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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    30 jobs found, pricing in USD

    The deliverable is a website deployed on a cloud (AWS, Google, etc), with SAML authentication with external entity and a customized back-office, depending on the user logged in. - User A should see page A, User B should see page B, Admin A should access back-office A, Admin B should access back-office B. I'm looking for someone with experience in creating responsive websites (you can use a f...

    $1334 (Avg Bid)
    $1334 Avg Bid
    5 bids

    PLEASE READ CAREFULLY BEFORE BIDDING Opportunity to make more than just money. Build a future. Few required modules to the web app to give you the gist: - Forum - Activity Feed - File hosting (Audio and Video) - complete social media integration - much more. Few Skills required: -must be comfortable with full stack development ( MEAN preferred but not necessary ). -must be comfortable as a desi...

    $1781 (Avg Bid)
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    9 bids
    Yobble QueueLess platform 6 days left
    VERIFIED

    We require a platform that has a robust backend and a cool mobile application frontend. This platform will allow restaurants of all shapes and sizes to manage their menu, create promotions, allow their staff to take orders on their own personal devices and customers to do the same at the restaurant or venue. This is NOT an food order and delivery application like Uber Eats etc. This application al...

    $1662 (Avg Bid)
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    39 bids

    I need to find someone with expertise in node js for long term project. Please explain your knowledge in node. No more than 12 dollars will be considered, it is a small budget project at the moment.

    $11 / hr (Avg Bid)
    $11 / hr Avg Bid
    29 bids

    Hello - I am looking for a skilled developer to load a documentary film onto the sites: iTunes, Hulu, Google Play and Netflix. Must be familiar with how these platforms operate when loading their content. I will provide you a link to the film and it will be your job to make sure the film gets loaded onto as many streaming platforms as possible.

    $155 (Avg Bid)
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    1 bids
    java developer 5 days left
    VERIFIED

    PLEASE READ BEFORE APPLYING. we need a java developer for long term position in the health area. skills: java8, spring (boot, data, security, mvc, aop, cloud, test, rest), ignite cache, maven, elasticSearch, junit, mock, multi tenancy, hibernate, jpa, gradle, SOLID, mysql, mssql, postgres. start your bid by 'I can attend an interview' to be considered. Regards.

    $1239 (Avg Bid)
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    34 bids

    We need a mobile application for Android and iOS devices. The app features are similar to Airbnb where a user can search for a product to buy/rent and also list a product to sell/rent out. The user should be able to switch between the profiles of buying and selling. The search, just like Airbnb starts with location. The filters the following: - Location - Date interval - Weight - Dimensions - Pric...

    $27 / hr (Avg Bid)
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    199 bids

    Need Frontend developer, UI Designer and Backend developer LANGUAGE = NODE.JS/C# AND REACT PLEASE FILL IN THE FORM [login to view URL]

    $625 (Avg Bid)
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    17 bids
    FFMPEG Conversion 4 days left
    VERIFIED

    I have a folder structure where mp4 files are replicated to a central server and I need the files converted to mp3. the software will need to have the ability to constantly scan the folders for new files to be replicated to this server and then convert them to mp3. The current system uses ffmpeg within a windows environment.

    $1203 (Avg Bid)
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    43 bids

    We need estimate for building a working prototype for a new website. All details are included in the attached PDF in the Files section. We will only consider bids that relate specifically to the requirements document. ** PLEASE DO NOT RESPOND WITHOUT READING THE REQUIREMENTS DOCUMENT ** Thank you!

    $2796 (Avg Bid)
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    41 bids
    HAproxy Configuration Help 4 days left
    VERIFIED

    Hi, I have running HAproxy which connects to server proxies from rsocks.net. A NodeJS script (with puppeteer module) connects to the HAproxy port which routes to the rsocks proxies. I want to fetch https webpages like amazon, google, etc. Basically it is working but I need route to specific rsocks proxies based on either proxy specified by the client. I was able to route by (1) specifying the rs...

    $1138 (Avg Bid)
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    4 bids
    Backend developer need 4 days left
    VERIFIED

    Hi I am looking professional web developer need for my app I want admin panel part and api part Lower price is recommend Happy Bidding

    $160 (Avg Bid)
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    25 bids
    Build me an app 3 days left

    I want to hire a lancer how can help me to build an app with is capible of registering different brand and also provide news and updates

    $236 (Avg Bid)
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    9 bids

    Drupal Expert needed for few minor works The theme ([login to view URL] ) has been purchased and installed in the server ----- We need the following works to be done - Bulk CSV node upload with CSV - Configuring the listing page with new fields - Adding a new filter option in the listing page - Modifying the individual page with new fields Total hours will be: 3-5 hours max Let me k...

    $23 (Avg Bid)
    Local
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    monedo digital 3 days left
    VERIFIED

    Monedero digital que acepte depósitos por medio de Astropay Card. Y acepte retiros por medio de Astropay Cashouts.

    $1634 (Avg Bid)
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    11 bids
    VotingMadeEasy 3 days left
    VERIFIED

    Voatz is a high-growth, venture-backed company based in Massachusetts USA. We are an eclectic, passionate group of people working to change democracy by changing the way the world votes. We are looking for someone in Boston, Mass. who can work in our office on a web portal project. Knowledge of Angular.js, Node.js, REST APIs is a firm requirement. The successful candidate will work on a one t...

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    5 bids

    We are a peer to peer physical storage platform located in upstate New York. We are currently working on a website and need help fixing the payment system (which currently works in PayPal sandbox) The website uses React JS and the backend is built on flask (python) The project timeline is very short and we need most of the work to be done in under 2 weeks.

    $193 (Avg Bid)
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    15 bids

    This is just for hacking around with and experimentation for a product idea. I'm so busy with other crap that hiring someone to do this remotely would help me alot. It is not production critical hence I dont need or can justify hiring a Jedi at $65+ an hour.

    $25 / hr (Avg Bid)
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    1 bids

    I want a simple POC integration of how to push jobs to job portal. (either indeed/ linkedin or monster)

    $185 (Avg Bid)
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    3 bids

    Need to build an iOS app for a wellness application. *Must use Swift *Need both iPhone and Ipad builds *Need simple backend to save data history, and profile info *App connects to an external device using bluetooth (BLE) to receive data *App has about 40 screens, but I am providing the main algorithms for the active screens *Add has a basic gamified screen, so experience with animation is prefer...

    $1984 (Avg Bid)
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    99 bids

    I need you to develop some software for me. I would like this software to be developed using Javascript. The goal would be to find someone who is able to create and work on individual software modules with us, timeframe is between 1-5 days and budget is between €50-500.

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    Food Delivery App 22 hours left
    VERIFIED

    I need an Android app. I would like it designed and built.

    $1425 (Avg Bid)
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    133 bids

    we need a web developer to make our online store compatible on mobile [login to view URL] access code is: 1234567890 if you go on your phone you can see that some of our images are out of frame we want to fix that issue #1: top banner is fine on desktop but out of frame on mobile issue #2: on desktop you can see two arrows that help you scroll sideways next to chains/bracelets/rings. but on mo...

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    Our project is regarding developing a website which must be on word press, have database service for 3D models and all other necessary features like feedback, contact, chat bot, login service, social media service, blogs, integration with our android application. Currently, we are asking our customers to add model link (google drive) in our app and we manually add the 3D models. We need to automat...

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    15 bids

    Make some new software and program in codeigniter! User panels. custom admin functions, add to watch list sort items add to feed watch seller click and drag item to place or sort in different columns or rows sign up! Collect emails! Create function to sort price from high to low and low to high/ add payment gateway.

    $598 (Avg Bid)
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    31 bids

    I need to build a rB2B ecommerce React Native App for android and ios. The app will be used for supermarkets to order from distributors. Using the app the supermarket can send his order to the distributor. A backend must be available to view orders and approve, and send by email. One important feature is to have the ability to create complex pricing rules, BOGO deals, bonuses and discounts.

    $2429 (Avg Bid)
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    74 bids
    PROGRAMADOR APP 4 days left

    - Desarrollado en React Native - Conocimiento de uso y explotación de la API de Google Maps para poder usar filtros y añadir información encima del mapa - Desarrollo de backend para control de usuarios/negocios - Desarrollo del frontend para "pintar" información sobre el mapa de Google - Conocimiento de base de datos - Cifrado de datos y mecanismos de segurida...

    $17 / hr (Avg Bid)
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    Desarrollo de una Api Rest para gestionar un intermediario de gestión de producto entre comerciales y marketplaces (Amazon, Aliexpress...) esta API se va a consumir principalmente desde aplicaciones móviles. Nos da igual en la tecnología que se desarrolle, siempre que se use algún Framework y base de datos conocido. También se daría acceso a los servidores...

    $15 / hr (Avg Bid)
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    Tener en cuenta en la cotización: Se consumirán APIs de: videoconferencia basada en webRTC, pagos en línea (PayU) y gestión de correo electrónico (mandrill). Uso de servidor web escalable amazon web service, azure o google cloud Reuso de código web para desarrollo de aplicación movil y de escritorio CARACTERISTICAS IMPORTANTES Accesibilidad...

    $9479 (Avg Bid)
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