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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    28 znalezione projekty, cennik w USD

    PHP hardcoding website with English language needs to support multiple language

    $948 (Avg Bid)
    $948 Średnia Oferta:
    129 składanie ofert

    About UNX ([zaloguj się, aby wyświetlić URL]): We are a tech start-up with the mission to coach and support society, working as a humanity accelerator. After going through many product-iterations, and the cumulative experience of the founding team, we have realized the keystone factor to accelerate society is to provide life coaching at a massive scale. When we say life-coaching, we mean guidanc...

    $5 / hr (Avg Bid)
    $5 / hr Średnia Oferta:
    2 składanie ofert

    Your Tasks 1. Install and customize template 2. Create and customize the design (logo, template, product) 3. Develop plugins for WP + WOO for small and large websites 4. Build, develop and maintain platform / portals/web apps 5. Convert static html to framework with Admin Dashboard and CRUD (open for suggestions) 6. SEO, link Building, etc. Work Ethic 1. Punctually to work appear 2. From Monday t...

    $2473 (Avg Bid)
    $2473 Średnia Oferta:
    59 składanie ofert

    Main goals: Integration of hardware, denominated Sonoff POW R2, with a software platform, in a way that measured data (electric tension, current and power) by the hardware, in loco, are sent through the client’s wifi, and are stored in our database in the correct way

    $460 (Avg Bid)
    $460 Średnia Oferta:
    4 składanie ofert

    I need cheap hosting to connect a domain to. This website build also entails a clean design and different pages which the user can select certain buttons which will generate information into the spreadsheet or code which will then produce an end result. Please start your bid with your favorite superhero and why so I know you aren’t a bot.

    $23 (Avg Bid)
    $23 Średnia Oferta:
    12 składanie ofert

    I try to learn web development in many way is there anyone to help me remotely i wil pay

    $143 (Avg Bid)
    $143 Średnia Oferta:
    7 składanie ofert

    Ich suche Unterstützung zum Thema WordPress & SEO Optimierung für die Website www.3-core.de. Mehr Seiten, mehr Content, besseres Design, mehr call to action, bessere Sichtbarkeit bei Google. Deadline: October 9th

    $1420 (Avg Bid)
    Lokalna
    $1420 Średnia Oferta:
    8 składanie ofert

    Need a Python developer with a good experience in Backend Rest API

    $19 / hr (Avg Bid)
    $19 / hr Średnia Oferta:
    26 składanie ofert
    install google payment to an app 5 dni left
    ZWERYFIKOWANY

    app is a dating app - mysql database - node express framework for back end - react naive for front end i'm trying to implement google payment system so that user can buy virtual coins within the app - front-end work is about 80% done you would need to - pull the lastest code from github - work with two other engineers to merge / pull / commit / etc - work from where the other engineer left...

    $177 (Avg Bid)
    $177 Średnia Oferta:
    32 składanie ofert

    Front end: REACT JS Back END: Gatsby Payment methods or custom function may be wordpress Here is the wireframes for the [zaloguj się, aby wyświetlić URL] website: [zaloguj się, aby wyświetlić URL]

    $585 (Avg Bid)
    $585 Średnia Oferta:
    35 składanie ofert

    I am looking for web developers to join the project, the payment will be made in % of the revenue of the project. It will be a website that will host a riddle and people will try to solve it, after someone complete it, we upload the next one... This is the website for the moment... [zaloguj się, aby wyświetlić URL] THE PAYMENT WILL BE A % OF THE WEBSITE REVENUE, i am not looking for a worker, i...

    $14 (Avg Bid)
    $14 Średnia Oferta:
    11 składanie ofert

    Looking for an experienced website developer in Miami for our dog company Customization coding is needed.

    $2375 (Avg Bid)
    Lokalna
    $2375 Średnia Oferta:
    14 składanie ofert

    please submit your bid for creating the following API using Node Express framework - insert new records into tbl_payment for attempted transaction - update record when transaction is successful -- upon success, a record in tbl_user.coin_count is updated -- ex. user has 10 coins, buys 30 coins for $3, upon success, user has 40 coins -- back-end must capture all transaction details - update record w...

    $42 (Avg Bid)
    $42 Średnia Oferta:
    17 składanie ofert
    online test 5 dni left

    A friend of mine is a teacher and he wants to conduct online test series for competitive exams like IIT-JEE.

    $786 (Avg Bid)
    $786 Średnia Oferta:
    24 składanie ofert

    Hello, my business doesnt have a website and we are not planning to get one in near future. But we are trying to get an email setup with our business name. This looks more professional when you have an email with your company's domain name.

    $39 (Avg Bid)
    $39 Średnia Oferta:
    12 składanie ofert

    We are a building blockchain based applications for customers across different industries, we have already built in commercial and non profit applications. We want to build the following: We have an application to create with: - about 25 screens - responsive - backend functionality such as login, database inputs from users - blockchain registration of hashed data, we plan to use Ethereum. -...

    $15844 (Avg Bid)
    $15844 Średnia Oferta:
    78 składanie ofert

    I need an iPhone app. I would like it designed and built. I require front end and back end. It will be a social media application. Would also like it for android too!

    $925 (Avg Bid)
    $925 Średnia Oferta:
    60 składanie ofert

    We need to build a website on counselling services in Hong Kong, need to have a smooth chatroom plugin and other general database and e-marketing functions.

    $38 / hr (Avg Bid)
    Lokalna
    $38 / hr Średnia Oferta:
    24 składanie ofert

    Hello   There is a CRM system suitable for my business on other website, but this website doesn't have a license.   This website offers many services including CRM systems. Unfortunately, their system has no privacy because they can easily access to my clients private data.   So I want to take a copy of the CRM system from their site and use it on my site. I want to use this CR...

    $275 (Avg Bid)
    $275 Średnia Oferta:
    15 składanie ofert

    App is completed and needs to be fixed 1 problem. Image/Video uploading speed issue. Too slow. I am not sure what the problem is. I think all codes are good.

    $15 - $25 / hr
    Ukryte Projekt z Umową o Zachowaniu Poufności
    $15 - $25 / hr
    16 składanie ofert

    Hi, freelancers. I am going to develop social community platform like loomly.com. I would like a duplicate of [zaloguj się, aby wyświetlić URL] for thee same platform with some specifications and different look and field. We want like us a social media platforms who support Facebook, Twitter, Instagram, Pinterest and LinkedIn. I'd like to know your plan for this project and work schedule a re...

    $4031 (Avg Bid)
    $4031 Średnia Oferta:
    85 składanie ofert

    Hello, I need a mini tool to be used for shipping address copy action from my amazon account (on chrome) and paste action to my other amazon account on internet explorer. Thanks,

    $24 (Avg Bid)
    $24 Średnia Oferta:
    3 składanie ofert

    We have a framework which is based on Microservices. We want an experianced professional who can develop an engine using the current frame work and also provide the entire CMS module we are looking for. We will provide complete knowlegde transafer on the Microservice architecture. We need this task in strictly one month and we need some full time effort. We need minimum 5-6 years experiance to ...

    $1331 (Avg Bid)
    $1331 Średnia Oferta:
    18 składanie ofert

    Please read fully my following requirements before submitting your proposal. My Website will have functions and features similar to airbnb but is NOT in the property market. I am based in the UK and from my experience of Freelancer and Upwork, (i.e. working remotely with Developers) has not been very good and several projects remain incomplete & undelivered. The main issues are the projec...

    $1257 (Avg Bid)
    $1257 Średnia Oferta:
    42 składanie ofert
    back cover 1 dnia left

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

    $35 / hr (Avg Bid)
    $35 / hr Średnia Oferta:
    6 składanie ofert
    Web build (MVP) 21 godzin left

    Looking for a web developer who can deliver a website similar to this: [zaloguj się, aby wyświetlić URL] The work will include: -front-end development -back-end development -URL scraping of product information from online shops (picture, price, name, description) -databases setup -AWS setup -Github implementation -social integration (Facebook and Google login) + social sharing -email account crea...

    $580 (Avg Bid)
    $580 Średnia Oferta:
    24 składanie ofert
    Logistics app link to website 15 godzin left
    ZWERYFIKOWANY

    Hallo, i need to create android/ISO app linked to website, i need to create driver app , user (app & website ) and admin (app & website)

    $1639 (Avg Bid)
    $1639 Średnia Oferta:
    36 składanie ofert

    I'd like to get an estimate of what would be required to build a bluetooth network platform similar in capability to this [zaloguj się, aby wyświetlić URL] I'd like to fund the initial development and capability, but ultimately open source the code. It will need to be well-tested, scalable etc.

    $100 (Avg Bid)
    Gwarantowane
    $100
    1 zgłoszenia

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