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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    24 pekerjaan ditemukan, seharga USD
    AWS Hosted Web Application 6 Hari left
    TERVERIFIKASI

    We are looking for a programmer to: - Customize CiviCRM (PHP-based), - Develop back-end Functionalities described in attached PDF. - Transfer 5 static web pages ([login untuk melihat URL]) into responsive WordPress pages. - Set up the fully-operational System at AWS. We are ready to start when everything is clarified. You can send us any question to info(at)nuclearban.ca. If everything is clear...

    $1084 (Avg Bid)
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    42 penawaran

    Merhabalar; Etkinlik biletlerinin satışının yapıldığı Pazaryeri E-ticaret sitemizin algoritmasını yazabilecek; Php fremwork'lere hakim(codeigniter veya laravel) Fremwork'lerle daha önceden Web projesi geliştirmiş veya çalışmış, E-ticaret projeleri geliştirmiş, Türkiye'de bulunan, Uzun soluklu birlikte çalışabileceğimiz Php Developer arayışımız bulunm...

    $1071 (Avg Bid)
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    14 penawaran
    Long Term Partnership 6 Hari left
    TERVERIFIKASI

    We are a Team of Domain Investors from Australia 2-3k of domains in the Crypto/Gambling sector. We are looking for a Full stack team for Long Term partnership of rolling out projects. The team must be experienced in Blockchain (TRX, EOS, ETH) preferred. This is strictly a Profit Share deal only. Our first Project is a Horse Racing Dapp on the Tron mainnet and 2nd will be an online flight booking c...

    $13 / hr (Avg Bid)
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    12 penawaran
    Chatbot for credit analyse 6 Hari left
    TERVERIFIKASI

    I need a responsive website. I already have a drawing for it, I just need it built. I need you to configure my questions and possible answers in a chatbot by WhatsApp that carries out the calculation of each answer in the back end, evaluate the veracity of the photos and present a value of score, credit and term for this client and if he accepts the conditions is generated an intelligent contrac...

    $151 (Avg Bid)
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    I need a website which have a landing page where there will be three options. On clicking on first option we will get a page where there will be video on a topic and a small quiz related to that topic. On clicking on second option, we will be redirected to the testing platform where tests can be given. On clicking on third option, we will be redirected to a QnA section where you can ask questions ...

    $800 (Avg Bid)
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    Phone verify Facebook, google api integraion Job posting Add industry Location Skills Education Booking function Home page Add Industry Show all jobs on home page Home job detail page Refer seekers Save job Apply job My Job/ My Bids detail page My Jobs detail page Refer seeker QR scan page Timesheet My jobs/ My jobs detail page : Select seekers page Show QR share function Pr...

    $584 (Avg Bid)
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    Hi, I own an app where a monthly subscription is required to access the content. If the user pays it unlocks the content. If they renew they get another month. If they don't it must lock them out. This process isn't working correctly on iPhone and android. It allows them to buy it but it does not block their access if they don't renew. It must check for renewals. If you can fix t...

    $160 (Avg Bid)
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    I have backend with all my products data. I have custom Api for this backend. I need to integrate my api with OpenCart website. All categories and products info and images should be read through my Api. Olease do not bid If you have not worked on OpenCart before.

    $184 (Avg Bid)
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    60 penawaran

    We are looking for someone with PROOVEN experience in the Online Advertising industry. - the project is to develop and adserver / adtracking solution from start to finish. ONLY ACCEPT FREELANCERS WHO ARE CURRENTLY WORKING IN THE INDUSTRY - EXPERIENCE IS NECESSARY - PROJECT MANAGEMENT - ARCHITECTURE & SECURITY - MOBILE WEB + APP

    $4162 (Avg Bid)
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    I'm looking for an iOS developer to create a state of the art application. Candidates must be a good iOS developer and familiar with Apple HIG.

    $19 / hr (Avg Bid)
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    95 penawaran

    i want a back-end developer to develop the back-end to site like OLX but for property only

    $288 (Avg Bid)
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    57 penawaran

    Finishing a REACT, MONGO, NODE.Js y AWS. In search of skilled devs with experience with sports API´s for fast data. SportRadar Preferably.

    $216 (Avg Bid)
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    11 penawaran

    Terminando un desarrollo en REACT, MONGO, NODE.Js y AWS. Estamos enbusca de desarrolladores front y back para comienzo de trabajo inmediato.

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    I’m looking for you to build a wrapper class to Binance’s trading API that can be generalized to other Exchange APIs in the future. This “Broker” object should be able to handle (i) back-end accounting/auditing commands, (ii) order executions, (iii) account update queries, and (iv) data-handling across multiple accounts as detailed below. The logic of the code should priori...

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    website design 3 Hari left
    TERVERIFIKASI

    The project includes: 1) backend + DataBase 2) frontend from web and android / iphone using reference from codecanyon is recommended in order to shorten the development time It is very important to me that the design will be carefully inspected and will be safe (from hackers)

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    backend nod.js 2 Hari left
    TERVERIFIKASI

    i am in a need of a node.js developer " backend " with a senior skills for a temporary project that willl take at around 3 months .. so we need you to be full time with proven skills

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    Read carefully, those use bot to bid will be reported to Freelancer. I need experience one, not a newbie. If you have previous sample, bid here. If you do not have experience, forget this project. A previous sample is a must I need a source of a blockchain wallet that has investment features and referral programs for the clients/users deposites. I will send you some sample to check List of f...

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    PHP Custom Website (SQL/Linux) Requires 3 fixes/changes: 1) Backend code/reconfigure the 'sent from' email address element of a quick reply form which a customer completes on the site so that it is not obstructed by AOL's/Yahoo's authentication/DMARC policy, and we receive it without it being blocked. 2) On the same quick reply form, there is currently an 'upload one docum...

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    APP similar a glovo 1 hari left
    TERVERIFIKASI

    Descripción: Estamos en busqueda de talentos para poder formar un equipo de trabajo, tenemos muchos proyectos a desarrollar. Se busca freelancer para trabajo full time 40 horas semanales. • Habilidades necesarias React Native o Flutter Desarrollo de API en nodejs Docker • Desarrollo : App nativa para android y para iOS con tecnologías escalables y diseño res...

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    Aim: Create a photo sending/sharing android app web service at backend. - A sign-up page or login uaing google account - Camera photo capture - Share the captured photo to our server/storage on AWS or Firebase - Should store history of total images sent - For each photo share some random credit points shiuld be stored in server and visualise using app - Digital wallet integration for payment to u...

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    React Native Full Stack Developer 1 hari left
    TERVERIFIKASI

    Hello! ****do not bid if you are chinese**** We need Full Stack developers with the following skills: ReactNative Write unit testing using Jest Github I have a project working but I need fix some bugs, I'll pay per hour for each task completed. Only bid in this project if you are a developer of user applications and background services with 3 or more years of experience. Please start the...

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    We are making a B2B PWA application for fruit and vegetable vendors. The frontend is in React JS and the backend is Django with PostgreSQL. You can find more about us at www.aalgro.com. We are looking for an individual who is proficient in any of the following: The candidate must be proficient in any of the following: 1. Javascript / React JS 2. Python / Django and REST framework The candidate ...

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    API for medicines and side effects 10 jam left
    TERVERIFIKASI

    Hello, I need someone to provide me assistance to find an API that delivers me the names and side effects of different medicines

    $30 (Avg Bid)
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    near to Airbnb 6 jam left

    I want a Website and mobile application , similar to Airbnb with some edit .

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    48 penawaran

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