Backend Development Jobs

Backend code is the part of a website or application that isn’t visible to the user. The code is a behind-the-scenes part of development, requiring a high level of competency regarding coding and the server that is being used. A backend developer works on the implementation and configuration of systems, and thus provides the building blogs for a website or program.

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    43 trabajados encontrados, precios en EUR

    Necesito crear un automatismo(webhook) con Zapier. Origen Google Forms->Stripe->Twilio->Web->Google Sheets

    €8 - €30
    €8 - €30
    0 ofertas

    Creación de una plataforma tipo MARKETPLACE, el proyecto incluye APP + WEB. La plataforma conecta a personas que ofertan el servicio con personas que desean contratarlo. Para tener desbloqueadas todas las opciones es necesario pagar una membresía. CATACTERÍSTICAS DEMANDADAS PARA LA PLATAFORMA: - La plataforma debe ser totalmente escalable ya que está pensada para...

    €5689 (Avg Bid)
    €5689 Oferta Promedio
    54 ofertas

    APP IOS mô tả từ khóa nhà cái. Cần một bên có kinh nghiệm hoặc đã từng lên app cho nhà cái ......

    €870 (Avg Bid)
    €870 Oferta Promedio
    4 ofertas

    Hi there, I've recently started a small business and I need a native English Speaker an Writer as a virtual assistant for online marketing. This will be a part-time job and those who already have full-time jobs are also welcome as long as you're a native speaker. Please apply with your location and hourly rate. I have attached the document describing the job in details. We will have a d...

    €929 (Avg Bid)
    €929 Oferta Promedio
    15 ofertas

    I'm building a voting web app using: html, css, Javascript, Vue js and Firebase. The app contains a list of songs that users will thumbs up or down (like YouTube comments) and the votes count is stored in firebase data base, all seems working fine but one thing i can't figure out is how to make the color of the buttons change when they get voted and stay changed when the user leaves and ...

    €19 (Avg Bid)
    €19 Oferta Promedio
    5 ofertas

    On a Server a python script is executed for each incoming request from a Website. For example a user submits a number which is send to the server. On the server a python script is executed which scrapes data from the web based on the number. The scraped data will be send back to the webserver and shown to the user. I need one to write the backend which handles incoming requests, executes the pyt...

    €394 (Avg Bid)
    €394 Oferta Promedio
    22 ofertas

    Childsplay, the children’s entertainment app every parent has been waiting for. Play, Watch, Learn. The surge of growth in the Ed-tech industry provides an opportunity for new global unicorns. Childsplay is learning made fun. Focusing at its core a B2B model - enhancing productivity through provision of the Childsplay App for every employee. Childsplay also believes the best teachers sh...

    €2886 (Avg Bid)
    €2886 Oferta Promedio
    35 ofertas

    Genius Money is seeking a Full Stack Developer to produce scalable web application solutions. The successful candidate will be part of a small cross-functional team and will be responsible for the full software development life cycle, from conception to deployment. Initially, this position will be based on a contract term to concentrate on the completed integration of Office 365 and Mailmerge A...

    €28 / hr (Avg Bid)
    €28 / hr Oferta Promedio
    30 ofertas

    I need an iPhone/iPad app. I already have a design for it, I just need it to be built.

    €531 (Avg Bid)
    €531 Oferta Promedio
    32 ofertas

    Develop an admin panel for social media app The main purpose of the admin panel is to support the app’s users: This includes review over user-generated content Key statistics page with integrated analytics. Create user behavior logs can provide you with deeper analytics. CMS: Admin authorization Admins can register, log in, and log out - Log in, log out CMS: Admin management Admin...

    €328 (Avg Bid)
    €328 Oferta Promedio
    13 ofertas

    It requires someone with experience in ecommerce websites to support the design and implementation of an ecommerce

    €55 (Avg Bid)
    €55 Oferta Promedio
    12 ofertas
    Odoo Mobile Integration 5 días left
    VERIFICADO

    I'm looking for an expert to integrate the Odoo Loyalty Feature to a mobile application, as well as a CRM view from the mobile backend database.

    €11 / hr (Avg Bid)
    €11 / hr Oferta Promedio
    15 ofertas

    I need a very fast sneaker-monitor for Discord. The monitor or monitors must support all of the european sneaker shops (Retailer), SNKRS APP backend and Shopify. The picture is an example. I also want a partner for further projects and support.

    €1134 (Avg Bid)
    €1134 Oferta Promedio
    13 ofertas

    I need someone to integrate smart bicycle lock to my admin panel which is a web application, command protocol will be provided!

    €89 (Avg Bid)
    €89 Oferta Promedio
    3 ofertas

    I have an end to end concept website components/architecture in form of a demo site - which are 65% complete to my vision. We need to add 25% more functionality (I doubt we can do 100%). _ These 25% addition meaning researching/ finding/ integrating and demoing that feature in end to end demo site. I am looking for a solid/senior freelancer/team who have capabilities to research and integrate I...

    €473 (Avg Bid)
    €473 Oferta Promedio
    20 ofertas

    Hi! We are starting new VPN service and we need a backend developer. At the moment we have completed design and we are in the process of making full userflow scheme which will be given to you later. Our solution is gonna be based on OpenVPN software, and in future we may add Wireguard as a secondary option. Our goal is to make a VPN service, where an account will be created with one click without...

    €14 / hr (Avg Bid)
    €14 / hr Oferta Promedio
    8 ofertas

    Im looking for a developer team (2 or more) , MUST be based in USA or Europe for a long term project. Details will be discussed.

    €29 / hr (Avg Bid)
    €29 / hr Oferta Promedio
    23 ofertas
    Backend management 4 días left
    VERIFICADO

    Necesito un desarrollador Sr con estos conocimientos : .Net ASP MVC .Net Net Standard .Net MonoDevelop .Net Nuget Java Maven Java Graddle Java Spring MVC Web General HTML5 Web General javascript Web General CSS Web General Bootstrap

    €16 / hr (Avg Bid)
    €16 / hr Oferta Promedio
    47 ofertas

    I need some one who can analyse .. create a work flow and process .. and develope backend with android application or cross platform app with Flutter... I am ready to give 30k

    €337 (Avg Bid)
    €337 Oferta Promedio
    12 ofertas

    Already have created a basic but responsive website. Need someone who would be able to create a authorization and authentication functionality to log on to the site

    €174 (Avg Bid)
    €174 Oferta Promedio
    17 ofertas

    As in title. I want to get notify and save link to the post where keywords which I set occurred within the Facebook group.

    €9 (Avg Bid)
    €9 Oferta Promedio
    3 ofertas
    Video meeting platform like Zoom 4 días left
    VERIFICADO

    Hello! A friend of mine is looking for someone to help create a Zoom like web application where musicians can meet. Basically the web application should be able to cater all camera and won't hide one, no matter who is speaking or what. Any programming language that can help achieve the web app will do.

    €430 (Avg Bid)
    €430 Oferta Promedio
    10 ofertas

    Its is grocery online Ecommerce website and app. I want dashboard like shopify and contain gone be same

    €344 (Avg Bid)
    €344 Oferta Promedio
    3 ofertas
    .Net/C# Software Developer 3 días left
    VERIFICADO

    Job type: project based Job description: We are seeking a Professional to integrate a small team of two to five developers, working remotely and in English. You will collaborate with the software architect and the lead developer to preach clean code and respect of best practices inside the team. Responsibilities: - Development of specified modules; - Unit testing of developed code; - Building r...

    €24 / hr (Avg Bid)
    €24 / hr Oferta Promedio
    82 ofertas
    PHP expert 2 días left

    I need php expert for my website

    €915 (Avg Bid)
    €915 Oferta Promedio
    76 ofertas
    Tinder-like Instagram-based webapp 2 días left
    VERIFICADO

    A Tinder-like Instagram based webapp will be made. It will work on the website. (To reduce the cost) I'll give the front-end files. You will write JS and Backend. It will be the same as Tinder but there are slight differences. Swipe and match. There will be no messaging system. It will take photos and information after logging in with Instagram. There should be no security gaps.

    €978 (Avg Bid)
    €978 Oferta Promedio
    46 ofertas
    MVP development 2 días left
    VERIFICADO

    Hi, just trying to define the scope of a working MVP. I have in mind 2 versions: basic and advanced. - About the basic: I consider 3 parts: 1) an engaging UX/UI front end (incl. stripe), 2) define a DBase model for analytics, and 3) a reporting output with dashboards (from the previous analysis). The idea is to sell reports to my clients. The bad thing is that I should manually look for the dat...

    €2387 (Avg Bid)
    €2387 Oferta Promedio
    36 ofertas

    The MVP of this project needs to be a basic web app hosted in the cloud that contains a quoting engine. This quoting engine, based off of a zip code, returns a list of products (same product with different sizes) that reside in that zip code regions (warehouses) around the US. So an inventory filtered list basically. The data points a pretty simple: Zip code Warehouse Product Type Product Quant...

    €42 / hr (Avg Bid)
    €42 / hr Oferta Promedio
    10 ofertas

    *** Only freelancers - not agencies *** We need a experienced Magento 2 Backend developer to work fulltime for my danish agency. No fluffy design-skills or Wordpress-skills needed. We need a hardcore, technical, programmer who does nothing but code :-) Skills needed: + Much experience with Magento 2 + Experience with bugfixing in Magento 2 + Experience with building custom modules for Magento...

    €16 / hr (Avg Bid)
    €16 / hr Oferta Promedio
    64 ofertas

    Setup tictic - short video app from codecrayon I already have to files I need you to set it up , there is a youtube video for how to set up here is the link : [iniciar sesión para ver URL]

    €35 (Avg Bid)
    €35 Oferta Promedio
    7 ofertas

    Hi, We need complete quotation based on our requirements and also need brief information on what technology or which API you are going to use to build every part of the project. Also, what will be the charges to make just the API which we mentioned in our project file? PLEASE NOTE THAT WE WILL ONLY CONSIDER THOSE BIDDINGS WHICH UNDERSTAND OUR REQUIREMENTS AND ALSO RESPOND TO ABOVE ASKED QUESTION...

    €945 (Avg Bid)
    €945 Oferta Promedio
    11 ofertas

    I'm looking for someone with experience in flutter who can design a social networking app for Web, IOS, and Android. UI/UX will need to be done by the designer with the help of design guides.

    €1182 (Avg Bid)
    €1182 Oferta Promedio
    63 ofertas

    Tasks sums up and earning paid to member when they complete a task on my website. Project can be discuss after hiring. website made on [iniciar sesión para ver URL]

    €99 (Avg Bid)
    €99 Oferta Promedio
    7 ofertas

    Do you have experience with Meetecho Janus? We are looking for streaming specialist that has many experience with Meetecho Janus.

    €443 (Avg Bid)
    €443 Oferta Promedio
    9 ofertas

    Get Paid for Tasks Online Sign up as Advertiser or Publisher Account… Member Account will show below buttons or tabs Profile Tasks Account Bal Payout Request

    €123 (Avg Bid)
    €123 Oferta Promedio
    3 ofertas

    I would like to visualize some ML algorithms like adaboost, gradient boost, decision tree, knn etc in web browser. Should have good knowledge of ML algorithms and should be eager to learn how to visualize them on website (if don't know already)

    €81 (Avg Bid)
    €81 Oferta Promedio
    13 ofertas

    Precisamos integrar API de pagamento no nosso APP.

    €6 / hr (Avg Bid)
    €6 / hr Oferta Promedio
    4 ofertas

    The requirements I need for this new website (of which the domain name has been obtained) are: - A backend search engine of which pulls different sets of data from multiple sources and updates on a regular bases to provide a "LIVE" set of data. - From the above data, providing information on certain key trends from multiple sources to provide the user the best value and key information...

    €2850 (Avg Bid)
    Acuerdo de Confidencialidad
    €2850 Oferta Promedio
    36 ofertas

    I need a website like this ([iniciar sesión para ver URL]) CRYPTO Don't BID US if you don't know ! Only for Crypto & coins developer.

    €6512 (Avg Bid)
    €6512 Oferta Promedio
    33 ofertas

    Hi I am looking for a full stack developer as a cofounder for an upcoming startup on equity ( share holding 10%) basis. Project is dream11 like fantasy app. Tachnology : Node Js or / Django /Python/bootstrap for frontend create back end for mobile app and admin panel. Preferred Location : New Delhi

    €703 (Avg Bid)
    €703 Oferta Promedio
    16 ofertas

    We need developers to build a website & mobile application for our online Clothing store which is to be launched in India

    €942 (Avg Bid)
    €942 Oferta Promedio
    28 ofertas

    i need the python coder for multiple jobs. Should have the backend knowledge also.

    €17 - €140
    Sellado
    €17 - €140
    13 ofertas
    Python coder -- 2 6 días left

    i need the python coder for multiple jobs. Should have the backend knowledge also.

    €17 - €140
    Sellado
    €17 - €140
    10 ofertas

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