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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    41 份搜到的工作,货币单位为 USD

    I'm looking for web developers to team up with to get my start-up idea off the paper. I've carried out market research and I am very optimistic about this venture. Ideally, the right candidate should have experience in both front and back-end web development. This idea will mainly be launched on the Australian market to allow for further market research. The project is a digital marketpl...

    $15 / hr (Avg Bid)
    $15 / hr 平均报价
    3 个竞标

    Please Meet my requirements: First of all, you have to be someone trustworthy. Responsive SPA Web App, JS/react/jquerry + PHP/JAVA + CMS + Database + AWS/etc. Need a professional tech guy that understands and helping me deploy everything, include setting up the environment.

    $1152 (Avg Bid)
    $1152 平均报价
    48 个竞标

    I will share more details in chat

    $93 (Avg Bid)
    $93 平均报价
    21 个竞标

    Necesito un desarrollador para trabajar con aws, python, boto3

    $8 / hr (Avg Bid)
    $8 / hr 平均报价
    6 个竞标

    I am developing an application that has personal & group chat capabilities, and requires a robust solution with push notifications, messages / images / audio messages. Users in the app will be able to chat personally, create or be added to group chats as well as be added to a channel where they can only read messages from the channel creators (similar to Telegram channels). I am looking for...

    $4126 (Avg Bid)
    $4126 平均报价
    8 个竞标

    We are making a website TICK-TAX that helps a user to calculate and manage his tax through the website. The things the website does – User login or signin Sets up profile Enter details about total income, property etc through official documents. On the day of payment, the website calculates the tax that is to be paid by the user, according to the documents provided by the user…..and a...

    $53 (Avg Bid)
    $53 平均报价
    1 个竞标

    Hello, We are looking for a JSON and API development expert for our project. We are already moving multi-projects so will need to find a good partner who is familiar with JSON. The contract will be moved forward based on milestones step by step. We are looking for a long-term contractor as well. If you're familiar with JSON schema, it would be great for our projects.

    $1146 (Avg Bid)
    $1146 平均报价
    23 个竞标

    Building a new proxy project which will need automated virtual machines running on servers and turning them into proxies via squid Must be able to think outside the box as we have an outline of the project, but the technical aspects and any problems that arrive must come from the technical team we hire.

    $16275 (Avg Bid)
    $16275 平均报价
    6 个竞标

    We have attached a project file which has basically a user login to demonstrate how the end user data is [登录来查看链接] admin panel has to be made for this project where the admin can login ,select the user ,report and fill the data which has to be displayed in the user side. The data saved in the admin side has to be updated in the server (mongodb) and from the server side it has to be retrieved and d...

    $96 (Avg Bid)
    $96 平均报价
    3 个竞标
    App development 6 天 left
    已验证

    We are looking for a back-end developer for our android and iOS app. We are currently building a live stream platform, which has to be ready and tested in about two weeks. Our own developer will take care of the complete front-end development in react native. Your Tasks would be: - Complete backend work - Firebase integration - Stripe integration - Integration live-streams - Simple Marketplace F...

    $902 (Avg Bid)
    $902 平均报价
    67 个竞标

    I will share more details in chat

    $73 (Avg Bid)
    $73 平均报价
    18 个竞标

    Blockchain crypto develop project like [登录来查看链接]

    $3820 (Avg Bid)
    $3820 平均报价
    20 个竞标

    i need someone who can setup pinelabs api for transaction status

    $113 (Avg Bid)
    $113 平均报价
    2 个竞标

    The project’s basic idea is to create a Shopify app used to track shipments and communicate this information to its users on a (to an extent) customisable dashboard. (Further down below is a Google Drive Link with a much more detailed project information) Below a short summary of the app: The application should mainly consist of the following key features: A branded tracking page with Up...

    $6824 (Avg Bid)
    $6824 平均报价
    45 个竞标

    For this project, you will have to use Paypal webhooks & Paypal API Django infrastructure will be provided to you once the project is awarded 1) How much experience do you have with Django? 2) Have you worked with webhooks & paypal apis? 3) What is your current availability? *Include your favorite song in the bid to help us avoid bot responses*

    $7 / hr (Avg Bid)
    $7 / hr 平均报价
    14 个竞标
    Crownpeak Developer Needed 5 天 left
    已验证

    Needs someone who has deep experience with Crownpeak CMS for ongoing tasks on backend development. Specifics to be provided.

    $195 (Avg Bid)
    $195 平均报价
    2 个竞标

    I need a new website. I need you to design and build it. (Blockchain)

    $1740 (Avg Bid)
    $1740 平均报价
    50 个竞标

    I need a mobile site. I already have a design for it, I just need it to be built.

    $4 / hr (Avg Bid)
    $4 / hr 平均报价
    5 个竞标

    I am looking for someone to develop a cloud software. When a user is shopping on a ecommerce site, they usually add an item to their shopping cart. When they do this, their cart should save in my software application. Here the customer can then access all their carts from one location and does not need visit each site individually. We will need to develop a Cart Recovery Software which will send a...

    $1650 (Avg Bid)
    $1650 平均报价
    12 个竞标
    Javascript developer 4 天 left
    已验证

    I have a frontend project. I need a freelancer who can fix one issue in frontend and develop backend. I have a flash app and the project is to replicate exactly the same version in web. The frontend is almost done and you can check the current status here [登录来查看链接] The block alignment is different from the flash app and I need to make it the same. After that, you need to develop backend. I have ...

    $15 - $25 / hr
    加封
    $15 - $25 / hr
    15 个竞标

    We have a ready built Flutter App and we need to build a back-end and a dashboard (to show user transactions). Tasks: - Build Back-end - Build Dashboard - Integrate back-end and dashboard with already Existing Flutter App

    $1196 (Avg Bid)
    $1196 平均报价
    107 个竞标

    Software Developers needed for a fintech product

    $8 / hr (Avg Bid)
    $8 / hr 平均报价
    3 个竞标

    There is an e-commerce app consisting of customers, suppliers, orders, payment, cart, categories, tags, affiliate programs. A database schema is needed to be designed for this

    $19 (Avg Bid)
    $19 平均报价
    5 个竞标

    We have the .sol codings - we also need it integrated into a website with wordpress with certain functions what would time and cost be for making changes to a smart contract on TRX to Cardanoo

    $534 (Avg Bid)
    $534 平均报价
    29 个竞标

    I am currently building a Gift giving marketplace website for myself. I am quite proficient in front end development and Backend but would prefer to hire someone to complete some of the more advanced backend portions of the website. What I am looking for is someone to help me with finishing the Models, Routes and Controllers for the different pages on the website and help visualize the db schema ...

    $140 (Avg Bid)
    $140 平均报价
    6 个竞标

    I need a freelancer to work on my mobile app which is currently on play store as a back-end developer

    $384 (Avg Bid)
    $384 平均报价
    12 个竞标

    We need a developer to add features to a chatbot getting informations from users to create bug report tickets: - ask for a screenshot to the user and save it - send ticket with user information to ZenDesk I stay available to answer any question about the job and the chatbot thanks

    $36 / hr (Avg Bid)
    $36 / hr 平均报价
    14 个竞标

    (I am looking for full stack MERN team or organization) NEED TO FINISH AND DEPLOY ASAP - React Native front end application already developed - Admin panel 90% done but require backend we require backend and database, testing and integration and deployment on google cloud platform and Apple store and play store ensure to follow all IOS and Android Test Flight QA procedures, database - mongodb as...

    $2431 (Avg Bid)
    $2431 平均报价
    36 个竞标

    We are looking for an ongoing support for creation of reports in Firebear Studio. We have the tool installed and ready to do the first output for revenue reconciliation. We are looking for resource with experience od the Firebear Studio package

    $491 (Avg Bid)
    $491 平均报价
    6 个竞标

    As I am a freelancer now working on building an organisation, I could use some help to build it. HR Improvers is a startup Human Resource Management consulting firm based out of the Netherlands. My mission is to help SME’s grow and strengthen their Human Resources practice by auditing their existing operations and offering new efficient processes and best practices. In my vision it’s ...

    $7 / hr (Avg Bid)
    $7 / hr 平均报价
    8 个竞标

    Actually i am having a project so i need a backend + dbms setup

    $24 (Avg Bid)
    $24 平均报价
    3 个竞标

    We need an Android app with backend. We need experienced people who knows clearly about servers and back end process. because the app should not lag at anytime. and it should be cost effective.

    $5594 (Avg Bid)
    $5594 平均报价
    11 个竞标

    Looking for someone who loves to code and enjoys pushing features to help user expierinece. we work with listeo theme, which you can go google. This is marketplace for events... we dont need people who cant code as their is nothing to do without coding.

    $10 / hr (Avg Bid)
    $10 / hr 平均报价
    46 个竞标

    In a year that witnessed the world navigating the onset of a global pandemic, the e-commerce grocery landscape quickly pivoted and charged forward. The shift in consumer habits propelled new platforms and provided a boon to grocery retailers and wholesalers. While today’s grocery retailers are benefitting from a similar shift in consumer habits, they must go beyond simply offering e-commerce...

    $43 (Avg Bid)
    $43 平均报价
    2 个竞标

    Hello all, I am searching for someone or a team of well-skilled people who can handle the development of an Android application (all of the UX/UI design of the app will be provided to you). The main purpose of the application is to take a picture using the front phone camera for all wrong password entry attempts to unlock the phone, in addition to creating a private cloud space for each user to s...

    $615 (Avg Bid)
    $615 平均报价
    16 个竞标

    this project is basically part of an ongoing project. Need to add some more pages 2 to 3. And need complete backend functionality using firebase and sqlite. backend needs basic user data handling and showing widgets on screen accordingly. more info on msgs. Budget-2000 INR

    $26 (Avg Bid)
    $26 平均报价
    5 个竞标

    Need exchange website like binance and nft marketplace

    $1975 (Avg Bid)
    $1975 平均报价
    12 个竞标
    Project for Nishant U. -- 2 22 小时 left
    已验证

    Hi Nishant U., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

    $199 (Avg Bid)
    $199 平均报价
    1 个竞标

    I have a shopify app written in react and node.js and I need a full stack developer who specializes in Shopify apps to help me on a couple things: • implementing Session Tokens (instead of cookies) for authorization • implementing mandatory web hooks Please see docs here: [登录来查看链接] [登录来查看链接]

    $166 (Avg Bid)
    $166 平均报价
    11 个竞标

    Hi, I want to create an amazing service and I need your help because I don't have the required programming skills. Since the design is ready, this project requires php and jquery skills. No wordpress. Users can register and offer their service, other people can search for it and book it. It's suppose to be a big market place. More details when we chat.

    $2016 (Avg Bid)
    $2016 平均报价
    16 个竞标

    I am looking to add some features to the User dashboard of my real estate website. I would like for property buyers and sellers to be able to complete the entire transaction online. I am also looking for buyers and renters to be able to make offers on the properties and it goes to the sellers dashboard. I've attached a few screenshots for reference. The first one is what we currently hav...

    $353 (Avg Bid)
    $353 平均报价
    58 个竞标

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