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    5,907 website and app frontend and backend jobs found, pricing in USD

    I need a PWA version of my website ([login to view URL]), but this project is just the checkout part of it and I want a website following all the PWA guidelines and be incredible fast. Scoring at least 90 at pageinsights. All backend stuff I will provide, so I need just the frontend: html / css / javascript / configuration for PWA / serviceWorkers /

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    The frontend designer and developer 1. must be able to convert PSD to HTML with material bootstrap controls 2. Create Complex javascript solutions like [login to view URL] table 3. Create application inner pages Sample page attached ; more details in chat. Immediate start, Max budget $300

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    I need a Json Python expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

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    I need a Json Python expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

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    Build the HTML & CSS frontend of 3 responsive pages (I already have the design). You must use Bulma ([login to view URL])

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    ...phases: First phase: We need to copy a landing page, develop a backend admin panel and client panel using provided API (exactly like given example sites with little modifications). The current bidding will be for this phase. Second Phase: Copy multiple landing pages over a period of time, and integrate it with the client/admin panel. I would prefer to

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    ...management application. The backend API is complete. We need you to build the corona front end which simply sends and receives JSON from the backend and displays it to the user and a small amount of native functionality. The app needs to be integrated with 'appodeal' (a corona advertising system). No design work or backend work needed. ...

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    If you understand the name of the project and have experience working with these technologies then you're probably a good fit for the project. We're developing a web application which will host educational resources including, but not limited to flashcards, multiple choice questions, and exams.

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    ...aufbauen könnten. Unsere Anforderungen: - Praxiserfahrung in Frontendendentwicklung - Kenntnisse von Backendintegration - Beratung und Unterstützung bei der Erstellung der Website - Zeitnahe Bearbeitung der Aufgabe - Qualitätsbewusstsein, eigenverantwortliches Arbeiten und Lösen von Problemstellungen - Gute Deutschkenntnisse Gerne würden wir Deine Arbeit

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    Hello, We have a project nearing completion that we have a few details left to complete. We are looking for a front-end react specialist to make a few front-end changes and change a few less classes.

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    I have a frontend website templates Who wants from me ??? Who sells for me

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    want a JavaScript front end developer who can work on SVG map.

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    Modify Backend Website Cake PHP Group1

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    Frontend developer javascript html5 css Experienced available

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    Hi, I have a static html/css template (this is ready) made for a ringtones Database that I would like to connect with data stored in DB in CSV format. (this is what needs to be done) There are around ~10 fields (name, description, tag, filename) per ringtone that need to be injected from CSV DB into the HTML/PHP page. Please let me know if you have any question. (Budget 50-75USD) cheers Dan

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    A similar example can be found here: [login to view URL] We wa...information, also connect to other APIs from other sites to collect information we need to display on our frontend) - Frontend - PHP/MySQL - Backend - PHP ( here we can see some basic statistics about our website, we can see how many listings we have and we can add new listings )

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    ...son Swift coders Backend coders HTML coder Especialista en algoritmos Ofrecemos Contrato pro bono de 20 mil dólares y shares de la compañía Soporte amigable y solución de dudas Horarios flexibles y el ambiente mas new age Requisitos: Conocimiento sobre Swift, Python, Javascript, Ruby Si manejas algún lenguaje de backend o frontend pero n...

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    I am gonna build web pages. Skills: ReactJS , AngularJS

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    ...Landing Page 2. Register and Login (forgot password and email validation) 3. Dashboard 4. Coins 5. Exchanges 6. Configure Alert 7. History 8. Profile The selected designer will be given mock-up (drawing) and it will be similar to [login to view URL] The designer must have good javascript skills; Immediate start. and complete in next two

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    We are planning to start a app for which we need Java backend developer for server developer parts. 1. Java development on our web services stack. In particular SpringBoot. 2. Use backend databases -- Oracle, MySQL, elastic search, Druid 3. Amazon EC2, SNS, S3 4. GIT Budget 150$ Deadline 10 days Thank you

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    ...database contains information about a digital signage system and the interface will allow to: manage monitors manage slideshow (shows) manage time schedule of shows (channels) assign monitors to time schedule (channels) Manage is very simple, each object of the database has relations and attributes that should be managed by the web interface. at the

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    I have found little bugs in my code. As our business gets larger, so do the bugs. I need somoene to ...found little bugs in my code. As our business gets larger, so do the bugs. I need somoene to clean up sloppy code and database setups so we can have less issues :) These errors include emails, database changes, admin panel work not working and more.

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    We would like to expand our frontend team with an additional developer. Requirements: High skills in Angular (V6), HTML, SCSS, UI, UIX

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    We would like to expand our frontend team with an additional developer. Requirements: High skills in Angular (V6), HTML, SCSS, UI, UIX

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    ...for an experienced frontend engineer to our team, initially for 2-3 months but with possibility to stay longer. What's the deal? You are going to develop responsive web interfaces, create some custom elements, pull information from different remote services and sources, write unit tests, architecting a system in a component and reusable manner. Technical

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    ...a Web App in React / Redux with a Firebase Database. We are a small digital product builder from Berlin, Germany and are looking for support in building out a web app to complement our existing mobile app. Our main product is a mobile app for users to be coached by professional fitness coaches. The coaching consists of workout exercises and food

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    Further develop on the API by adding user login and authentication functionality, lint and comment code using supplied convention. (use NodeJS + ExpressJS / other suited libraries) Develop frontend application to serve backend, ideally single page application with main page, registration and log in modal) and an extra page which can only be accessed once

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    ...procedure and fill out the attached basic info sheet in COMPLETION, and follow its instruction to provide us all the required information, before we can consider your candidacy. It is mandatory. We are looking for right web developers (and mobile app developers later) to work on two projects. We’ll deal with the developers directly, and allocate our

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    I have a Drupal website that will need to be optimized for SEO purposes and redesigned to get better UX response. In addition there is a WP under /blog folder. Is possible i would need to know a way to show latests WP posts on Drupal's homepage, for instance.

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    Hiring a back end php api developer

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    ...set up the backend stores there and extensive amount of work has been done and tested and we have used on one website for a long period of time now, moving forward we have now set up an API so the same system can be installed on other websites, currently the backend is set up and working so it auto creates new backend, however is no fro...

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    ...be blocked and the freelancer in my blacklist (happened before). I'll only discuss details about the project here. - I'm looking for a freelancer, not a company, for a long-term partnership in projects I need help with. For a new project, I need a frontend developer for a Vue + bootstrap project. It will make use heavily of data tables, and JWT authentication

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    We need an HTML developer on urgent basis who can sit and work in our office and should be proficient in: - Making bootstrap and responsive design - Should have command in Angular JS, HTML, CSS, JavaScript - Should have minimum 2+ years of experience and should have worked on HTML multiple projects PLEASE READ THIS BEFORE APPLYING: Only people located

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    My website is programmed by PHP coding I have a ready made backend, So I need to add a feature that allows me to add albums that includes pictures & I have the ability to Add/ edit/ delete photos from the albums then to be previewed in the frontend in the gallery page. text me to provide u the exact example that I need Note: Please be accurate In

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    ...additional work if all goes well. Tech Stack: - Frontend: React, Redux, Redux-Form - Backend: Express API (No SSR needed for first cut), PassportJS (or Similar for Registration / Auth ), MondoDB Needs to be responsive (current designs are responsive) We are building a web marketplace for Homeowners and Cleaners to connect. The first slice is very minimal:

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    Need an Advanced Frontend PHP designer to change the outlook and order of the checkout set in my Woocommerce. Optimized the outlook of our checkout pages.

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    we need backend only - with fields of clients and cost each service we have. so it need be super easy - names and details of the client and some information about his services and special cost he takes each service. each client has a different price for each service. how many services? no more than 10.

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    Watt-Now is looking for a creative software developer ...who can work independently; takes the lead in further developing our off-grid energy planning software. We are looking for someone who can balance costs, milestones and technical depth; and is able to build upon our existing system with React.js. Workload will initially be ±4-12 hours a week.

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    I need my website re-configured. Iam using a wordpress theme and I need the following fixes in the theme. The theme I am using is called freelanceengine by enginethemes. If you have an experience in this theme it’s a plus. The developer must be expert im Wordpress syntax and have a great backend coding experience. ****404 ERROR ON FREELANCER SIDE:

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    Hello, we have a ready admin template and need you to restyle it based on our wishes. We then need you to connect our existing API (JSON based) with it to make the whole website look fluent all in one. We also need you to parts of the backend, such as development. The webserver should be a bottle based Python webserver. Database will be redis.

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    Sometimes magento navigation frontend and backend is very slow. Database query are very slow. I think there are many process that slow magento

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    ...[login to view URL] and having few of the social interaction features like instagram & snapchat. Apart form this there will be some additional features like the user level subscriptions + memberships, enhanced user profile page, service booking, chat/messaging, paid audio & video call session bookings. This project needs to have fully responsive website frontend+backen...

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    We're a fast-growing blockchain company. We're looking for an expert level Python Developer to join us. Required - Python (5+ years) - REST API's (5+years) - MongoDB - Flask - Github - AWS Plus - Parallel/distributed computing - High load web projects - Complex algorithms

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    Hi, We are looking for PHP developer who can create the backend for our mobile application. Just only looking for senior level Codeigniter developer. Thanks.

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    Needs to be build standalone website based on Laravel plus Bootstrap 4.

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    Hi, I am looking for a front end developer with a solid Photoshop expertise to develop my website. I have the JEPGs and PSD design files ready with me. I would like it be fully responsive for all type of devices, cross browser compatible and pixel perfect according to the JPEG files. I would accept only the 100% perfect in terms of the design as

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    This is a record store project. The backend is Spree with React as the front-end. Need an experienced React/Redux RoR developer to upgrade the code to replace pagination module to infinite scroll, add Wavesurfer/Soundmanager to the footer that would get the preview from the product page, and some CSS3 animation on transition I would let you on to the

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