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.

Angajează Backend Developers

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    Buna ziua. Caut un backend developer cu Python si Django. Pentru mai multe detalii va rog sa puneti o oferta. Va multumesc.

    $525 (Avg Bid)
    $525 Oferta medie
    6 oferte

    Buna ziua. Caut un backend developer cu PHP si Laravel. Pentru mai multe detalii va rog sa puneti o oferta. Va multumesc.

    $481 (Avg Bid)
    $481 Oferta medie
    33 oferte
    dolibarr Developer 6 zile left
    VERIFICAT

    We need timetraker like [conectează-te pentru a consulta linkul URL] for Dolibarr

    $195 (Avg Bid)
    $195 Oferta medie
    5 oferte

    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...

    $336 (Avg Bid)
    $336 Oferta medie
    6 oferte

    Hi Devs, I have a simple task for you. I have a point on the map (lng , lat) (33.893913, 35.501458) and I have a list of points that makes a polyline like this ( [(33.8938, 35.50148), (33.89321, 35.50144), (33.89286, 35.50134), (33.89218, 35.50107), (33.89192, 35.50098), (33.89124, 35.50068), (33.8904, 35.5003), (33.89015, 35.50017), (33.89, 35.50011), (33.88942, 35.49982), (33.88921, 35.49971), (...

    $72 (Avg Bid)
    $72 Oferta medie
    13 oferte

    Online portal for Mobile Recharge Service Provider All Types Of Recharges (SPECIAL, VALIDITY,3G & FLEXI) Mobile , DTH, Data Card, Insurance, Gas, Electricity Bills, Post-Paid, Prepaid Etc.

    $2454 (Avg Bid)
    $2454 Oferta medie
    8 oferte

    We want someone to code the backend of our gaming application and upload it on the server. The task is to help 4 players connect together by sending code and connect and play the game, similar to Ludo Game. The game is developed on Unity, so little bit of knowledge of it would be helpful. You can use any platform to develop the backend.

    $322 (Avg Bid)
    $322 Oferta medie
    6 oferte

    As we know that in today’s world every thing gets old very soon, because the crowd want’s something new and something different. With this thought in mind we created an A.R(augmented reality) based social media application called neAR (in which AR represents augmented reality).

    $341 (Avg Bid)
    $341 Oferta medie
    1 oferte

    I’m looking for a professional developer who is well experienced with Bing spellcheck Azure API and highly capable to integrate it. All details, Document Apis link will be shared during the finalization of project. Preference will be given to those developer who has already done similar work. Happy Bidding.

    $230 (Avg Bid)
    $230 Oferta medie
    5 oferte

    Develop a web app on a topic of your choice using supportive frameworks and technologies. The aim of the project is to research, design, implement and report on relevant technologies related to Web Development for Information Systems. It must involve a complete Inforamtion System solution in the form of a Web App or proof of concept system. Subject areas for this project cover a wide variety of ar...

    $505 (Avg Bid)
    $505 Oferta medie
    1 oferte
    REST API Backend 5 zile left
    VERIFICAT

    Es geht um die Entwicklung eines REST API Backend im NestJS Framework für ein CRM System.

    $44 / hr (Avg Bid)
    $44 / hr Oferta medie
    37 oferte

    Need integration of some third party plugins, check existing third party plugins and optimize the website as per performance too with A-grade. Detailed SOW will be shared.

    $370 (Avg Bid)
    $370 Oferta medie
    10 oferte

    Hello sir, i have in mind a project i want to ask to implement. Contact for details

    $543 (Avg Bid)
    $543 Oferta medie
    16 oferte

    Hello, I have a food ordering system where I want to edit ingredients for a particular item, and adding each item should also add the prices of that item to the final total. Also, the added item should be shown on the checkout page with the total. It data should be stored in a database. Thank you!

    $18 (Avg Bid)
    $18 Oferta medie
    4 oferte
    BACKEND DEVELOPER expert needed 3 zile left
    VERIFICAT

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with the admin pane...

    $700 (Avg Bid)
    $700 Oferta medie
    43 oferte
    Backend Developer , needed -- 2 3 zile left
    VERIFICAT

    <ATTENTION: AVOID FAKE BIDS/ handyman away> FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Link...

    $620 (Avg Bid)
    $620 Oferta medie
    25 oferte
    BACKEND DEVELOPER needed now 3 zile left
    VERIFICAT

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with the admin panel). ...

    $607 (Avg Bid)
    $607 Oferta medie
    34 oferte
    Backend Developer , Needed 3 zile left
    VERIFICAT

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with his admin panel). ...

    $457 (Avg Bid)
    $457 Oferta medie
    20 oferte

    Dear freelancers, to build up a Digital Development Factory we are looking for a Senior Sitecore Software Architect and Developers. The client is a global biopharmaceutical company focused on developing and delivering life-transforming therapies for patients with severe and life-threatening rare diseases. To orchestrate and harmonize the digital environments of the client, [...] analyzes ...

    $44 / hr (Avg Bid)
    $44 / hr Oferta medie
    8 oferte

    Hi we need an e-commerce website and Mobile Apps ( Multi Vendor ) Details Attached 1. Super Admin (Bankend) > Sub Admin Portal > EmployeePortal 2. Vendor Portal 3. Affiliate Portal 4. Customer Mobile Apps ( Android & IOS ) 5. Driver App (Android )

    $3217 (Avg Bid)
    $3217 Oferta medie
    119 oferte
    BACKEND DEVELOPER needed 2 zile left
    VERIFICAT

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with his admin panel). ...

    $424 (Avg Bid)
    $424 Oferta medie
    14 oferte
    Little apple 2 zile left

    Baby garment brand Named Little apple Website like hopscotch needed

    $169 (Avg Bid)
    $169 Oferta medie
    4 oferte

    Hello IT geeks, We need few developers for the following skills. We want full-time individual developers only. We need someone to start work immediately and the developer must have at least 3 years of relevant experience. #1 JAVA, Spring Boot, Angular, AWS #2 Python #3 VueJS #4 Node.js #5 ROR (Backend / full-stack) #6 Front end developer #7 Full Stack Developer #8 Android Developer #...

    $1578 (Avg Bid)
    Local
    $1578 Oferta medie
    69 oferte
    BACKEND DEVELOPER needed now 2 zile left
    VERIFICAT

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with his admin panel). ...

    $379 (Avg Bid)
    $379 Oferta medie
    24 oferte
    online quiz 2 zile left
    VERIFICAT

    I want to have a control panel where the admin will upload few images then place some questionnaire. Any anonymous user could give the answer along with his details then it will be recorded in an excel sheet and only the admin could view it.

    $344 (Avg Bid)
    $344 Oferta medie
    13 oferte

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with his admin panel). ...

    $387 (Avg Bid)
    $387 Oferta medie
    17 oferte

    Develop a web app on a topic of your choice using supportive frameworks and technologies. The aim of the project is to research, design, implement and report on relevant technologies related to Web Development for Information Systems. The project must involve a complete Inforamtion System solution in the form of a Web App or proof of concept system. Subject areas for this project cover a wide var...

    $121 (Avg Bid)
    $121 Oferta medie
    5 oferte

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with his admin panel). ...

    $375 (Avg Bid)
    $375 Oferta medie
    20 oferte

    We seek a Chatbot Developer to insert FAQ to a chatbot embedded to a Shopify store and publish it on a Facebook page. The chatbot should propose the following categories: - Information about products - Shipping - Returns - Payment - Frequently asked questions At least one experience with chatbots would be appreciated. Message me for more information

    $18 / hr (Avg Bid)
    $18 / hr Oferta medie
    32 oferte
    DAPP , WEB3 1 zi left

    hey , i am looking for someone to create a dapp and web3 extension

    $14 / hr (Avg Bid)
    $14 / hr Oferta medie
    4 oferte

    We need a Full Stack WebApp developer for a Complex Shipping Comparison Website. This site will compare rates between DHL, FedEX, UPS etc. Main goals: • Bechmarking of the big shipping companies websites e.g DHL, FedEX, UPS etc and take the best of each one. • Make and extremely EASY to Use dashboard for the registered users. • Lightweight and very fast website (don’t use tri...

    $756 (Avg Bid)
    $756 Oferta medie
    17 oferte

    Hi there, I am currently looking for a web developer for a C2C marketplace that would be catering for Sneakers, Streetwear, Luxury Goods and Collectibles. I have listed the general functionality of how I envision the website should be Functionality of the Website (General) 1. Base of the website is an E-Commerce Marketplace focusing on Sneakers/Streetwear/Collectibles that allows individual se...

    $701 (Avg Bid)
    $701 Oferta medie
    12 oferte

    FULL BACKEND needed My app is currently using Firebase. We wants to migrate it to Server. YOU have to create Apis, Database and all other features according to it. My app is using the following features: Authentication, Firebase Realtime Database, Storage, Hosting, Cloud Functions, Crashlytics, Cloud Messaging, In-app messaging, AdMob,Dynamic Links. (then to migrate the app with his admin panel) ...

    $279 (Avg Bid)
    $279 Oferta medie
    11 oferte

    Need FULL BACKEND now instead of Firebase for our Android App (has admin panel) you have to create Apis And Database and all other features according to it (detailed below): 1/Build Authentication,Database/Realtime Database, Storage, Hosting, Functions, and Machine Learning 2/Release & Monitor Crashlytics, Performance, Test Lab, and App Distribution 3/Analytics Dashboard, Realtime, Events, ...

    $486 (Avg Bid)
    $486 Oferta medie
    16 oferte

    Hello! Tools: Flutter / Dart I have an app that I've been working on for a while (myself and another coder); it's centered around Stock Market investing. We're in the final stretch before shipping the app. Now I need for someone to help with coding the paper trading feature. I will give you access to the project on GitHub if accepted. Needs for the paper trading feature: - Allow...

    $157 (Avg Bid)
    $157 Oferta medie
    21 oferte

    I’m an individual and I want someone to create an android app for my idea. I don’t have much budget as I’m a college student. I’ll be thankful if you can make an app in that budget

    $104 (Avg Bid)
    $104 Oferta medie
    4 oferte

    We're looking to build an NFT Exchange Marketplace with a unique twist - instead of having creators be able to upload individual NFTs or group of several NFTs for sale, they're creating 'collections' of NFTs which buyers can then buy 'packs' from. The packs will contain a small number of randomly selected NFTs from the collection, like a booster pack of Pokemon or bas...

    $39 / hr (Avg Bid)
    $39 / hr Oferta medie
    23 oferte

    Development of a Mobile Multiplayer FPS gaming App in Unity 3D. Similar to PUBG graphics but with different gaming model. iOS, Android, WebGl. Multiplayer backend development needed with Matchmaking Services and Server Allocation Manager. Hosting in Cloud with Google Cloud, Amazon AWS, Azure etc with easy scalability. Need to integrate Crypto Currency Wallet into the menu and custom gaming logic....

    $14904 (Avg Bid)
    Acord de confidenţialitate
    $14904 Oferta medie
    20 oferte

    We're building a platform connecting business with local consumers. For this project, we're looking for a backend developer who can build databases and write APIs. Those interested, have a strong desire to do quality work and enjoy challenging projects and tight deadlines, please don't hesitate to contact us. We look forward to hearing from you.

    $699 (Avg Bid)
    $699 Oferta medie
    48 oferte

    i'm looking for a developer that can work with us on a new project: Project details: The idea is to create a an App that will be accessible for grand public for Hypermarket sales.

    $1461 (Avg Bid)
    $1461 Oferta medie
    34 oferte

    connection between python mysql and react native application

    $38 (Avg Bid)
    $38 Oferta medie
    8 oferte

    Hello Everyone! I hope you all are doing well. ONLY FOR INDIANS so, without wasting your time, I want to tell you that I need a expert php developer ! [conectează-te pentru a consulta linkul URL] I have given above website link first of check this website so, as you can see that this is a strach and win website when you strach it generates random amounts and you have to send it your bank th...

    $15 (Avg Bid)
    $15 Oferta medie
    2 oferte

    I am building a discovery website. I need a full-stack developer with graphic design experience.

    $11 / hr (Avg Bid)
    $11 / hr Oferta medie
    47 oferte

    I am building a discovery website. I need a full-stack developer that does graphic design as well.

    $985 (Avg Bid)
    $985 Oferta medie
    104 oferte

    Windows and web based. To be used by small and large enterprises.

    $97 (Avg Bid)
    $97 Oferta medie
    3 oferte

    I would like to migrate the data from Law Fusion CRM into Proclaim CRM. I am looking to migrate the CMS data and reconcile this with the Accounts Module too. Please note this is not a just a SQL export / import as it must be sanity checked and the client details and records must match up to the accounts side of it too. I have the data available to be exported from Law Fusion ready to go into ...

    $3235 (Avg Bid)
    $3235 Oferta medie
    22 oferte

    We need Full Stack developer to work with our team for 3 Month.. (India Only) must have good knowledge of PHP, MySQL and Frontend Languages.. [Removed by Freelancer.com Admin for offsiting - please see Section 13 of our Terms and Conditions] Note :- You should have project experience in above mentioned language, Strictly necessary for serious job

    $555 (Avg Bid)
    $555 Oferta medie
    9 oferte
    blackbird algorithm 3 ore left
    VERIFICAT

    i need of a developer to improve blackbird algorithm and create frontend and backend webiste

    $1394 (Avg Bid)
    $1394 Oferta medie
    13 oferte

    I'm looking for a PHP backend developer who has experience working with Yii2 framework for backend API used for our mobile application. This will be a long-term position for a right candidate. Should be able to work during the US business working hours. Thank you

    $21 / hr (Avg Bid)
    $21 / hr Oferta medie
    62 oferte

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