that reads my existing Esri .GDB (fields include State, District, Sub-District, Village Name, PIN, etc.) and presents the data on an interactive map. From a single screen I must be able to: • choose a record either by selecting a PIN or a Village from a drop-down list or by typing into a Google-style search bar, • have the map zoom to that feature and instantly show its attributes, and • generate a printable report that looks and feels like the ones on —PIN is the key detail that must appear. Standard mapping tools such as measure distance/area, pan, and rotate are required. The interface must also let me upload additional layers (KML, JSON, SHP) and, after editing or selecting a feature, download the result in any of those three fo...

    $974 Average bid
    $974 Avg Bid
    38 bids
    Non-Profit Fundraising Website
    13 hours left
    Verified

    I'm seeking an experienced web developer to create a non-profit website focused on fundraising and donations. The site should primarily facilitate recurring donations. Key Requirements: - Secure recurring donation setup - User-friendly navigation - Mobile-responsive design - Donation tracking system - Set up website for optimization Ideal Skills and Experience: - Proven experience in developing non-profit websites - Strong understanding of secure payment systems - UI/UX design proficiency - Experience with donation tracking tools Please include detailed project proposals in your application.

    $35 / hr Average bid
    Urgent
    $35 / hr Avg Bid
    212 bids

    Hi, I please need a relatively simple application constructed for video-based golf club tracking and analysis. Previous attempts have been partially successful, so there is some work there that can be referenced and potentially utilized. A standard 2D camera and video are all that are required for acceptable application performance. Simple marker tracking is planned at this time, comprising two visible markers placed at determined, measured locations on a club to be tracked by users. Original videos input into the needed application will be relatively short, limited to perhaps a few seconds or less. The application will initially need to reformat videos to include frame numbers for user and application referencing. After careful examination of the reformatted video by a user as instruct...

    $800 Average bid
    $800 Avg Bid
    100 bids
    $78 Avg Bid
    23 bids

    The project consists of the update and redesign of the products section of the website of a company dedicated to the manufacturing of industrial instrumentation, with the aim of improving user experience, information structure, and access to technical documentation. The proposal includes the restructuring of the main navigation menu, so that when hovering over the Products option, a dropdown menu displays the three main instrumentation variables: Pressure, Flow, and Temperature. Each variable will lead to a visual catalog showcasing the different related product families. Within each variable, users will be able to select a product family (for example, Gauges), which will redirect them to a product listing page displayed in a card-based layout, including product images, model names, and ...

    $1643 Average bid
    $1643 Avg Bid
    231 bids

    I have a fully functional ASP.NET Core API ready to go and now need the React layer that brings it to life. For the first release only administrators will log in, manage artist records, and review user activity, so the UI can stay focused on that role. Here’s what I need built over the next 4-6 weeks: • A responsive React interface (hooks, functional components, TypeScript) • Secure JWT authentication with login, refresh, and clean handling of loading or error states • Admin dashboard pages for viewing and editing artist profiles, uploading images, and browsing gallery thumbnails • Seamless API integration via Axios or Fetch, wired to the endpoints I’ll supply • File upload flow (ideally prepared for S3 or DigitalOcean Spaces later) • P...

    $17 / hr Average bid
    $17 / hr Avg Bid
    48 bids

    I have a fully functional ASP.NET Core API ready to go and now need the React layer that brings it to life. For the first release only administrators will log in, manage artist records, and review user activity, so the UI can stay focused on that role. Here’s what I need built over the next 4-6 weeks: • A responsive React interface (hooks, functional components, TypeScript) • Secure JWT authentication with login, refresh, and clean handling of loading or error states • Admin dashboard pages for viewing and editing artist profiles, uploading images, and browsing gallery thumbnails • Seamless API integration via Axios or Fetch, wired to the endpoints I’ll supply • File upload flow (ideally prepared for S3 or DigitalOcean Spaces later) • P...

    $18 / hr Average bid
    $18 / hr Avg Bid
    31 bids

    I have a fully functional ASP.NET Core API ready to go and now need the React layer that brings it to life. For the first release only administrators will log in, manage artist records, and review user activity, so the UI can stay focused on that role. Here’s what I need built over the next 4-6 weeks: • A responsive React interface (hooks, functional components, TypeScript) • Secure JWT authentication with login, refresh, and clean handling of loading or error states • Admin dashboard pages for viewing and editing artist profiles, uploading images, and browsing gallery thumbnails • Seamless API integration via Axios or Fetch, wired to the endpoints I’ll supply • File upload flow (ideally prepared for S3 or DigitalOcean Spaces later) • P...

    $1042 Average bid
    $1042 Avg Bid
    60 bids

    I need a basic arithmetic calculator built using HTML, CSS, and JavaScript. The calculator should support all basic operations: addition, subtraction, multiplication, and division. Key Features: - Basic arithmetic operations: +, -, ×, ÷ - Percentage calculations - Clear (C) and Clear Entry (CE) buttons Ideal skills and experience: - Proficiency in HTML, CSS, and JavaScript - Experience in building interactive web applications - Attention to detail and clean UI design

    $17 / hr Average bid
    $17 / hr Avg Bid
    66 bids
    Rebrand My Wix Template
    5 days left
    Verified

    I have a ready-made Wix template that needs to be fully dressed in our own look. The structure can stay almost exactly as it is, yet every visible element must reflect our brand: a strong blue primary with clean white as the secondary accent. Colour schema can be picked up from brand logo that will be provided. What I will hand over • High-resolution logo files • All replacement imagery • Any copy changes you need for headings or body text What I need back • Backgrounds, buttons and all text styles recoloured to the brand's colour. • Two call-to-action buttons added to fit the new flow • All placeholder images swapped for the ones provided, properly cropped and optimised • A published preview link (or work directly inside my Wix acc...

    $145 Average bid
    $145 Avg Bid
    120 bids

    I am looking for a developer to create a digital version i.e. an app of medical paper form for patients. The goal is to input data via a user-friendly interface (Web App or Windows App) and generate a PDF report at the end. The main goal is to make it user friendly but do not change the content. The next important step, is to make this app have a login feature to save the data entered for each patient into an exportable list of total patients.

    $422 Average bid
    $422 Avg Bid
    71 bids

    I’m looking to have a commercial-grade loan origination system built that centres on risk assessment and underwriting. The platform must comfortably process both Business and Real Estate loans from first touch through credit decision, so workflows, data models and scoring logic should be tailored to those two products. Core scope The heart of the build is an automated underwriting engine―collecting applicant data, applying credit policies and spitting out decisions or stipulations in a clear audit trail. Everything else (intake forms, document upload, status tracking) should orbit that engine so our credit team can step in only when a manual override is needed. Deliverables • A web-based application with separate workflows for Business and Real Estate loans • Config...

    $12785 Average bid
    $12785 Avg Bid
    215 bids

    I recently moved our 20-year-old automotive forum from vBulletin 4 to XenForo and everything is running smoothly on CloudLinux v9.7.0. The last piece still stuck in the past is our Photopost gallery. All photos, captions and user comments sit in that ageing MySQL database, tied to the old vBulletin user table. I need those images living in a modern, fully supported gallery that: • keeps the same single-sign-on with XenForo users (no extra log-ins) • preserves existing photo comments and album structure • presents the pictures in a clean carousel / slideshow view I’m open to whichever tool makes the most sense—XenForo Media Gallery, an external PHP/SQL package, or another solution—as long as it installs cleanly on CloudLinux and has an active support c...

    $763 Average bid
    $763 Avg Bid
    298 bids

    I'm looking for a smart way to simplify our daily routine. The goal is a complete system that manages the entire company, from creating product delivery routes to reduce delivery time, to creating an ordering system that helps sales representatives. Here's what the first version needs to include: • Online bookings, accessible via mobile phone and the clinic's website. • Real-time dentist availability management, with blocking of already booked slots. If you have already developed something similar for a commercial product sales company, that experience will be very important to my decision. Feel free to mention the technology stack you prefer (e.g., Laravel, Django, Node.js, Flutter, React, etc.) and any integrations you have already used — WhatsApp Busin...

    $444 Average bid
    $444 Avg Bid
    115 bids

    I'm seeking a skilled designer to refine my current website for my art business. The goal is to enhance the layout and overall aesthetic, making it more elegant and sophisticated. Key tasks include: - Refining the existing layout. - Improving the overall aesthetic appeal and sophistication. - Adding a professional footer with contact information and social media links. Ideal skills and experience: - Proven web design expertise, especially for art or creative businesses. - Strong portfolio showcasing elegant and sophisticated designs. - Proficiency in layout refinement and typography. Looking forward to your creative touch!

    $364 Average bid
    NDA
    $364 Avg Bid
    251 bids

    I want to launch a clean, modern media-focused site that will let me showcase both videos and high-quality images. My priority is an intuitive layout where visitors can quickly browse visual content and play clips without distractions. I’m happy to hear platform suggestions—WordPress, Webflow, custom code—whatever achieves smooth playback, quick load times, and an easy back-end for future uploads. Alongside the site, I need professional email addresses on the same domain fully configured (DNS, MX, SPF, the works) so I can start corresponding from day one. Deliverables I’ll review for acceptance: • Live, mobile-responsive website centred on media content (videos + images) • Admin area or CMS instructions showing me how to add new items myself •...

    $55 Average bid
    $55 Avg Bid
    37 bids

    I need a brand–new website built from the ground up and I’m still at the blank-canvas stage, so I’m looking for someone who can guide the entire process—strategy, design, development, and launch. Because I haven’t finalised the site’s exact purpose or collected copy and imagery yet, your ability to suggest the right platform (WordPress, Webflow, Shopify, or another you prefer) and an intuitive content structure will be essential. What matters most is a polished, responsive design that loads quickly, is easy for me to update afterward, and comes with the basic on-page SEO foundations so it can start ranking from day one. If you have a proven process that covers user-friendly wireframes, attractive UI, clean code, and a smooth hand-over, I’m ready...

    $135 Average bid
    $135 Avg Bid
    86 bids

    I recently discovered that my Moodle site isn’t capturing student progress the way I expected. I need a developer who can step in, fine-tune the platform, and make sure every activity is logged automatically—no more manual workarounds. What has to happen • Moodle must record progress in real time for Assignment completion, Quiz scores, and overall Course participation. • Each student should be able to open a personal report that shows exactly where they stand. • On the admin side, I need a consolidated view so I can spot trends and intervene early. Whether you build this as a custom dashboard, extend the existing Completion Report, or leverage configurable reports is up to you—just keep it intuitive and lightweight. Key points – Your solutio...

    $145 Average bid
    $145 Avg Bid
    18 bids

    I want a Blazor WebAssembly application that my team can run entirely in the browser while still taking advantage of .NET on the back end. The project’s focus is an internal business app, so security, speed, and a clean code-base are more important to me than public-facing design polish. Core features I need working from day one: • User authentication – sign-in, sign-out, role-based access, and token refresh handled with ASP.NET Core Identity or another proven library. • Data visualization – interactive charts and tables (think , Plotly, or the built-in Telerik/Syncfusion components if you prefer) driven by live data pulled from our existing APIs. • File uploads – drag-and-drop or standard picker that writes to a secure storage endpoint, then d...

    $495 Average bid
    $495 Avg Bid
    26 bids

    My current Wix site doesn’t let my promotional videos shine, so the first order of business is an upgrade that delivers cinema-level quality without slowing anything down. Video quality and presentation sit at the top of my priority list, yet speed, optimisation and a polished cross-device experience remain just as critical. What I need you to tackle: • Integrate high-resolution promotional videos on the homepage and selected inner pages, using the best combination of codecs, adaptive streaming, thumbnails and lazy-loading to keep everything fast. • Optimise overall site performance—minify code, compress images, refine fonts and leverage Wix speed tools—so the site scores well on both desktop and mobile. • Refresh the visual design where necessary to...

    $85 / hr Average bid
    $85 / hr Avg Bid
    80 bids

    I need a small suite of web-based CRM platforms built from the ground up, each powered exclusively by Emergent AI. Every app in the suite must be built using ONLY THE EMERGENT AI APPL BUILDER. The app must be created in small sprints with chatgpt generated sprint descriptions.

    $20 / hr Average bid
    $20 / hr Avg Bid
    100 bids
    Square Online Ordering Setup
    4 days left
    Verified

    I already run a restaurant on Square POS and now I’m ready to let customers place pickup orders from our own Square Online site. I need someone who knows the Square ecosystem inside-out to: • build and brand the Square Online ordering page so it matches our existing look • import and organize my current Food and beverages menu (modifiers, combo options, taxes, etc.) • configure pickup-only fulfillment settings, hours, and prep times • connect payments, receipts, and order tickets so everything flows back to the POS smoothly • walk me through basic edits afterward so I can keep the menu up to date If you’ve set up Square Online for restaurants before and can complete this end-to-end without disrupting daily service, I’d love to get starte...

    $532 Average bid
    $532 Avg Bid
    155 bids

    Looking react developer to design and development of a modern, responsive, and high-performance web application using React.js The work will involve UI development, API integration, and performance optimization. The website will communicate with backend services through RESTful APIs to fetch and manage dynamic data. Performance optimization techniques such as lazy loading, code splitting, and memoization will be applied to ensure fast load times and smooth interactions.

    $22 Average bid
    $22 Avg Bid
    62 bids

    Hello, I would like to explain our website project so you have a clear understanding of what we are looking for. The website is for a security education and training institute that offers multiple preparation courses in the field of security. The exact course topics and subject areas will be provided to you separately at a later stage. Our main goal is to create a modern, clean, and easy-to-understand website that presents the courses clearly and professionally. The site should be visually appealing and user-friendly, with a strong focus on clarity and trust. An important requirement is that the website must be available in four languages: Arabic German English Russian The language switch should be simple and clearly visible. You are welcome to use images and videos from the inte...

    $15 / hr Average bid
    $15 / hr Avg Bid
    116 bids

    Job Description I’m looking for a dedicated, experienced web developer to take over and continue development of an existing web app in the wellness / personal development space. This is not a one-off task. I’m looking for someone who can commit to the project, take ownership of implementation, and help shape a polished, intuitive user experience. The core concept, structure, and flow of the app are already defined. Current Status The project is already in development Initial setup and first functionality are live on Netlify A basic blog structure is in place The developer who started the project (a trusted friend) can walk you through the current codebase and architecture What’s Already Prepared: A detailed Canva prototype outlining: App flow Screen-to-screen navigat...

    $2241 Average bid
    $2241 Avg Bid
    201 bids

    I need a small, self-contained website that mimics the official JEE (Main) score-card page but runs entirely offline on Windows. When I open the in any browser it should display an authentic-looking result with the subject-wise scores and corresponding percentiles I choose to hard-code or edit later. Key points • Platform: Windows only—no server setup; just double-click to open. • Format: Standard HTML web page styled with CSS (a little JavaScript is fine for neatness, not required for dynamic calls). • Data shown: Subject scores and their percentiles; no rank, category, or personal photo—those sections shouldn’t appear. Deliverables 1. , accompanying CSS, and any local assets (logo, fonts) packaged so they load from the same folder. 2. A sho...

    $101 Average bid
    $101 Avg Bid
    25 bids
    Modification on Wix website
    3 days left
    Verified

    I need a small but tidy tweak to my W ix site: I need to add a page (attached the word document). That’s it—single-page, single-element work. If you know your way around Wix (classic or Wix Studio/Velo) this should be straightforward.

    $48 Average bid
    $48 Avg Bid
    139 bids

    Our perinatal care application runs on the classic .NET Framework with an MVC architecture over a MySQL data store. The current print-friendly forms for the patient’s perinatal history are only half wired: the controller does not yet retrieve every field we need and the Razor templates themselves need several small layout tweaks. The assignment is to: • extend the existing controller so every relevant perinatal-history field is queried from MySQL, mapped to the correct view model, and passed to the view • refresh the print templates (we already have them, they just need updates) so the output matches the supplied layout exactly, including headers, footers, and page breaks • run through enough test cases to prove data integrity and visual consistency across common...

    $38 Average bid
    $38 Avg Bid
    59 bids

    I'm seeking an experienced web developer to create a booking and reservations website for my hotel. The site should include: - Room availability calendar - Online payment processing - Booking confirmation email - Comprehensive room information - Hotel address and detailed description Ideal skills and experience: - Expertise in developing booking websites - Strong knowledge of online payment systems - Experience with email notification systems - Ability to create user-friendly, informative layouts Please provide examples of similar work done.

    $590 Average bid
    $590 Avg Bid
    112 bids

    I'm looking for a skilled web developer to create an informational website for my business. The site should also facilitate appointments and cater to a diverse audience including the public, businesses, and families. Key requirements include: - Home page with quick views of services and common questions - Services page with detailed descriptions of services - Online booking system - Customer login portal with secure document upload - Contact forms - Built in estimator to receive immediate quotes - Built using Squarespace Ideal candidates should have: - Experience in building informational websites - Proficiency in integrating online booking systems and customer login portals - Strong understanding of UI/UX for varied target audiences - Experience and understanding in SEO for website...

    $271 Average bid
    $271 Avg Bid
    84 bids
    AI Visibility Score Portal
    3 days left
    Verified

    I’m building a web-based portal where my clients can log in with a simple email-and-password account and immediately see how visible their site is to AI models. The core of the app is a real-time visibility score that refreshes automatically while they’re on the dashboard, so there’s no need for manual page reloads or scheduled reports. Here’s the flow I have in mind: • Secure sign-up / log-in (email + password) with best-practice hashing, optional 2FA toggle for future expansion. • An input field where a client adds or selects their domain. • Server-side process that calls the visibility-scoring engine (feel free to recommend Stack – Node/Express, Django, or another modern framework is fine) and streams the latest score back through...

    $1953 Average bid
    $1953 Avg Bid
    137 bids

    I'm currently facing a problem with the login functionality of my website/application. It was working fine, after some server side upgrade(php) from my hosting company this issue started. While creating user registration the pages get skipped and not getting completed. This needs to be fixed. After fixing other few automation should also be done. Below are the detail: • Fix Registration – Activate user signup/login (for two websites (1 with exe file) - stopped working after hosting/php upgrade). • Modify Admin Panel – Show total users, course-wise stats, expiry list, manual activation/deactivation, etc., and 100-day course expiry logic. • Paid Course Automation – Auto-activate courses via Razorpay web hook (razorpay account available) + WhatsApp wel...

    $63 Average bid
    $63 Avg Bid
    56 bids

    I'm looking for a comprehensive online counselling platform for individual therapy sessions. The platform should be integrated with Zoom and include the following features: Appointment Scheduling: Clients should be able to book sessions easily. Payment Processing: Secure payment gateway integration. Session Notes Storage: Secure storage for therapist notes. Ideal Skills and Experience: Experience in developing online therapy platforms. Familiarity with Zoom integration. Strong background in secure data storage and payment processing. Please provide examples of similar work done.

    $1087 Average bid
    $1087 Avg Bid
    258 bids
    Rapid Wix Site Revamp
    2 days left
    Verified

    Wix editor fast and efficient on demand with set task list

    $23 / hr Average bid
    $23 / hr Avg Bid
    250 bids

    I already run a fully working web platform (frontend + backend + database + APIs). I am launching a second platform based on the exact same structure but a new use case. Your task is NOT to build everything from scratch. Just replicate a working system with some changes. I will provide: - Full frontend (HTML/CSS/JS) of the new site - Full backend source code of the existing platform - Database schemas - API endpoints - Hosting access - Clear documentation of what to remove / modify / add (only a couple of things) You will essentially clone the existing system and adapt it for a new use case. What Needs To Be Done 1. Platform Clone Duplicate existing codebase Update branding (name, logo, colors) - already done in frontend of new website Remove unused modules/fields from admin (I w...

    $174 Average bid
    $174 Avg Bid
    56 bids
    Cash app ipa
    2 days left

    1 с приложения ипа файла нужно снять иконку с паролем которая на скриншоте 2 нужно сделать так что бы сума которою я буду водить при отправки менялась с точностью везде 3 те имена которые я пишу с генератора имен при поиске что бы высвечивалось рандомные аватарка примеру вымышленых людей 4 нужно это все сделать и собрать ипа файл что бы его можно было установить на айфон через sidleloadli продбное опиши в сообщениях

    $133 Average bid
    $133 Avg Bid
    21 bids

    I'm looking for a skilled software engineer to develop a web-based decision‑grade feasibility platform. The goal is to deliver site clarity in minutes. This is an MVP—not a marketing site—and must be designed for speed, trust, and paid usage. Key features include: - Search functionality to easily find content - User registration/login for personalized access - Content management system to manage and update information The ideal candidate should have: - Experience in web application development - Strong knowledge of content management systems - Proficiency in implementing secure user authentication Please share your portfolio and relevant experience. Looking forward to your bids!

    $840 Average bid
    $840 Avg Bid
    226 bids

    I have a fully-functioning utility app sitting inside Google AI Studio and I’m ready to put it in front of real users. Your job is to move that build into a live web environment, wire up every external API it depends on, and lock down all sensitive keys using an API Key strategy. Here’s what I need from you: • Set up a production-grade hosting workflow that pulls my current Google AI Studio project, converts it into a public web app, and assigns it to my custom domain. • Integrate each existing API endpoint exactly as it works in the dev environment, verifying request/response flows end-to-end. • Store and call API keys securely—env variables or a managed secrets service are fine, as long as they never surface in client-side code or version control. ...

    $259 Average bid
    $259 Avg Bid
    102 bids

    Connecting Game products on Web Application

    $41 Average bid
    $41 Avg Bid
    52 bids

    My React web application runs flawlessly in Replit’s development preview, yet the production deployment comes up as a blank, black screen with no errors showing in the console. All dependencies install without complaint, the build command completes, and the Replit “successful deployment” message appears—but the live URL remains empty. I need someone to trace whatever is breaking between build and serve, adjust the configuration (whether it’s a routing issue, environment variable, build script, or static hosting quirk), and leave the project in a state where the production instance renders exactly what the preview does. What you’ll hand back to me: • A working Replit deployment URL that loads the React app correctly in production. • A brie...

    $37 / hr Average bid
    $37 / hr Avg Bid
    158 bids

    I’m building an early-stage, cloud-based B2B platform focused on modernizing finance and operational workflows for growing companies. This is not a simple CRUD app or a one-off website — it’s a systems-driven product where data accuracy, architecture, and scalability matter. I’m seeking a senior full-stack engineer to collaborate on the architecture and MVP build of the platform. The right person will be comfortable working in ambiguity, helping shape technical decisions, and building clean, extensible systems from the ground up. What you’ll be working on (high-level): • Designing a scalable backend (APIs, data models, integrations) • Building a secure, role-based web application • Creating foundational workflows and dashboards • Layi...

    $12226 Average bid
    $12226 Avg Bid
    205 bids

    My PHP-based app suddenly throws “Expected response code 235 but got 535 – Authentication credentials invalid” every time it tries to send mail. I already updated the SMTP username and password, yet both LOGIN and PLAIN still fail. What I need from you is a rapid deep dive into the SSL/TLS handshake, the SMTP dialogue, and any server settings that might be blocking correct authentication. I’ll grant temporary access to the mail-sending config and stream live logs; I can also run telnet or openssl commands on demand so you can trace the exact exchange. Deliverables • Identify the precise cause of the 535 failure • Implement or walk me through the fix until a test message returns code 235 (success) • Provide the confirmed working host, port, e...

    $45 Average bid
    $45 Avg Bid
    89 bids

    I am fairly new to web app development and am currently working on my own project where I'm semi-vibe-coding in React. The app is a multivendor, cryptocurrency marketplace. I'm at the stage now where I've got my head around alot of concepts and everything is taking shape but I am now looking for an experienced, UK-based dev to sit with me in person and do a casual, loose review of my codebase structure, point out anything that would make it better and answer some questions that I have to fill in holes in my knowledge. My current setup: - React frontend (will eventually transition to NextJS) - NextJS backend - Github Ideally, I would also like this task to possibly open up the door to ongoing work on my project for the freelancer I award the project to. The reason I ...

    $934 Average bid
    $934 Avg Bid
    67 bids

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