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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    27 công việc được tìm thấy, giá theo USD

    I’m looking for someone who can develop an API to API integration between Filemaker (CRM database) and [đăng nhập để xem URL] (a marketing automation platform). Heres a link to the Kulea API info: [đăng nhập để xem URL] If you look in the developer zone there is info about API’s You need to take appropriate account to ensure that there is not an infinite loop in the changes.

    $1252 (Avg Bid)
    $1252 Giá đặt trung bình
    5 lượt đặt giá

    I am willing to make an audio chat app for where like minded people can interact privately.

    $133 (Avg Bid)
    $133 Giá đặt trung bình
    5 lượt đặt giá
    dating app 6 ngày left

    i need an expert to bid my dating website for me

    $1066 (Avg Bid)
    $1066 Giá đặt trung bình
    15 lượt đặt giá
    Placement website 6 ngày left

    This is a placement website for engineering students. Here each student should register and submit application for the placements. The admin will collect all the applications and filter out the students according to the requirement and submit to the recruiter. After the placement is done, admin will update the details of the placement.

    $186 (Avg Bid)
    $186 Giá đặt trung bình
    13 lượt đặt giá

    ¡Hola! Buscamos una persona capaz de diseñar/ desarrollar una página web. Dicha persona deberá hacer una plataforma con ejercicios de futbol, destinada para entrenadores de futbol. Los ejemplos más claros, para que os baséis en lo que queremos, son: · [đăng nhập để xem URL] · [đăng nhập để xem URL] P.D El precio se pactará por mensaje...

    $801 (Avg Bid)
    $801 Giá đặt trung bình
    14 lượt đặt giá

    Hi, We are looking for a competent freelancer with Mid Level to Senior expertise in Lavarel Develoer To help us finish our projects. Looking for a long-term working relationship. Regards

    $17 / hr (Avg Bid)
    $17 / hr Giá đặt trung bình
    123 lượt đặt giá
    Parse Server Installation 6 ngày left
    ĐÃ XÁC THỰC

    Hi, Am required in Digital ocean to install the Parse server with database postgresql and files to store on Digital ocean Spaces. it to be suitable for using load balancer. and this is using in android application. you need to check it is working or not in my application code.

    $173 (Avg Bid)
    $173 Giá đặt trung bình
    5 lượt đặt giá

    Description - 1. Make a simple mongodb and nodejs based backend for a game. 2. Create an admin panel to update data in the database

    $111 (Avg Bid)
    $111 Giá đặt trung bình
    11 lượt đặt giá

    I need someone with API experience To make Smart Lock Management Application with API To make an android and iphone app also to be used by the users See attached documents

    $509 (Avg Bid)
    $509 Giá đặt trung bình
    23 lượt đặt giá

    TL;DR: I need a reliable and trustworthy developer to help me with wkhtmltopdf generator installation process. Dear freelancers, it's been a while since I have been using this platform. I hope I will find another reliable developer for a long term project. At the moment I am trying to bring back to life an old website which is using wkhtmltopdf generator version 0.12.1. During the website tr...

    $26 / hr (Avg Bid)
    $26 / hr Giá đặt trung bình
    10 lượt đặt giá

    I have android and ios app , And i have requiremnet of removing backgroud image and need image cutout with transparent background. App Api's already built in php. Any backend language s preferrable for this job .Only need single api to remove background of image and send back me cutout with transparent background. Please start proposal with develop key. Thanks

    $25 (Avg Bid)
    $25 Giá đặt trung bình
    4 lượt đặt giá

    I’m looking for a full-stack developer who can help me with finish a project. You can find in the project description in the attachment.

    $670 (Avg Bid)
    $670 Giá đặt trung bình
    43 lượt đặt giá

    Hi, We are looking for a competent freelancer with Mid Level to Senior expertise in Lavarel Develoer To help us finish our projects. Looking for a long-term working relationship. Regards

    $12 / hr (Avg Bid)
    $12 / hr Giá đặt trung bình
    71 lượt đặt giá

    Hi, We are looking for a competent freelancer with Mid Level to Senior expertise in Lavarel /PHP /MySQL. To help us finish our projects. Looking for a long-term working relationship. Regards

    $445 (Avg Bid)
    $445 Giá đặt trung bình
    76 lượt đặt giá

    I want a website for betting which will include some games including some live games like cricket. The website should include login and money transaction features. It should be hackproof and should not lag. The person applying for the work should know how to buy the hosting from outside India. Some of the websites for references are here: [đăng nhập để xem URL] , [đăng nhập để xem URL] .

    $504 (Avg Bid)
    $504 Giá đặt trung bình
    7 lượt đặt giá

    Hello, I'm looking for someone who can assist in the app i am currently using. I have a large set of artworks, used to make custom pictures of people. Looking for a website where the customer can make their own avatar from my artwork selection. Not just one figure but multiple people on each page as family portraits are the biggest seller. Currently using an app called teeinblue, which ...

    $161 (Avg Bid)
    $161 Giá đặt trung bình
    5 lượt đặt giá

    Растущая компания — разработчик программных решений в enterprise сегменте. Мы работаем с предприятиями, чтобы решить сложные задачи по оптимизации процессов. В связи с ростом проектов, ищем хорошего программиста на backend. Обязанности: Проектирование и реализация REST API, web socket channels для SPA-приложений (Node.js). Участие в разработке архитектуры баз данных (Mongo DB), построение з...

    $2003 (Avg Bid)
    $2003 Giá đặt trung bình
    23 lượt đặt giá
    Benötige Website als online Vermietportal 2 ngày left
    ĐÃ XÁC THỰC

    Wir sind ein junges Unternehmen und im Bereich Immobilien / Dienstleistungen tätig. Ein neues Projekt soll die Entwicklung und das Betreiben einer Internetplattform sein, auf der Eigentümer ihre Wohnungsangebote (Wohnungen/Stellplätze/Garagen/etc.) potentiellen Interessenten präsentieren können. Vermieter / Eigentümer  - anlegen eines Anbieterprofils, späte...

    $19 / hr (Avg Bid)
    $19 / hr Giá đặt trung bình
    48 lượt đặt giá
    Website/app 2 ngày left
    ĐÃ XÁC THỰC

    The web page and app should be made as portal for those who want to rent out unused space, and for those who are looking for storage in their neigbourhood. [đăng nhập để xem URL] is a self-storage marketplace disruptor that’s creating a sustainable alternative to traditional self-storage. Peer-to-peer storage rental by helping local residents to rent out extra space in and around their home...

    $4796 (Avg Bid)
    NDA
    $4796 Giá đặt trung bình
    42 lượt đặt giá
    Whatsapp Multiagente 2 ngày left
    ĐÃ XÁC THỰC

    Deseo crear una plataforma para servicio al cliente, que se conecte con whatsapp (un solo numero de cara al cliente), pero de cara a la respuesta, tener varias personas que lo puedan atender desde una plataforma, multigestion.

    $1000 (Avg Bid)
    $1000 Giá đặt trung bình
    9 lượt đặt giá
    Learning Site - DRF 2 ngày left
    ĐÃ XÁC THỰC

    Improvements to the Django DRF + React project. Uploaded to AWS Cloud. Currently in beta testing. 1st project completed & Bug fix in progress. After functional improvement, the mobile version project will be awarded.

    $18 / hr (Avg Bid)
    NDA
    $18 / hr Giá đặt trung bình
    10 lượt đặt giá

    hi every one, we would like to Create Flutter app its Sport/Entertainment Booking Flutter App with control panal (ios/android) (arabic/english) (with correct and clean coding) kindly preview the Ui below to found all features best regards [đăng nhập để xem URL]

    $2130 (Avg Bid)
    $2130 Giá đặt trung bình
    112 lượt đặt giá
    TOUCH IT 1 ngày left

    Mi proyecto se basa en una idea de ofrecer seguridad a empresas, edificios(PH), y comercios de forma digital en el cual contará con una app que registrará a cada usuario ya sea con ID o documentos que garanticen sus datos de forma clara y precisa antes de ingresar a las áreas solicitadas

    $19 / hr (Avg Bid)
    $19 / hr Giá đặt trung bình
    15 lượt đặt giá
    Document Express 1 ngày left
    ĐÃ XÁC THỰC

    Es un gestor documental basado en microservicios capaz de Almacenar documentos disponibilizando una API al cliente como resultado final.

    $20 / hr (Avg Bid)
    $20 / hr Giá đặt trung bình
    33 lượt đặt giá
    Shopify design changes 15 giờ left
    ĐÃ XÁC THỰC

    Need to get design fixes done in shopify websites. There are multiple websites which I want you to work on. If you are good with PHP, Laravel, or Code Ignitor then it will be a plus. I will prefer freelancers only. I will supply list of issues in a doc to shortlisted candidates.

    $129 (Avg Bid)
    $129 Giá đặt trung bình
    28 lượt đặt giá
    dolibarr Developer 12 giờ left
    ĐÃ XÁC THỰC

    We need timetraker like [đăng nhập để xem URL] for Dolibarr

    $195 (Avg Bid)
    $195 Giá đặt trung bình
    5 lượt đặt giá

    This project is nearly complete and on the final steps before it can be launched on iOS. Looking for a full stack developer with experience developing in xCode, Java / Smartfox Server, and C# / Unity to complete the following tasks: 1. Fix the Apple ID Login Button - button currently opens the Apple ID sign-in popup, but does not create or authenticate the user The only information we need to p...

    $390 (Avg Bid)
    $390 Giá đặt trung bình
    8 lượt đặt giá

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