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 trabajados encontrados, precios en EUR

    - Dashboard: muestra una vista general del sistema, como ventas del mes, clientes, tareas realizadas, etc. - Compañías: muestra los clientes que son manejados por la empresa. - Deals: donde se mostraran las ventas activas, inactivas, pendiente, etc. en general, todas las ventas de la compañía, con los datos que aparecen en el demo. - Tasks: vista de todas las tareas con...

    €398 (Avg Bid)
    €398 Oferta Promedio
    13 ofertas

    Buenos días, se me ha ocurrido una plataforma para aprovechar muy bien el marketing con la tecnología push, necesito alguien entendido para ver la viabilidad de la idea y ver si la podemos llevar a cabo

    €50448 (Avg Bid)
    €50448 Oferta Promedio
    20 ofertas

    I am a mobile developer. I need to extract data from a trading website for my side project. The data is behind login page. Data extracted to be put in REST API, so I can use it in my app.

    €65 (Avg Bid)
    €65 Oferta Promedio
    8 ofertas

    Current website technology profile: (Website address will be disclosed to the chosen developer) Framework: CodeIgniter Programming Language: PHP 7 Requirements: Similar set up (entire flow without missing any element) as can be seen on [iniciar sesión para ver URL] Please click on the respective labs and see how this flows till the end. The customer should be able to go online, order la...

    €745 (Avg Bid)
    €745 Oferta Promedio
    18 ofertas
    NodeJs(Rest API)+mySql+Admin Panel 6 días left
    VERIFICADO

    we will discus more about the project after the biding

    €127 (Avg Bid)
    €127 Oferta Promedio
    6 ofertas
    Node JS(Backend) + Front End 6 días left
    VERIFICADO

    Dears, I have a project, that need to be done in NodeJS(Rest API)+MySQL+Admin Panel(front end), If any one interest please bid, so we can discus about beefily about the project

    €132 (Avg Bid)
    €132 Oferta Promedio
    18 ofertas
    Build website and back end 6 días left
    VERIFICADO

    Building a site and system back end for a poll result site. User will send out a range of questions to email address of his/her choice ,we will compile results and stats around the answers. These questions will be around personal opinion of the user by the email recipients where the answer of the recipients are protected in order not alienate the user and recipient personal relationship. Exampl...

    €553 (Avg Bid)
    Acuerdo de Confidencialidad
    €553 Oferta Promedio
    44 ofertas

    FULL-TIME + LONG-TERM Key Responsibilities • Work on all parts of the web stack including the database, API, admin dashboard and DevOps. • Architect and implement features in close collaboration with management. • Manage handover from previous developer • AWS Server/DB Management • Continuously improve the backend architecture of our products The candidate should have a ...

    €18 / hr (Avg Bid)
    €18 / hr Oferta Promedio
    55 ofertas

    Hello we are looking for Java spring boot backend developer to fix some errors and develop some APIS for our project. Must have experience with Gradle.

    €5 / hr (Avg Bid)
    €5 / hr Oferta Promedio
    23 ofertas
    Build APIs for existing Project 5 días left
    VERIFICADO

    We have a project called BizTiz which is live on the AppStore and PlayStore. Your job is to build new APIs to add new features to the app. You will be working on one module initially and if things go right, we can have a long term contract.

    €330 (Avg Bid)
    €330 Oferta Promedio
    10 ofertas

    2+ years of backend software development experience; Experience with Golang or similar languages; Experience with a relational database like PostgreSQL; Experience with APIs and REST; We know that great engineers and teammates don't always fit a pre-made mold. What we care about is that you take pride in being great at your job and care about what we are working on. Our team is partially ba...

    €20 / hr (Avg Bid)
    €20 / hr Oferta Promedio
    15 ofertas
    Develop food ordering app 5 días left
    VERIFICADO

    I am looking to partner with a developer.I am based in the UK and I want to develop an App for food ordering from restaurants. Customers can download this App into their mobile phones and use it to view all nearby restaurant and check their food menu and they can place orders. Once the customer checkout the restaurant must receive the order and print it via thermal printer (via Wind...

    €572 (Avg Bid)
    €572 Oferta Promedio
    17 ofertas

    need someone familiar with anguraljs and firebase realtime database to add s feature in it my back end connected with my mobile applications agently

    €83 (Avg Bid)
    €83 Oferta Promedio
    3 ofertas
    Team for Web App Development 5 días left
    VERIFICADO

    Fill the ATTACHED NDA out completely, sign and return it as a PDF file. The NDA is in the project files ATTACHED to this project. I need to know how many members are on your team. Your team will be responsible for the FULL Development and deployment of my website as well as implementing the provided update of the UX/UI, which will be provided by a separate team of designers (You are NOT the prim...

    €1123 (Avg Bid)
    €1123 Oferta Promedio
    19 ofertas
    Website Developer 4 días left

    I’m searching for an efficient web developer who is familiar with php, wordpress etc and can build websites from scratch with a design & ui knowledge. You have to be to deliver in a timely manner and be fluent in communication and understanding of what tasks need to be done. Give daily progress reports and be able to show work on a working server.

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

    We are seeking a developer to build a web service that will integrate our CRM (iMIS) with Litmos LMS. This project needs to be complete in less than a month and we are ready to start immediately. We would like someone with experience reading API documentation and creative solutions. It would be nice if you have worked with iMIS and or Litmos but not required.

    €660 (Avg Bid)
    €660 Oferta Promedio
    3 ofertas
    Integrate Printify and Shipstation 3 días left
    VERIFICADO

    We need someone to connect the APIs for Printify and Shipstation. More details can be explained over a call.

    €440 (Avg Bid)
    €440 Oferta Promedio
    15 ofertas

    Hi i am Developing a dating app i need someone for creating API API Login Register Forgot password Edit profile User detail Get user list on app Get nearby user list In app purchase api Chat (socket) I dont have any of this please send me proposal

    €105 (Avg Bid)
    €105 Oferta Promedio
    11 ofertas

    Need a backend developer for mobile app (flutter app), main features are video streaming, video suggesting, payment method and provide data on users for minor analysis. (only provide the data, we will do the analysis. and the front end part will also be done by some other agency). contact for more datails.

    €119 (Avg Bid)
    €119 Oferta Promedio
    5 ofertas

    I need some changes to an existing website. I already have a design, I need some basic fixes and touches to the website. If anyone interested let me know.

    €75 (Avg Bid)
    €75 Oferta Promedio
    17 ofertas

    Here’s the jist of it: Robinhood, for example, has done a great job of connecting users/investors with the ease of access and modernization of technology. However, I’m envisioning a platform that creates somewhat of a social media network for investing. Imagine friends, family, well-known investors, etc. that have accounts to show their portfolios, investing distribution, and comments ...

    €1448 (Avg Bid)
    €1448 Oferta Promedio
    24 ofertas
    GraphQL server & query setup -- 2 2 días left
    VERIFICADO

    I am looking for someone to help me with setting up a GraphQL server on a VPS i have which is currently running a rest api server for a chain. I have forked this project [iniciar sesión para ver URL] and because I am modifying it to run on a different chain, we need to create graphql backend for it to query. - Fork & Install the bitsong explorer with all npm modules it requires. - F...

    €62 (Avg Bid)
    €62 Oferta Promedio
    5 ofertas

    Software developer who can integrate API's and build a system to track people via GPS co-ordinates. If you have worked or willing to work for next 5 days please hit me up. Its a government based project so you will get a good exposure with 5% share of the project.

    €278 (Avg Bid)
    €278 Oferta Promedio
    11 ofertas

    We are looking for someone to work with us on a custom website project build. Pay will be competitive and negotiable - can be by project/task or on a retainer. We would like someone with design and development skills. Example sites we would like someone to have the capabilities to create: [iniciar sesión para ver URL] [iniciar sesión para ver URL]

    €3662 (Avg Bid)
    Local
    €3662 Oferta Promedio
    29 ofertas

    Hi there, I use an external oauth2 server to provide custom security tokens to my application. My application basically makes a request to the oauth2 server in order to grab a security key to use it for future requests (This is something apart from access_token). So only requests those have a valid "X-AUTH-TOKEN" header can move on with the access token request. So, I want my server-side...

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

    Посторить форум на Джанго (фронт и бек энд) с возможностью личной переписки (встроенным месенджером ) -Страница регистрации -Страница месенджера -Три разныз роли аккаунтов

    €350 (Avg Bid)
    €350 Oferta Promedio
    5 ofertas

    -- BACKEND ONLY -- MOBILE APP IS ALREADY DONE -- Hello, I am looking for backend developer proficient in any backend technologies for mobile app. The app will be written in Flutter. The requirements which we take into consideration while hiring: - salary/hour - quality of code

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

    I need a good looking, clean, web application to use whatsapp business api which should run on linux with mysql. it must be able to handle multiple customers with individual whatsapp business api with individual login. all the whatsapp business functions must be implemented and work in realtime. controlpanel for administrator to create new user, reset password a.s.o must be implemented as well. yo...

    €1013 (Avg Bid)
    €1013 Oferta Promedio
    19 ofertas

    i want to allow users from different countries to collect their invoices to a specific folder. the invoices will be stored as PDFs. for that I've designed a SAAS system that can do it in the way i want. please read the requirements closely, and bid only if you cna do the job. of a we

    €627 (Avg Bid)
    €627 Oferta Promedio
    13 ofertas
    Magento 2 Backend Developer Needed 8 horas left
    VERIFICADO

    Hi, I am looking for a Backend developer to fix performance issues with my magento store 2.3.3. I recently migrated to a new server and upgraded from 2.3.1 to 2.3.3 and the process of working with products has become so much irritation. I have to handle one product at a time to avoid errors which is not possible as i have loads of product and i need to update, prices and other attributes so ma...

    €240 (Avg Bid)
    €240 Oferta Promedio
    51 ofertas

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