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    4,538 backend freelancer jobs fundet, i prisklassen EUR

    We have a WordPress website. Where we are using Woocommerce to sell products. We need help to fix the product ...sell products. We need help to fix the product display image to show both the background and foreground color that the user has selected when ordering. The freelancer must know how to make backend code changes to Woocommerce and WordPress.

    €22 (Avg Bid)
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    8 bud

    Hi everyone , PLEASE PLEASE DO NOT BID O...FEATURES IT WILL BE HYBRID APP ( IOS & ANDROID) BACKEND MSSQL WITH ADMIN PANEL CLEAN CODE FOR BOTH ( IOS & ANDROID) DOCUMENTATION FOR ( IOS & ANDROID & DATABASE) DO NOT QUOTE OR BID IF IT DOES NOT FIT YOUR EXPENSES NO EXTRA DOLLAR WILL BE PAID DO NOT REQUEST PAYMENTS OR WORK OUTSIDE FREELANCER THANKS

    €191 (Avg Bid)
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    12 bud

    ...message is preferred but not required if it increases the budget too much. I am not the developer. This was done by another freelancer. I have the apk and ipa files. I have SSH access to the server, zip files of backups of backend code and admin access to the mysql database where the data is stored. However, I do NOT have any type of uncompiled Android

    €306 (Avg Bid)
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    19 bud

    Looking for an experienced backend python freelancer to maintain our website and do some feature additions/updates in it. Our platform has been made on python (framework flask). Should have hands-on knowledge of Firebase, AWS, Bitbucket and basic HTML/CSS. Need about 12-16 hours a week min. Looking for a person who has a sincere and responsible work

    €8 / hr (Avg Bid)
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    7 bud
    Codeigniter and strong frontend 4 days left
    VERIFICERET

    Looking for a part-time freelancer for a CodeIgniter backend and jquery/css frontend. The candidate will need to work at least 20 hours a week and will need to give updates every day via phone chat.

    €15 / hr (Avg Bid)
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    118 bud

    We need someone to add 3 more pages to an existing Polymer 2 application. This will require some basic REST requests. No backend is needed. Please say "Hi Heman" when bidding as there is no tag for Polymer on Freelancer.

    €162 (Avg Bid)
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    14 bud

    Hello, we are a upcoming startup. We are looking for a backend developer to develop our web application. More details will be said after selection. Priority for developers from kerala. Others can also apply

    €105 (Avg Bid)
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    22 bud

    ...Magento 1.9.x project we are looking for a Freelancer with strong skills to create a custom front-end from a mockup and various magento edits which we have documented in a briefing. Available ressources: - Mockup in Illustrator of the PC, Tablet and smartphone views. - Preconfigurations of the Magento Backend - Custom product attribute list - A briefing

    €1072 (Avg Bid)
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    65 bud

    ...Depending of the quality of the work we might rehire the candidate again, if has the skills, for the backend and all the requirements that the web would need until launching. We will not even answer candidates that automatically answer to every freelancer offer so we will read the proposals of the ones that will start offering their services with at least

    €994 (Avg Bid)
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    64 bud

    We are looking for a freelancer to create a simple gui that allows to make API calls in the backend. The entire API is already implemented and available on Github, [login to view URL] We need a simeple gui for this api which can perform API calls using buttons. Sensu is a monitoring tool just like Nagios, so please bid only if you

    €77 (Avg Bid)
    €77 Gns Bud
    5 bud

    ...1- Web 2- App 3- Web-based admin IMPORTANT: The admin interface must have very stringent credentialing requirements for access. I want it to be VERY TOUGH to get into the backend and must be built not to allow attacks. Content from the web and app will be consumed by children and I take it very seriously that access to the admin is strictly controlled

    €5343 (Avg Bid)
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    75 bud
    Need a React, Redux developer 2 days left
    VERIFICERET

    Ongoing project, built on Reac...on React Native with Redux. Budget is 150$. Need to integrate with backend with APIs. Backend is on PHP. UI is ready, what needs to be done is all abour state management with Redux. Please bid only if you have extensive experience with Redux or Mobx I need an individual freelancer. NOT AN AGENCY OR TEAMS! Thanks.

    €133 (Avg Bid)
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    25 bud

    I am looking for a freelancer who can creat an electricity consumption calculator for me. I need a backend, so I can maintain it. Freelancer who have got experience in making such calculators, could apply. I need it within 3 days. I will provide you the design.

    €36 (Avg Bid)
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    18 bud

    To produce a website similar to [login to view URL] OR/AND [login to view URL] The freelancer MUST have: - produced a similar website, including all frontend and backend features (please provide links). If you do NOT have experience in the above site, you will not be considered for the project. - be able to contact the referred website owner directly

    €1606 (Avg Bid)
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    87 bud

    I want you to build me an E-Commerce site using python for backend and javascript for client side. It is highly recommended to use django, but i am open to suggestions. For my project, I want seasoned full-stack web developer. My project needs to be a one page responsive site, the homepage will cator only 5 main category and five items from each category

    €880 (Avg Bid)
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    21 bud

    We are developing a mobile app which is 75% complete and we need a full stack freelancer to help us revamp certain features and enhance the overall User Experience. Front end is React Native and Backend is Python Flask MongoDB.

    €8 / hr (Avg Bid)
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    5 bud
    Android App Developer Needed. 20 hours left
    VERIFICERET

    I need to make android chat app. I will provide link of play store in PM. you need to done android phone , tablet and backend api . China freelancer is preferred. thanks.

    €639 - €1277
    Forseglet
    €639 - €1277
    58 bud

    We want Frontend : Angular 6 Backend : Django,SQL We already have UX design in HTML/CSS format We are looking for a freelancer to complete following work 1. Maps Integration 2. Search functionality 3. Mathematical model (hoisting a python engine for future upload of AI ML models) 4. Dashboard elements - Meter guage 5. Login funtions - Google, LinkedIn

    €363 (Avg Bid)
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    10 bud

    ...This also means when you are adding new page in CMS all input fields (article, description, etc) should have 2 inputs – one in German and other in English language. 1.8 Our backend is PHP and MySQL. We will send SQL dump file to reproduce the same database. 1.9 The structure of the web page is following: Header: Menu and language setter (on each page)

    €857 (Avg Bid)
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    16 bud

    - We are looking for a Freelancer who can develop the frontend screens for our configurator and connect it to the back end which is being built by our team on “Ruby on Rails” - Work on React Software for frontend development of the platform - Prototypes of the tool with different designs according to customer's needs - Writing script on HTML, CSS files

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    32 bud

    ...Implementing only one of these pages e.g. a page with text and selectable sections should be enough. 4. Preferably no backend. Firebase offers authentication and database out of the box, but alternatives are welcome. About the freelancer: 1. Technically versed in React, TypeScript and CSS. I am also a developer and will do code reviews. (why am I not

    €1293 (Avg Bid)
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    37 bud

    Dear freelancer, This is a first step in the creation of an in-house directory system. More work will be forthcoming. You need to be proficient in: - Django - Bootstrap + HTML5 - Integration frontend <-> backend Project summary: - input: we provide a HTML5 template, based on Bootstrap 4.1 - output: you deliver a working Django 2.1 application, deployed

    €192 (Avg Bid)
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    23 bud

    ...website that will allow them to complete forms on computer or phone; save completed forms to a library in front end of website for review and printing (I or freelancer will do the work on the backend); and be able to analyze data generated from the completed forms on a responsible dashboard. To this end, I have create a demo website using Joomla, created

    €306 (Avg Bid)
    NDA
    €306 Gns Bud
    14 bud

    ...be removed and text should say "outputs and a full array of audio options." but it still says "outputs and a full array of audio options and a built-in mini speaker." 2) Backend product edit - some products you can change the featured products switch and others the switch isn't even there. Example - Products like "Cocktail Bar Table Hire - Tall /

    €309 (Avg Bid)
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    57 bud

    need a freelancer who as more experience in react js, css3(scss), javascript and on backend side with groovy.

    €10 / hr (Avg Bid)
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    33 bud

    ...on votes and can be managed by admin, similar kind of sorting/categorisation functionality as Hotukdeals but for a specific market (This will be communicated to the hired Freelancer). Distinctive area for features which will focus on high-value products. The deal summaries should have 'go to deal' 'vote up/down' and 'share' buttons without having to

    €1290 (Avg Bid)
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    78 bud

    Java, JSP, DB2, Controllers with service layer to backend. No need to bid on project I have a freelancer that will accept this project.

    €28 / hr (Avg Bid)
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    21 bud

    ...experienced full stack developer that fully understands Django/Python, PostgreSQL, and Reactjs/Redux. You will be responsible for both frontend development (reactjs and redux) and backend (django) with PostgreSQK. The site is similar to airbnb in functionality with our own custom design, which has it's own design and control panels for user, and businesses.

    €3293 (Avg Bid)
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    82 bud

    We designed a social media platform [login to view URL], where website designed using HTML5, CSS as front end and Core PHP (No frameworks are used) as backend, we are looking for a Text chat, audio, and video call API interfacing to this website, where all the registered users can do call and chat in private (One to One). we are not interested in interfacing

    €503 (Avg Bid)
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    9 bud

    We have an Access 2010 application and want to replace the Access backend with an SQL Express Backend. There are approximately 126 tables and 114 forms in the program. There is also vba code behind the forms. We are interested in receiving resumes and bids from qualified Vendors or individual programmers. Please email a copy of your resume and contact

    €1043 (Avg Bid)
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    53 bud

    We can create on our site content but we can do that only on frontend we wil do this also for our admin users on admin panel. We can discus on chat the details and can give the url what we will to do.

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    19 bud

    ...to update PS to 1.7. Site backend then broke. I hired a freelancer to fix which they did. Then they said they could update the theme but would need to have the 1.7 theme provided, so I did, and when they did that update, site front end broke, and backend was working showing orders, customers, etc. Then hired another freelancer who swore up and down he

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    2 bud

    I want to hire a backend developer regarding assignment tasks based on python.

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    20 bud

    My website sells cybersecurity courses scheduled to be taught face to face from city to city in N...tax as I don’t want to end up paying the taxes from my own pocket. Here is my website: www.thecybersecurityacademy.com. I will of course provide admin backend credentials to the successful freelancer to be able to see the details of the implementation

    €27 (Avg Bid)
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    10 bud

    ...figure out adding authentication to it. The authentication will be in the form of JWT (JSON Web Tokens), stored locally on the client computer and come from a Lumen driven API backend (PHP). When a user log ins using their email address, which will have an autocomplete field on it (to be completed), the email address and password via the Lumen API will

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    27 bud

    I need a site built similar to upwork built on wordpress ...built similar to upwork built on wordpress where freelancers can be hired for services. Need payment integration stripe to hold and release payments on auto pilot until freelancer delivers service also need message and search capabilities. Deadline to finish is 2-3 weeks max! No exceptions.

    €685 (Avg Bid)
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    50 bud

    I am looking to have an app built in Xamarin that functions similar to freelancer. It is going to be for a specific market. IK can handle and provide the gui phaze of things but need the backend to be built in xamarin so it can be sent to android and iphone marketplaces

    €673 (Avg Bid)
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    We are looking for a native fulltime freelancer, someone capable of working both on backend and frontend. Skills required: Nodejs, Reactjs, Mongodb. We are looking to develop a long term relationship with someone. So if you available and free to start from now, get on board !

    €131 (Avg Bid)
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    25 bud

    ...mobile app for freelancer site. Developer will need to develop android Native mobile app, UI design, API and payment gateway. The app need to have all the feature that [login to view URL] have together with chat module just like freelancer.com. Mobile app need to link to the current website " Musicfreelancer.net. Mobile app need to have backend admin. Developer

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    128 bud

    The freelancer must solve problems in the website visualization developed and running in an Odoo v8 installation. These problems are associated with the view and operation of a template and modules associated with the website. so the Frelancer must have knowledge in XML, CSS, Less, HTML, Python, JS, Jquery, Select2, jqueryUI ... It is necessary that

    €10 / hr (Avg Bid)
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    27 bud

    Personalizações em HTML, CSS e PHP do nosso sistema de venda de veículos. Já temos o sistema com inclusive algumas funções das quais precisamos de personalização (fica a critério do freelancer analisar tudo e deixar de acordo) - segue abaixo lista das funções e aparência do sistema a qual precisamos personali...

    €153 (Avg Bid)
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    21 bud

    We are looking for a simple app for a fix walking routes. The routes will be plotted ...info to be stored for marketing purposes ) ios and Android version needed. We are open to Native and Hybrid development. Other variables such as hosting and backend to be suggested by Freelancer. Open your Bid with "Hi guys" so we know your bid is not automated.

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    122 bud

    We are looking to build a website similar functionality to [login to view URL] It would make sense for the freelancer to go through the offer process as a customer to see how this works. This is for a different niche but the customer will need to be able to build a quote around a product. Requirements - Customer and partner portal. - The ability for a

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    17 bud

    We are looking to build a website similar functionality to [login to view URL] It would make sense for the freelancer to go through the offer process as a customer to see how this works. This is for a different niche but the customer will need to be able to build a quote around a product. Requirements - Customer and partner portal. - The ability for a

    €1149 (Avg Bid)
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    70 bud

    I will have a freelancer to have me with plain React front end. Our task will be to follow the storyboard and come down to a fully functioning browser app. To start off, I will show front-end's progress and you will give me your critique of how it can be better put up for the backend work. Your basic task will start at documenting the setup followed

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    I am working with wordpress, I already have the website designed. I am looking to hire someone who can help me replicate how the backend ordering systems work on [login to view URL] - or at least give some indication as to how the website functions for Instagram order processing. You will need to visit the website [login to view URL] to understand

    €379 (Avg Bid)
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    25 bud

    We are 3 persons working on a new B2B and single sales product. The database will be heavy, and customers are waiting for mid-September. I myself a Freelancer, do the backend and everything related to it. Looking for someone focussing on the Webpack, Twig and work with the designer. Will be working together to develop a API so the UI is independant

    €16 / hr (Avg Bid)
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    28 bud

    ...([login to view URL] / Tokbox / WebRTC / HLS JS). El objetivo es desarrollar un sitio web igual a: [login to view URL] incluyendo sus secciones y funcionalidades. Solo para freelancer de experiencia nivel avanzado en las tecnologías mencionadas y que ofrezca comunicación perfecta constantemente. Los pagos serán cancelados cuando el hito en curso este completado

    €1277 - €2554
    Fremhævet Forseglet NDA
    €1277 - €2554
    10 bud

    ...documentation will be available upon confirming the freelancer(s) involved. The following general GUIs and features: Front-End : 4 User Portals- 1. Admin Panel : Webapp via Browser 2. Supplier Panel : Webapp via Browser 3. Reseller Agent : Webapp via App Shell 4. Reseller APP : Webapp via Browser Backend - 1. Decision Tree matching based on set attributes

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    43 bud

    ...documentation will be available upon confirming the freelancer(s) involved. The following general GUIs and features: Front-End : 4 User Portals- 1. Admin Panel : Webapp via Browser 2. Supplier Panel : Webapp via Browser 3. Reseller Agent : Webapp via App Shell 4. Reseller APP : Webapp via Browser Backend - 1. Decision Tree matching based on set attributes

    €2172 (Avg Bid)
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    20 bud

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