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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    44 trabalhos encontrados, preços em EUR
    Full Stack Development 6 dias left
    VERIFICADO

    I want to create a clone-like of a web app.(its a complex web app) 1- scrape all the data from a webapp (questions and answers categorically) and save it in a local db. 2- use this db and create a similar looking and fully functional webapp (from which we scrapped the data). 3-I also need a basic admin pane where I can add/delete/edit user subscription details. max budget is $350 deadline around ...

    €373 (Avg Bid)
    €373 Média
    26 ofertas

    We are looking to build a website similar to "onlyfans". We are currently using Yith/Woocommerce plugins such as membership/subscription etc. Please see the attached file " Plugins We Are [fazer login para ver a URL] " to see a full list of the wordpress plugins we are using. We need to allow users, after creating accounts to be able to click on a button " become a creator...

    €34 / hr (Avg Bid)
    €34 / hr Média
    28 ofertas
    Backend for Kiosk App (Android) 6 dias left
    VERIFICADO

    I have a kiosk android app that i purchased from codecanyon. I am looking for an android app programmer to modify it. I need the app to connect to a backend (which you will create), in order to confirm that the subscription is still active, in order for the app to continue to run and be operational. This is how the workflow will be: Initial Install of Kiosk App -> 1. User starts app. 2. App w...

    €275 (Avg Bid)
    €275 Média
    19 ofertas
    Backend service 6 dias left
    VERIFICADO

    I want to create an app in which the app gives a user a random workout depending on the user's choices. - I would need admin control - login/register/subscription method - create workouts method - history and stats

    €477 (Avg Bid)
    €477 Média
    23 ofertas

    We are looking for freelancers to work with our team on the following scope of the development of an annotation server based on Hypothesis git. here are most of the details, please feel free to ask about it after read the following: Source : [fazer login para ver a URL] Info: [fazer login para ver a URL] Pyramid: [fazer login para ver a URL] - [fazer login para ver a URL] Hypothesis is a widesp...

    €23 / hr (Avg Bid)
    €23 / hr Média
    13 ofertas

    Hi freelancers. I want java application to simulate an ATM behavior. this simul should send transaction to a card switch. user choose the txn and input mandatory data like card number, password, timeout and .....

    €412 (Avg Bid)
    €412 Média
    8 ofertas

    /JOB Description As MagniFinance (that is an online invoicing software approved by the Portuguese Tax and Customs Authority), we want to have an integration of our invoicing API with Prestashop to allow online stores that uses PrestaShop to invoicing automatically when a customer buy something online. To do this, you should create/have a sample sandbox PrestaShop account to test and present the r...

    €399 (Avg Bid)
    €399 Média
    5 ofertas

    i look for someone who can work in a project website for shipping and wearhoussing , this website consiste a client space like a dashboard who can give a client to manage our colis and facturate i don't know wich technologie can i use and who can i start if someone can help and work with me give me a proposition

    €231 (Avg Bid)
    €231 Média
    15 ofertas
    Backend Web admin development 6 dias left
    VERIFICADO

    A app for electricians by an electric company. Electrician scan qr code on their mobile app and get credited bonus amount. Like 5 10 25 50 100 etc. The credits are reflected in their wallet. They can withdrawal to their paytm wallet(Less transaction fees ) or place a bank transfer request subject to minimum requirements. Also electricians can participate in a scheme and win exciting gifts like mob...

    €84 (Avg Bid)
    €84 Média
    2 ofertas

    I need experienced Amazon MWS or Amazon SP-API Developer backend developer. I want to develop a Web SaaS Project for Dropshipping Sellers in Amazon. Do now waste time if you did not use Amazon Merchant Web Services (MWS) before.

    €668 (Avg Bid)
    €668 Média
    4 ofertas
    smart tv app 5 dias left

    we want to design smart tv app

    €72 (Avg Bid)
    €72 Média
    5 ofertas
    Personal information 5 dias left
    VERIFICADO

    I have a problem with personal information, because when visitors visit profiles with different languages, personal information is mixed up. The administrator translates this personal information into multiple languages, and should normally be displayed in the visitor's language. But somewhere they need to be connected, because for now they only work correctly in the same language, but when t...

    €208 (Avg Bid)
    €208 Média
    13 ofertas

    I am a designer looking to get some development work completed for a website that will be built in Webflow. The website will need to have the same functionality as the "UNIT PRICING HISTORY" table on this page: [fazer login para ver a URL] Currently, the client uploads a cvs file of the data (each entry is a separate csv file), and when users select a date range, the data appears in t...

    €270 (Avg Bid)
    €270 Média
    22 ofertas

    We want to add new features on existing admin panel (GOLANG) 1/Automatically reassign chat to active workers (if some workers does not answer within 5 minutes max) 2/set up 75 characters per message /for workers(operators)

    €128 (Avg Bid)
    €128 Média
    6 ofertas

    Frontend dashboard project + ensuring backend API controllers to support the dashboard. MERN stack. + Setup dashboard system for data visualisation, timelines, hdata history overviews, settings adjustment, production administration, instance management + Integrate API data into dashboard from factory hardware + Backend structure for connected dashboard to other parts of infrastructure, database...

    €2060 (Avg Bid)
    €2060 Média
    77 ofertas

    Our new startup company is looking for a web designer/developer that is able to create a really modern, fresh and engaging website that: - Must showcase our products using HD photo’s and video's (provided by us) - Must show a calendar, availability, take bookings and allow the user to checkout - Must trigger SMS messages when a phone number is provided (as part of the booking process) ...

    €14 / hr (Avg Bid)
    €14 / hr Média
    38 ofertas

    We are hiring an experienced ML developer with complementary backend experience + Setup ML pipeline and ML server environment( ML flow & architechture) + Setup API Controller for endpoint access to ML models + Create data analysis ML model based on historical data + Create 3D image analysis ML model + Create 2D to 3D ML model

    €3748 (Avg Bid)
    €3748 Média
    5 ofertas

    Hello! I am a graphic designer and I own a handmade brand of bags and clothing where I make everything myself out of natural and recycled materials! I need someone to work with me to launch the new website! I can provide graphics and everything needed!

    €46 (Avg Bid)
    €46 Média
    9 ofertas
    create a chat support 5 dias left
    VERIFICADO

    Hello I would like to create a chat support which has a button when it is clicked a toggle from right side can appear and client can write and get answer. Admin page to see the client's message can be built in one page in website, I will give admin access after for that (not important now)

    €20 (Avg Bid)
    €20 Média
    9 ofertas
    Web Yazılımı 4 dias left

    Araç Test Sistemi Proje Açıklaması Servise gelen araçların testleri yapılmaktadır. Bu testler ilgili personeller tarafından yapılır. Her test sabit 30-40 soruluk evet hayır n/a şeklinde yorum ve fotoğraf eklenebilir şekilde olmalıdır. Sayfalar 1 Giriş 2 Çıkış 3 Kullanıcı Yönetimi a- Kullanıcı Ekleme b- Kullanıcı Silme c- Kullanıcı Şifre Değiştirme d- Kullanı...

    €617 (Avg Bid)
    €617 Média
    15 ofertas

    Hello, I am constructing a mobile application and want to receive a consultation to get some advice on how to structure the software architecture. You must have expertise in backend software architecture. I want to spend a few hours going over the questions that I have. I am looking for someone who can provide both good high-level architectural advice, as well as various specific implementatio...

    €67 (Avg Bid)
    €67 Média
    1 ofertas

    ### Job is exactly as requirements below. Proposals with different pricing to the one originally stated here will not be considered. ### I already have the domains and hosting account for Wordpress with cheaperdomains. I need a solid and simple website for my business, a Melbourne-based cosmetic tattoo clinic in Australia. Requirements: 1. Top of google search when it comes to SEO at the time i...

    €93 (Avg Bid)
    €93 Média
    24 ofertas
    World Cup Trivia 4 dias left
    VERIFICADO

    A mobile game app to play trivia with friends and learn about football history. *experience with 2D mobile game development*

    €9 / hr (Avg Bid)
    €9 / hr Média
    6 ofertas

    Ruby development of my saas application with list of enhancements . Experienced developers with send grid herukku and saas experience apply immedietly

    €15 / hr (Avg Bid)
    €15 / hr Média
    9 ofertas

    Hello, I would like to work with a programmer to make a demo for an internal airline reservation system. This will be dealing with passenger database, pnr database and generation, seat allocation, seat inventory etc, etc. If you have worked on projects like this before, please describe them. This is to help me understanding of the system.

    €326 (Avg Bid)
    €326 Média
    22 ofertas

    The project is a service request, the user logs in via Facebook, Google, or Twitter and all the methods available in Google Council, after that, he modifies his profile (name, date of birth, photo, either taking a picture from the camera or uploading it from the device) and the data is saved In Google Firebase, the main page shows services such as: carpenter, blacksmith, plumber ... and the servic...

    €947 (Avg Bid)
    €947 Média
    23 ofertas

    the website is already hosted I just need help making a few adjustments really minor things. must be able to work on front end as well as back end.

    €110 (Avg Bid)
    €110 Média
    25 ofertas

    Lost a lot of money through a local bookie. We use a website to place our bets and monitor our account balance. Any way to backdate bets or change bet history without obviously letting Admin knows about it would be great. Other ideas also greatly appreciated.

    €496 (Avg Bid)
    €496 Média
    10 ofertas

    Creating a user-centric web app to help with personal product management. The UI will be provided but the developer will have to be able to build the back-end as well as the front-end.

    €14 / hr (Avg Bid)
    €14 / hr Média
    63 ofertas

    Looking to update current taxi app with 3 new API. A payment API, and 2 ID verification API. We’re also looking to debug any errors that might be present in the app. We will share full task list before you start. Among the tasks: Adding 2nd back up payment gateway. Add API gateway / security layer similar to [fazer login para ver a URL] UI clean up / updates to the web pages for both ...

    €528 (Avg Bid)
    €528 Média
    31 ofertas

    I need all Google My Business reviews display on my website. (Not latest 5 reviews) Any My Business local’s reviews i want you display on my website with valid authorising Google Business.

    €106 (Avg Bid)
    €106 Média
    6 ofertas

    Dynamische Darstellung einer Menükarte und Bestellung durch Aufruf des zur Verfügung gestellten Backend Services.

    €15 (Avg Bid)
    €15 Média
    6 ofertas

    Looking to deploy a React built e-Commerce marketplace theme. I need someone experience in deploying React websites to look at my new theme built in React, examine it, suggest what need to be done in order to activate the full functionality of the marketplace abilities. Finally deploy with Firebase or any similar simple host with scalable backend.

    €149 (Avg Bid)
    €149 Média
    10 ofertas

    Looking for a full-stack web/mobile developer or team.

    €34 / hr (Avg Bid)
    €34 / hr Média
    80 ofertas

    We are looking for a coder experienced in PHP and MySQL skills to help with project maintenance. The website build is done but we need ongoing IT support. And there’s the opportunity to add new functionality so the scope is broad. Hours are flexible but, when there’s a problem with the site, it needs to be fixed fast. About the Role This is a role that will work with our front-end...

    €34 / hr (Avg Bid)
    €34 / hr Média
    52 ofertas

    /JOB Description As MagniFinance (that is an online invoicing software approved by the Portuguese Tax and Customs Authority), we want to have an integration of our invoicing API with Shopify to allow online stores that uses Shopify to invoicing automatically when a customer buy something online. To do this, you should create/have a sample sandbox Shopify account to test and present the result for...

    €468 (Avg Bid)
    €468 Média
    4 ofertas

    Сделать двуязычную версию сайта. (Есть готовый перевод). Срок 2-3 дня, стоимость 5000 рублей.

    €109 (Avg Bid)
    €109 Média
    4 ofertas

    Looking for a strong developer to develop a plugin app that will connect and interface with a 3rd party video platform.

    €17 / hr (Avg Bid)
    €17 / hr Média
    9 ofertas

    I need you to develop some software for me. I would like this software to be developed for Linux using Python.

    €2003 (Avg Bid)
    €2003 Média
    15 ofertas

    I have an idea that could help save tens if not hundreds of thousands of small businesses from closing their doors this year due to the pandemic. It sounds lofty, I know, but I’ve spent the last few weeks since the idea came together speaking with professionals in the extended Reality field, online marketing specialists and small businesses associations - especially the ones with the push to...

    €1424 (Avg Bid)
    €1424 Média
    11 ofertas

    Need to implement the following Chat feature: [fazer login para ver a URL] Open source code is available over at following repo: [fazer login para ver a URL] [fazer login para ver a URL] [fazer login para ver a URL] Please only apply if you're an expert at Go Lang. Write "Go Lang" above your portfolio. Happy Bidding!

    €419 (Avg Bid)
    €419 Média
    13 ofertas

    custom plugin developer. the advance payment system we want on our website [fazer login para ver a URL] please visit and make a booking then you will get it. how it is working and. we have tried available plugins but those plugins are not working. so it is an expert level job. it is not like a plugin you will install and it will start working. this is a booking and reservations website and has ...

    €19 - €161
    Secreto
    €19 - €161
    15 ofertas

    i need the python coder for multiple jobs. Should have the backend knowledge also.

    €18 - €146
    Secreto
    €18 - €146
    19 ofertas

    i need the python coder for multiple jobs. Should have the backend knowledge also.

    €18 - €146
    Secreto
    €18 - €146
    11 ofertas

    Artigos da Comunidade dos Principais Backend Development