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    6,889 need back end developer jobs found, pricing in USD

    Hi i need php developer that familiar with lemonade,it's really urgent and first give u some part of website to develop and if you deliver it today i will give you the rest of project. for today some sections of the pdf attached should be delivered

    $174 (Avg Bid)
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    Need an experienced C# Web API back-end developer for a few months work. Experience using C#, Entity Framework, LINQ, VSTS, Azure SQL, Azure App Service, serializing XML/JSON and SignalR. A daily update will be required. NDA will be required before starting. We will require interview on chat where we ask technical questions, so only get on chat

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    ...hire 2 Freelancers We are going to launch a special dating site for adult. And therefor we need a full stack developer who has big experience with adult site, dating site, chat function, video function etc. Fort front-end We are looking for a front end developer with great skills in (HTML, CSS, JS, Bootstrap) to fix current code and code new design pages

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    ...site, one of the biggest pharmaceutical companies in the world, can be for you. Senior Developer is needed to support the team during "Build & Test" phase of implementing the new management system. The position is located in Basel area and is planned till the end of 2019 with the possibility of extension. Taking part in the project will let you work

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    Need a Web Designer to Modify Template for a Codeigniter Project Delivering a complete front end application Ensuring high performance on mobile and desktop Writing tested, idiomatic, and documented JavaScript, HTML and CSS Coordinating the workflow between the graphic designer, the HTML coder, and yourself Cooperating with the back-end

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    Hello, I am looking for a developer who can customize the Opal Hotel WP Booking plugin. Now the front-end side is developed so we need wordpress back-end developer. Right developer can finish this project in short time. I have a lot of tasks so if you finish this task perfectly , we can work long term. [login to view URL] Please

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    Hello, I am looking for a developer who can customize the Opal Hotel WP Booking plugin. Now the front-end side is developed so we need wordpress back-end developer. Right developer can finish this project in short time. I have a lot of tasks so if you finish this task perfectly , we can work long term. [login to view URL] Please

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    I need a booking system for a delivery business. The plan is for customers to sign up for deliveries of a product on a subscription basis. These deliveries will be in a particular area. These deliveries will only take place 3 days a week, Wednesday, Thursday and Friday. I will have only a particular number of delivery slots per day, for example 50.

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    ...Native social media mobile app. Much of the coding is done but I need to change the flow of the pages. I have written a document on the new flow of the pages. Also, I need to implement instant messaging, shortcut navigation, status updates and camera watermark implementation. the Back-end is written in [login to view URL] and the source code is accessible in Gitlab

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    ...application to a responsive web application portal. Layout and application logic will be provided so the developer can only focus on coding Certain functions and classes can also be provided with a complete coding (c# or vb.net) to assist the developer with coding certain functions or features. The main feature of the application will be the roster grid

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    Event Website 2 days left
    VERIFIED

    Looking for a really good designer to enhance my concept which will be an ev...concept which will be an event website show casing the event and its features. Paypal integration and a small back-end for data collection needed. 4 forms. The project is pretty much laid out and looking for a developer to enhance my concept. Need this done within 1 week.

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    I need CI back-end developer to custom and generate APIs

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    Please fix my issue 1 day left
    VERIFIED

    I am working on the laravel back end and android app development using Okhttp and Retrofit library. Here is my issue. Sometimes I got response from back end in android, Sometimes I did not receive it. When I did not receive the response, I got 404 error from the server. As result, I need a developer who is familiar with laravel and android app. I used

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    ...serious freelancers bid for this. This is not a part time or per project opportunity. Don't expect or try to negotiate more than the bid amount. As a full-time freelancer, you need to dedicate at least 50 hr/week. 2+ years of experience is mandatory. There will be no excuses for these points. Your primary focus will be to implement a complete user interface

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    ...experienced Drupal developer to help implement a new website CMS in Drupal 8 with ~15 responsive page templates. You will be part of a larger team working on this project, and the front-end CSS/HTML templates have already been developed by other members of the team, so this resource will be performing back-end integration. We do need a full-time resource

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    ...company is looking for an app developer who will take over an existing project and pick up where we left off. We have the majority of our apps complete, however some major work needs to be done for the back-end program. There are two versions of the app: Android, written in Java, and iOS written in Swift 4.0. You will need to be an expert in writing code

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    Dear Developer, I'd like to ask help from someone, who has deep knowledge about building an AUTO-scalable multiserver cluster with a load balancer in Digital Ocean. The cluster must be auto-scalable with attached SSD storage and Cloudflare CDN. (all instructions are below, but modifications must be done to put it all together, please look also into

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    Dear Developer, I'd like to ask help from someone, who has deep knowledge about building an AUTO-scalable multiserver cluster with a load balancer in Digital Ocean. The cluster must be auto-scalable with attached SSD storage and Cloudflare CDN. (all instructions are below, but modifications must be done to put it all together, please look also into

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    We are looking for a Moodle developer in order to create an interface with the email marketing tool ActiveCampaign. We need 2 integrations: -from AC to Moodle: based on a specific tag, an automation starts and calls an external script (webhook) which creates an account in Moodle and enrol the user in a specific course for a specific amount of time

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    hanks for viewing. I need a wordpress EXPERT who can link up a codecanyon theme/plugin with some custom features. The website is a amatuer football website - we have a platform that displays the clubs, players, fixtures etc perfectly, but only wordpress admins can edit it, add new teams, players, stats etc... We have added 3 custom user types (Manager

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    Project Background: We are seeking a proficient iOS app developer to build a social media interaction app serving as a bridge between a user’s social and lifestyle preferences which are defined by categories and/or qualities as the user desires. Key Features Needed: 1. Single Sign-On (SSO) via Google and/or Facebook 2. API to FB/Linkedin/Google to

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    Experienced developer required to build a Rails or Python API back end with Soap API. Soap API response is coming in XML format, need to convert into JSON and develop a Ruby on Rails API back end or Python API back end. FYI: API's are provided by BSE StAR MF - BSE's Mutual Funds Platform. Below i have attached API doc file please ...

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    Looking for a talented web/mobile developer with an eye for design. We need an Ecommerce enabled website for a currently operational online grocery delivery service. This includes a deluxe front-end and a comprehensive back-end Content Management System (CMS). User Experience (UX) on the front-end & back-end is paramount & mandat...

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    hey freelancers, We are looking for an iOS developer to bring our app to speed with its Android counterpart. Our app is called Actifit, and the Android version has received several updates and new features, while the iOS version is still behind. You can find our Android version here: [login to view URL] and the iOS version here: [login to view URL]

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    I want to make a website with three custom features: Login/register custom fields/workflow User reviews Event manager

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    ...self order processing with payment through POS transaction machine. I need a UI/UX designer who can do prototyping, wire framing and has ability to make logo, animation ,graphics using photoshop, dream weaver ,illustrator and provide work as per requirement. Front end developer who can do best with HTML 5,CSS3 ,AJAX, javascript, JQuery and also a

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    Looking for a Java / Python developer with experience in the VRP (Vehicle Routing Problem) space. Specifically, we are looking to develop an algorithm for real time management of a fleet of vehicles in a very particular context so need someone who understands this space very well. The individual also needs to have experience with Python and data management

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    I have a website currently. I need some re-design to the UI and some added features. I need a developer who is well versed in: .net Webforms and SQL Server, Visual Studio, TFS, Bootstrap and AJAX. They should be able to show the project in a dev environment once access is given to the DB. Please only serious experienced developers as this is very time

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    Hello Freelancers, The website we are looking to develop is called [login to view URL] The front end of the site is currently live and active. I encourage all Freelancers to take a moment to visit the site before reading on. In a nutshell this website is meant to clean sales organizations lead list / data base and scrub them against carrier / DNC API's to

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    I need .net or c# developer for desktop application with back-end. All data by messages

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    I need a new website. I need you to design and build it. i have purchased a new hosting with domain and i want make a social media website, want to front and back end coding developer, please not use any themes, use php7cms and dolphin you know the knowledge

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    I need a new website. I need you to design and build it. i have purchased a new hosting with domain and i want make a social media website, want to front and back end coding developer, please not use any themes. use "php7cms, dolphin "

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    ...clear and easy to work to with. If continuing on the project, the previous freelancer will be available for support for a while. ------- PROJECT DESCRIPTION: I need a professional iOS developer who can build me a top quality beauty/wellness classifieds app for the iphone and deliver to speed. To win my confidence in your skills and ability, you will demonstrate

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    We are in need of a backend full stack web developer. We are looking for energetic talent to bring both skill and ideas to our team. You will be responsible for developing, testing, and launching new features in our current platform. You will partner with design engineers and work closely with other developers and a project manager to create dynamic

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    Hi , i have one website files, need a developer who knows WordPress and back-end to help me to upload it in hosting.

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    We require an exceptional PHP developer to build us a bespoke website based on our designs, there should be an administration area for us to log in to and the site should be fully responsive for all mobile devices. The functionality of the website is bespoke, therefore we need a fantastic developer who can work with our designers to create the exact

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    MEAN or MERN stack developers preferred. We need a full stack developer (or a team of developers) to help us create a travel platform on which RENTAL OWNERS (PROVIDERS) will be able to register and post their listings (accommodation and other types of travel services). END USERS (travellers) should be able to book, pay for and rate (review) these rental

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    I am developing a website that builds resumes. A developer is working on the back-end and I need someone to look at the design (layout, font size..) before the developer writes the front-end. The website has 17 pages -- for most you dont even have to scroll down to get to the bottom and there is very few text -- and is under a ".sketch" format.

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    I need some developer to complete a running project(Vehicle). I require front end design and back end development too. The task is to complete the private chatting system, support chat, implement notifications in real-time and blogs. The project was built using laravel. Some of the work for chat has been configured using Socket, Laravel-Echo and Vue

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    I need some developer to complete a running project. I require front end design and back end development too. The task is to complete the private chatting system, support chat, implement notifications in real-time, blogs. The project was built using laravel. Some of the work for chat has been configured using Socket, Laravel-Echo and Vue.js

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    Project Description I need a website to be designed almost the same as and combined functions of Paisabazaar,BankBazaar & policybazaar.com. I need a website that is appealing to the eye,and user friendly. That performs the same functions but on the back panel i can be able to add, edit or delete categories, sub-categories, menu and sub menus and

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    Experienced developer required to build a Rails API back end with Soap API. Soap API response is coming in XML format, need to convert into JSON and develop a Ruby on Rails API back end. Below i have attached API doc file please refer it and more details will discuss in chat.

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    Hi, I need a PHP and WordPress Back-end developer. The developer needs to help me to check my existing website Back-end system.

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    Hello, I need a developer who can scrap a website & make a look-alike for me! What i need: - Scraping Data from a website to mine - Back end, so i can configure my website - Generate a list of links for every page - Display page the same as the target website - A Responsive Theme of course - Page Categories - Add & Delete Ads from dashboard - Generate

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    ...actions and require a developer very familiar with Angular, Ionic 3, and push notifications to build the front end of the app. Users will first log in. Users will be sent a notification once an hour to answer a question with 6 choices. They can see a history of their results. All data is stored remotely; our team will build the back end and will provide

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    ...part time/freelance senior Android Developer to join our team. Day-to-day responsibilities include: 1. Develop an Android app with the given design and specifications 2. Work on end-to-end flow from design, development to testing 3. Work on both the front-end client app and APIs to web services/database/back-end 4. Integrate/refactor with the existing

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    Plan for Admin Panel When we start development of admin panel, we need to develop newly web client, web server and modify pokerat server (SFS) and pokerat client (unity). - A new front-end developer - A new back-end developer

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    ...are building all the back-end & API's and looking for an Angular Front End Developer who can work 40-50 hours a week and take up 1 by 1 module. 3) More details can be discussed in Private Message Box. 4) API and front End HTML's will be provided bu us. 5) Eligibility Criteria: - You must be at least 5 years experience in Front End devel...

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    Hi there. I purchased a "Custom Counter" from Smiirl - [login to view URL] & am looking to get a back end developer to create a JSON URL for us. We use the Shopify Shopping Cart platform for our in-store POS, online store, and Amazon store. We would like to use the counter to keep a tally of our total online sales. (Online store & Amazon store combined

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