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    1,476 freelancer backend developer travaux trouvés au tarif de EUR

    I need you to develop some software for me. I would like this software to be developed using PHP. Want to develop system simile to [se connecter pour voir l'URL]

    €1624 (Avg Bid)
    €1624 Offre moyenne
    88 offres

    ...YOU. AND IF YOU DO NOT AGREE TO ALL THE FEATURES AND COST OF PROJECT, PLEASE DO BID. PROJECT TASKS: (See Full Details in the attached file) IMPORTANT: You must he NODE.JS Developer. We want to revamp our existing Cryptocurrency (ICO) website ([se connecter pour voir l'URL]), optimize it and upgrade to the latest modern site and technology. There are quite a few

    €458 (Avg Bid)
    €458 Offre moyenne
    15 offres

    I am looking for a senior java backend developer to update my existing application. This is ongoing project and I will give more tasks after complete first task.

    €17 / hr (Avg Bid)
    €17 / hr Offre moyenne
    66 offres
    Enchance website UI/UX design 3 jours left
    VERIFIÉ

    We are looking for a developer that can redesign the UI/UX for one of our products (Saas website). It needs to look very professional. We are currently a company of 15 people, mostly backend developers, we lack a frontend developer with design skills and we are hoping to find it here. The freelancer needs to know html, css and VueJS to work on the

    €431 (Avg Bid)
    €431 Offre moyenne
    40 offres
    Build existing app backend 3 jours left
    VERIFIÉ

    phase 1- I have a Android version of a photo printing app readym the backend is also ready but it is not up to my requirements. I require a fresh backend as per my requirements. phase 2 - I need the website version of the app phase 3 - I need the iOS version of the app. very rigid on budget so please bid only if you are ok with the budget set

    €537 (Avg Bid)
    €537 Offre moyenne
    16 offres

    Web App Backend Developer for monthly stipend based out of noida for part time work

    €138 (Avg Bid)
    €138 Offre moyenne
    5 offres
    Beta app tester 2 jours left
    VERIFIÉ

    We are building a mobile application which is linked to a backend admin panel. We are in need of some experienced application testers to go through the app with a fine eye and spot any errors in the app or things which may need improving before the application is marketed. The right freelancer will: - have a fine eye for detail, -be able to run a series

    €520 (Avg Bid)
    €520 Offre moyenne
    44 offres

    ...looking for an experienced Xamarin Developer who is knowledgable on Push Notifications to implement into current app. Experienced, Knowledgeable, Resourceful and must have good profile on Freelancer. Must have experience of developing in [se connecter pour voir l'URL], [se connecter pour voir l'URL], [se connecter pour voir l'URL] App and Web is synced so ba...

    €158 (Avg Bid)
    €158 Offre moyenne
    17 offres

    I want some code to be reviewed for my startup company's website. I would also like to hear better implementations for the code if possible.

    €321 (Avg Bid)
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    5 offres

    ...looking for a Freelancer and Experienced Ionic 2 Developer. We have a running app on Ionic 2 on Android and iOS. The app is used by an organization for Communication with its employees. It has basic features like publish organizational News, Announcement, Upload Image and Videos, Push Notification etc. We are using Core PHP for the backend. We are looking

    €137 (Avg Bid)
    €137 Offre moyenne
    5 offres

    ...on the App Store and we need to recreate the same code with react native so we can deploy the app onto android and iOS devices. Backend of app is currently in firebase, we need the app to function with our firebase backend and website the same way it currently functions. All coding and work needs to be done in react native, no exceptions. We have the

    €1054 (Avg Bid)
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    63 offres
    Ionic Developers required S'est terminé left

    ...looking for a Freelancer and Experienced Ionic 2 Developer. We have a running app on Ionic 2 on Android and iOS. The app is used by an organization for Communication with its employees. It has basic features like publish organizational News, Announcement, Upload Image and Videos, Push Notification etc. We are using Core PHP for the backend. We are looking

    €348 (Avg Bid)
    €348 Offre moyenne
    12 offres

    1. The website has a ticketing system in the backend. This enabled users to log tickets and our agents could answer. All of this correspondence was kept and stored in a database. Can you advise if it’s possible to delete all of these tickets (email addresses and correspondence). We no longer require this and with all of the GDPR stuff going on it makes

    €167 (Avg Bid)
    €167 Offre moyenne
    10 offres

    IMPORTANT Solo freelancer developers only - we want to establish an ongoing relationship for future projects with a developer. We're not interested in working with teams where the team changes.. We have an existing WordPress plugin that enables companies that build homes to make a WordPress site that their new home owner clients can login to and it

    €27 (Avg Bid)
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    2 offres

    IMPORTANT Solo freelancer developers only - we want to establish an ongoing relationship for future projects with a developer. We're not interested in working with teams where the team changes.. We have an existing WordPress plugin that enables companies that build homes to make a WordPress site that their new home owner clients can login to and it

    €11 / hr (Avg Bid)
    €11 / hr Offre moyenne
    10 offres

    IMPORTANT Solo freelancer developers only - we want to establish an ongoing relationship for future projects with a developer. We're not interested in working with teams where the team changes.. We have an existing WordPress plugin that enables companies that build homes to make a WordPress site that their new home owner clients can login to and it

    €405 (Avg Bid)
    À la une
    €405 Offre moyenne
    21 offres

    Looking for fast and available freelancer (preferred fulltime) with following skills 1. API Integration (BINANCE, Telegram or any chat messangers) 2. Parsing of JSON data and read/write in MYSQL database 3. Integrate the backend (developed by you) with the web design available in bootstratp The application will have two modules Watchlist : it will

    €436 (Avg Bid)
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    33 offres

    Looking for an experienced developer for Shopify backend. We are an electronics distributor (mostly laptops) selling exclusively online, looking for a clean, modern, functional theme that is also responsive. On top of the theme, we are looking to modify our Checkout page however, we only have Shopify Basic plan. Please let us know if this can be done

    €48 / hr (Avg Bid)
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    51 offres

    The project needs a user login front end and a backend database. Needs integration with third-party authentication, specifically Google, Facebook, Ebay, Twitter

    €358 (Avg Bid)
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    33 offres

    Backend Developer/ Server Manager

    €445 (Avg Bid)
    €445 Offre moyenne
    19 offres