Freelance back end developer jobs

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    367,797 freelance back end developer jobs found, pricing in USD
    I need Java/Mysql Developer 6 days left
    VERIFIED

    I have done almost 70% work just need 30% of my _work .

    $21 (Avg Bid)
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    3 bids

    Hello, We are looking for a Java Developer with strong knowledge of below skills - Backend: Spring, SpringMVC, SpringData, SpringCloud, SpringBoot Database: Mysql, Mongodb Others: redis, kafka, AWS, Tencent waterproof verification Front end: Vue, iView, less We have a code which is to be deployed on a AWS server where our team will guide you with the task on each step to be completed and once t...

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    We are developing a tool that would help architects at our office who are designing housing buildings in the early stages of design. The idea is that by using 3D modeling software one could draw simple objects that are then turned into more complex geometries based on certain settings the user has tweaked. We have developed the tool using Rhinoceros and Grasshopper software. We have two main funct...

    $666 (Avg Bid)
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    need some changer on my current project developed on .net

    $91 (Avg Bid)
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    5 bids

    Hello, We have an un-finish project front design, 40% of the work has been completed and I am looking for someone that can complete the project [login to view URL] but the front design needs to look like [login to view URL] Home Page - CMS Pages Category Pages Searches - EtC

    $706 (Avg Bid)
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    37 bids
    python developer backend dev 6 days left
    VERIFIED

    looking for python developer for full time

    $402 (Avg Bid)
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    5 bids

    looking for flutter developer for full time

    $385 (Avg Bid)
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    6 bids
    React/NodeJS developer 6 days left
    VERIFIED

    Hello. I am looking for a react/nodejs guy who can support me urgently. It is video conference website. I need a quick support for several issues. Let me know if you can do this. Thanks.

    $41 (Avg Bid)
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    Complete website design need a developer

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    33 bids

    We're hiring expert level developers to optimize the back end of a Shopify app. This is a 3 month assignment that requires passing 4 assessment tests to be considered. Ideal candidate will have 8+ years PHP Experience and * Expert level experience in MySQL * Proficiency in Laravel * Knowledge of Shopify and Magento API

    $36 / hr (Avg Bid)
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    Flutter Mobile App Developer 6 days left
    VERIFIED

    Make E commerce App with GPS and Calendar functionality in flutter with both android and iOS

    $366 (Avg Bid)
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    6 bids

    I need some changes to an existing website. I need you to build my personal website.

    $20 (Avg Bid)
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    1 bids

    Hello, I need wordpress, html/css developer who can work on the project to customize frontend side. New freelancers are welcome! Will share more details after you applied. Cheers!

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    I need a CI developer to add two functionality in my existing [login to view URL] information on the private chat. Thanks

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    We are looking for React Native / Flutter / Ionic / XAMARIN developer to build a next generation marketplace on advanced architecture. The tech stacks and problem statements will amaze you. We are looking for individual contributors who are willing to commit to work and stick to deadlines.

    $315 (Avg Bid)
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    We are looking for python & Vue or Angular JS developer to build a next generation marketplace on advanced architecture. The tech stacks and problem statements will amaze you. We are looking for individual contributors who are willing to commit to work and stick to deadlines.

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    I need mobile app for coaching institute that helps me to teach and take live Classes.

    $8 (Avg Bid)
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    We're looking for a new developer, predominantly for image/video manipulation tasks to extend an Electron JS app. The ideal candidate will ideally have good experience with tools including: * ffmpeg * gimp * jimp * imagemagick * exiftool Candidate who have worked with equirectangular (360) photos/videos or with VR experience is a major plus. You will be working on open-source software, fo...

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    I need an Android and iOS app. Hi I need a pro developer. I have a React Native Application tat is already uploaded on Playstore , I need to upload a new Update which I have already developed but I understand that I'm supposed to upload the same Keystore I used earlier on this command. expo build:android I have been trying to upload the Keystore but in Vain. I need some help on this . I have ...

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    I need a new website from beginning. Everything from front-end to back-end site It's ecommerce website type.

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    We are looking for a Senior Web Developer with Java and React ([login to view URL]) expertise to work for a challenging project We want to rebuild or redesign the whole entire website from scratch using React and [login to view URL] to Server-Side-Render our pages and components. We have started the project and we want to hire a skilled front- developer Must be really proficient with NextJs ...

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    • Design and build advanced and progressive applications for the Web. • Collaborate with cross-functional teams to define, design, and ship new features. • Unit-test code for robustness, including edge cases, usability, and general reliability. • Work on bug fixing and improving application performance. • Continuously discover, evaluate, and implement new technologies to m...

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    app developer 6 days left

    I need an Android app. I would like it designed and built.

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    I am looking for a Rails developer to build a simple Rails app. Experiences with Integrating rails yt gem will be required. For senior rails developer, this job wil take less than 3~5 hours. If this task is going well, you will get longterm opportunity. Also start immediately.

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    1 bids

    Urgently Looking for Android + Node Developer who can guide us for WebRTC video call socket connection work.

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    I have an app that needs to be publsihed to the Google Play Store. We are in the last stages and I need smart Android developer to quickly get to work, clean bugs, fix forms, clear out issues prior to publishing. Where there are code errors, Developer has to fix. Budget is small but there is opportunity to run support. Thank you.

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    Hello, I need wordpress, html/css developer who can work on the project to customize frontend side. New freelancers are welcome! Will share more details after you applied. Cheers!

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    I want someone expert in Php, Only Experts

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    Requirements: 1. Have to integrate sign-up and login from my website to mailwizz, Once someone sign up a user account should be created in mailwizz and he should be able to log-in to his mailwizz account from the log-in botton from the website 2. Integrate a Drag and Drop Editor on mailwizz to build templates and send campaigns 3. Want to create a pricing structure on the website and I want that...

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    **ONLY open to fixed price milestone based work. **You must be conferrable with React.js and graphql. **Looking to hire a sole developer and not a team! The project currently moved from landing page requiring log in to the whole site being visible. HENCE our site focused on (forums, repository, courses, marketplace) must be all searchable by search engines. not just Post titles but comments / r...

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    I need some changes to an existing web-app. It’s a telemedicine app. It's built in Laravel, React, HTML. Better if you are from Bangladesh, specially from Mymensingh or Cumilla. You should be expert and not much busy.

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    We need developers who can contribute to our ongoing development for backend API integration. The UI layer of the app is already developed and may involve marginal changes. The UI skeleton is already developed using the MVVM stacked-based platform. We have used get-it, stacked plugins in the project along with Rxdart streams. We are interested to work with developers who have a thorough knowledg...

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    I am Looking for full stack developer for long term . it is remote part time job . daily after your main job. skills required: webRTC or Blockchain or PHP/Mobile app we are open to hire new freelancers on this platform

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    Its a wordpress based site. I need to improve de user experience of this buying process: [login to view URL] I want to implement the following design: [login to view URL] I need an expert with CSS/JS and PHP if needed. I need to replicate this design. It should be responsive and with the best UX as possible.

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    68 bids

    I am looking for Mul Expert Indi dual who can work on Wordpress Custom code Website Designer API Expet &&&& SEO Expert

    $298 (Avg Bid)
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    We need the following: FOR THE WEB DEVELOPMENT - A programmer proficient in the following skills: .PHP web language MYSQL Databases CSS Javascript who also must have experience working in WEBFLOW CMS. SEO experience in the same person would be a bonus, including: - Must have significant experience with google white hat organic SEO standards including SEARCH CONSOLE diagnostics - Should be exp...

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    I need an application that can do; - Profile registration, - Keep track of locations of the profiles created lively - Live map that shows density of users - Chatbox - Keep track of steps taken,IP addresses, locations visited, e-mail addresses, some personal data that will be provided during registry - Notification that leads directly to application - Option to turn off navigation services inside t...

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    Hi, We are looking for an experienced React JS developer to work for 1 of our customers full-time. This will be a contract job of 6 months and a monthly salary will be given. We require someone who can work full-time i.e 45 hours a week. Developers who are available immediately and want this kind of work from time to time please bid. We will be able to provide more contract work once you com...

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    aimeos developer 6 days left
    VERIFIED

    Aimeos market place with multi vender multi tenant with reseller

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    Hi. I need a rust case opening site built. If you bid on this and have a good resume I will tell you the requirements in detail. General Requirements -Onsite chat - Bot System -Case battles similar to CSGORoll

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    Hello, we are looking for a freelance by success from Brazil for a 2 position project. We need a person to send us a long list of candidates for the various positions we apply for and if the candidates are hired, they will receive a proportional payment.

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    I need to build a background blur on media soup meeting with react.js frontend. Mediasoup server is already installed on server and you can directly integrate tensorflow.js.

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    I need an Android app and iOS app. I would like it designed and built.

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    Hi there we have a scanned document we need it back in word file.

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    Mid sized coffee roasting company is looking to over hall existing shopify site. We're looking to totally redo the look of the site, add landing pages for use with social media , and in general improve user experience. We need a designer/developer that's familiar with Shopify to update to help with: - revamping the site navigation - revamping product pages to incorporate more content &...

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    I need a professional developer for my upcoming app

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    I need a mobile app expert to handle my current project

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    Seeking a developer very familar with WordPress with its premade themes suited to an online storefront for a church ministry. We seek a developer to develop a small informational website in WordPress from premade themes suited to an online storefront. There will be only a few text pages but we need complete eCommerce functionality to a site, from product display to shopping cart and checkout for ...

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    Need to develop a virtual event website.

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    I need a new website. I need you to design and build a landing page.

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    27 bids