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 jobs found, pricing in USD

    Hello, everyone. I'd like to compile backend api from existing c++ source code. This must be executed on Linux Web Server.

    $42 (Avg Bid)
    $42 Avg Bid
    2 bids

    I need an iPhone app. I already have a design for it, I just need it to be built. It’s a wedding planning app that needs the following functionalities built Planning tools such as to-do list, budgeter, calender integration, guestlist management, venue floorplan design, seating arrangement design, registry Vendor Marketplace to communicate and pay vendors Guests- allows guests to attend an...

    $2370 (Avg Bid)
    $2370 Avg Bid
    79 bids

    We are looking to hire someone who is familiar with Rails to add the features to our website. If you are already familiar with Rails then update me please. This will be long term relationship. Looking forward to hearing from you. Thanks

    $24 / hr (Avg Bid)
    $24 / hr Avg Bid
    39 bids

    Hello, everyone. I'd like to compile backend api from existing c++ source code. This must be executed on Linux Web Server.

    $24 (Avg Bid)
    $24 Avg Bid
    7 bids

    Hello, everyone. I'd like to compile backend api from existing c++ source code. This must be executed on Linux Web Server.

    $31 (Avg Bid)
    $31 Avg Bid
    4 bids
    Project Health 5 days left

    I need an existing website rebuilt. I need you to design and build my online store.

    $374 (Avg Bid)
    $374 Avg Bid
    22 bids

    We would like some changes made to a custom built program for accounting. We have a number of formulas that would need to be changed, we would need to speak to someone to fully explain the changes that need to be made. Must be able to work on location in London.

    $620 (Avg Bid)
    Local
    $620 Avg Bid
    39 bids
    Backlinks............ 4 days left
    VERIFIED

    Someone to write and create back links for vacation site

    $21 (Avg Bid)
    $21 Avg Bid
    4 bids
    Chat with AI 4 days left

    Slack chat boot with artificial Intelligence.

    $3178 (Avg Bid)
    $3178 Avg Bid
    14 bids

    UI front end design and coding for website and mobile App (android and ios) in same framework code, preferably in flutter. Estimated 15 views /pages. API, back end and App deployment scope are excluded. Project duration- 10 week development and 2 week for UI/Backend testing/integration in 4 milestone dates . The Location mus be in chennai.

    $3188 (Avg Bid)
    Local
    $3188 Avg Bid
    11 bids
    Google Driver Streaming Tool 2 days left
    VERIFIED

    I want to use Google Driver streaming movie for my movie website. I hope a tool can help me to stream video files stored in Google Photos, Drive. Features: Convert video from many source to google drive to streaming Use HLS Streaming and P2P technologies Video content is small txt file, so google can not scan content to delete data Use Google Drive Bandwidth Protect link by limiting specific domai...

    $592 (Avg Bid)
    Featured
    $592 Avg Bid
    7 bids

    PHP Custom Website (SQL/Linux) Requires 3 fixes: 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 document'...

    $66 (Avg Bid)
    $66 Avg Bid
    29 bids
    Restaurant Booking Manager 2 days left
    VERIFIED

    We are looking for a SaaS system to manage bookings for restaurants. Please note that we do not want you to build a system from scratch but to start from an already existing solution. We already have an app which is a good starting point that needs some customizations, but if you have any other solution feel free to let us know. KEY FEATURES Key features we are looking for: 1. SaaS structure...

    $618 (Avg Bid)
    $618 Avg Bid
    59 bids

    My Website will have functions and features similar to airbnb but is NOT in the property market. Please read fully my following requirements before submitting your proposals. I am based in the UK and from my experience of Freelancer and Upwork, (i.e. working remotely with people) has NOT been very good and several projects remain incomplete & undelivered. Therefore, on this project, I...

    $1397 (Avg Bid)
    Local
    $1397 Avg Bid
    6 bids

    We are looking for a FILIPINO REACT NATIVE developer to assist out development team. You will be working on an existing APP, helping us to take it to the next level. Must be in the Philippines so we can able to quarterly. React Native

    $876 (Avg Bid)
    $876 Avg Bid
    16 bids

    Hello, The project works on Node-Red. The goal is to change the few nodes (picture attached) in order to make them work with the Bitmex and Okcoin API. In others words, I just need to establish a link between Node-Red and the Api mentionned above. [login to view URL] IG is current broker. [login to view URL]

    $10 / hr (Avg Bid)
    $10 / hr Avg Bid
    9 bids

    Hi Website with 5 sites 1 Site for homepage / 1site for registration and payment / 1site for policy / 1 site for information / 1 site for contact Functions: Manage the user rights Basic - User: 10 Days for using free Premium-User: Using free after 10days Admin manage he user rights licence on device Thanks

    $518 (Avg Bid)
    $518 Avg Bid
    66 bids

    Web page application for an already existing online booking site, The online web site is already developed. I need single page integration application , where all details should be loaded from local system.. Website Link : [login to view URL] The site in developed in ASP.NET, AJAX, Note .. I am just One of the user of this web site ..

    $432 (Avg Bid)
    $432 Avg Bid
    13 bids
    Cookie Man 1 day left

    CHENNAI DEVLOPERS ONLY Looking Magneto ecommerce website Multi Store with single website/domain & single vendor(own outlets) 40 own outlets all over India & 50+ Products only

    $1266 (Avg Bid)
    Local
    $1266 Avg Bid
    24 bids

    Website with 5 sites - 1 Site for homepage / 1site for registration and payment / 1site for policy / 1 site for information / 1 site for contact Functions: Manage the user rights -> Basic - User: 10 Days for using free -> Premium-User: Using free after 10days -> Admin manage he user rights -> licence on device

    $500 (Avg Bid)
    $500 Avg Bid
    54 bids

    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...

    $1329 (Avg Bid)
    $1329 Avg Bid
    23 bids

    We are looking for the experienced java spring boot back-end developer . Also must be experienced at Amazon EC-2 and My SQL . Our Application was already 50% done . we need developers to complete the project.

    $321 (Avg Bid)
    $321 Avg Bid
    19 bids

    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...

    $1227 (Avg Bid)
    $1227 Avg Bid
    19 bids

    We are looking for an UX/UI designer who speaks Arabic and English in Arabia -Web portal design Project kick off within 1 month.

    $2971 (Avg Bid)
    Local
    $2971 Avg Bid
    16 bids

    We are looking for app developer to work and continue with our existing app. You will continue to modify mobile app and backend. hire developer from the Philippines Web: AngularJS API: Laravel Mobile: React Native If you are interested please let me know.

    $932 (Avg Bid)
    Local
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    46 bids

    Necesito mejorar la velocidad de mi página web. Es una plantilla de wordpress Gracias

    $130 (Avg Bid)
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    39 bids

    Saya ingin setting haproxy frontend menggunakan backend source [login to view URL] ketika akses ip public vps.

    $51 (Avg Bid)
    $51 Avg Bid
    1 bids

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