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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    48 搜到的工作,价格货币为 HKD

    1.为一家知名设计公司开发官方主页。 2. 只需负责前端和后端技术部分和网站上线,设计内容甲方自行完成,提供设计稿和贴图。 参考网站: [登录来查看链接]

    $8365 (Avg Bid)
    本地
    $8365 平均报价
    13 个竞标

    Hi, I'm looking for a backend JSON API developer for a React Native Project. We have several tasks but it's likely a day or two's work. We would require you to use Slack to message and possibly Zoom as well to voice verify.

    $1233 (Avg Bid)
    $1233 平均报价
    42 个竞标

    GDPR requires the implementation of a method that enables detection of documents and datapoints that can be directly connected or related to a specific individual. Our customer (a hosting provider) needs to be able to perform advanced freetext and property searches in thousands of documents stored on their infrastruture by customers.

    $279 / hr (Avg Bid)
    $279 / hr 平均报价
    13 个竞标

    Hi Backend is mainly completed and frontend is 60% completed as well You can complete frontend and backend integration also I prefer who knows the card game "ShiSanShui" and Chinese a little Assets are already ready Please check the video below and only bid if you can complete this project I can provide you backend api document, design and assets Thanks [登录来查看链接]

    $3683 (Avg Bid)
    $3683 平均报价
    2 个竞标

    The app is in flutter. Backend is in laravel. Need to add more features, hence backend changes required.

    $1264 (Avg Bid)
    $1264 平均报价
    3 个竞标

    The app is in flutter. Backend is in laravel. Need to add more features, hence backend changes required.

    $147 (Avg Bid)
    $147 平均报价
    1 个竞标
    OFFERISH iOs 6 天 left
    已验证

    i have my app developed for android, and i want to have it developed for ios and webpage. its name on playstore is Offerish. its still not 100% done, but majorly done, some features should be added but the idea itself is same.

    $4225 (Avg Bid)
    $4225 平均报价
    25 个竞标

    A complete educational website for connecting Schools, Teachers and Students virtually during this pandemic. For detailed description, we can connect

    $2954 (Avg Bid)
    $2954 平均报价
    12 个竞标
    Full stack 5 天 left
    已验证

    Hello, I need help with my crashed website. Frontend modules got kicked out. settings disappeared. If you know how to set it back to old from 2 days before without backup let me know

    $217 (Avg Bid)
    $217 平均报价
    6 个竞标

    Hola! Somos una nueva start-up DimeFunding, estamos desarrollando una nueva plataforma de crowdfunding, con la que ayudar a muchísimas personas a hacer realidad sus proyecto o darles la opción de mejorar sus vidas. También facilitamos que las personas que quieren y sienten que deben necesitar a los demás, tengan a un partner de confianza que le ofrezca proyectos con lo...

    $18514 (Avg Bid)
    $18514 平均报价
    20 个竞标

    Necesitamos que los campos del archivo .xml se vean reflejados (después de ser importados) en una tabla que hay dentro de una web Wordpress. A esta tabla se introducen datos normalmente mediante un formulario, pero necesitamos introducir un número muy grande de entradas del formulario. Por favor que solo contacten personas que hablen español.

    $403 (Avg Bid)
    $403 平均报价
    8 个竞标

    Hola, quiero conectar un CRM con mi wordpress. El funcionamiento es el siguiente: unos datos determinados del CRM se tiene que mostrar en unas tablas de mi wordpress automáticamente. Por favor contactar solo personas que hablen el idioma español perfectamente.

    $1535 (Avg Bid)
    $1535 平均报价
    21 个竞标

    So I have a dating app which worked perfectly just recently. However recently the backend stopped working, and therefore the dating app doesn't function well at all. Since the app doesn't "have" a database to communicate to. So something is wrong with the backend. This is an android app.

    $248 (Avg Bid)
    $248 平均报价
    14 个竞标

    We have to develop totally 7 apps from scratch. Some of them are simple one and some require a high-quality design with complicated functionalities. We want to develop the app one by one so long-term working relationship will be needed.

    $1000 / hr (Avg Bid)
    $1000 / hr 平均报价
    63 个竞标

    We have to develop totally 7 apps from scratch. Some of them are simple one and some require a high-quality design with complicated functionalities. The design of them are already ready. We want to develop the app one by one so long-term working relationship will be needed.

    $132 / hr (Avg Bid)
    $132 / hr 平均报价
    47 个竞标
    Help build my app 5 天 left
    已验证

    Greetings, I need an app that can process image data. the app will take and image of something in the house that needs repairing such as a broken appliance, a broken window, a leaking roof, chipped paint, leaking pipe etc. then the image must be processed and classified to determine what the item that needs repairing is. It will assess the level of damage if possible and if the damage isn...

    $42757 (Avg Bid)
    $42757 平均报价
    62 个竞标

    Busco una plataforma web parecida a la siguiente: [登录来查看链接] Que centralice a través de un metabuscador la oferta de cursos de diversos institutos, universidades, etc con un motor de comparación

    $9141 (Avg Bid)
    $9141 平均报价
    16 个竞标
    Website Expert 4 天 left
    已验证

    If you know of backups backend and frontend message me for more details

    $217 (Avg Bid)
    $217 平均报价
    16 个竞标

    Document Management System (Cloud Base)

    $2241 (Avg Bid)
    $2241 平均报价
    5 个竞标

    I want someone to develop the backend of a grocery multivendor app. It has 3 ui kits of app- User app , Admin app and delivery app. Link of UI Kit - [登录来查看链接] I have more projects like this. Contact me only if you have a strong portfolio and experience in this.

    $3148 (Avg Bid)
    $3148 平均报价
    9 个竞标

    Hi freelancers! As the title says, I need someone to work with me, for low budget, with experience in developing web applications in Java and Spring or PHP. Also knowledge of HTML, CSS, JavaScript and jQuery is required. Knowledge in developing Shopify apps is plus! Please bid if you want to show your experience and get reviews.

    $171 (Avg Bid)
    $171 平均报价
    26 个竞标

    I want someone to develop the backend of a grocery multivendor app. It has 3 ui kits of app- User app , Admin app and delivery app. Link of UI Kit - [登录来查看链接] I have more projects like this. Contact me only if you have a strong portfolio and experience in this.

    $1302 (Avg Bid)
    $1302 平均报价
    7 个竞标

    Hello, We are looking for professional Woo-commerce (backend) developer who can help integrate delivery system API (all documentation and API will be provided) with our WooCommerce built website. Even better to create delivery plugin for WordPress. Person should have experience with PHP and developed many e-commerce websites especially in Woo-commerce. We need portfolio. All access to built e-com...

    $4357 (Avg Bid)
    $4357 平均报价
    20 个竞标

    We need a backend developer to bulid backend for our e commerce android app . Requirements -APIs for posting and fetching data from backend data storage

    $1403 (Avg Bid)
    $1403 平均报价
    4 个竞标

    Dear Freelancers, I am looking for a team to help me build a native mobile application for both Android and IOS, I need high-level backend expert who will communicate directly with my and my other teams. Currently, we have Android front-end developers and IOS front end developers and we need a strong backend team to create the necessary backend code for both applications. We will provide all the ...

    $5729 (Avg Bid)
    $5729 平均报价
    47 个竞标

    I want a website built for my blog site. users do not have to sign up or login, they simply subscribe for notifications and and join my email list. it must allow me to post blogs and sort them by latest date and only display 5 per page on the home page

    $31 / hr (Avg Bid)
    $31 / hr 平均报价
    38 个竞标

    Hi Freelancers / Agencies, I need help to build a Wordpress website that has the functionality mentioned in this document [登录来查看链接] Please read the document and reply to the following questions; How much time do you need to complete this project? (Desire 3-5 Days) How much you are going to charge for this project? (Looking for low budget bids) Please only bid if you can complete this yourself a...

    $1372 (Avg Bid)
    $1372 平均报价
    15 个竞标

    Need the excact same script of this domain [登录来查看链接] please check these subcategories : [登录来查看链接] [登录来查看链接] [登录来查看链接] [登录来查看链接] [登录来查看链接] [登录来查看链接] [登录来查看链接] i need fully working functions . do not bid if you cant make the same. also a custom panel as a backend is needed to administrate it. *no need for forum* - MAKE A BID OF 100% FULLY DONE CLONE OF [登录来查看链接] + ALL FUNCTIONS + BACKEND ADMIN...

    $1054 (Avg Bid)
    $1054 平均报价
    4 个竞标

    I need an online store design with custom features • Work: Font-End and Back-End • Ready for future development in line with w3school standards • Design reference: PPT file o The interface: Arabic only • Icons: ready by the customer o The Calligraphy: Cairo Arab o Power Point file show Linking pages: As required by the site's dynamic • Responsive to all screens &bul...

    $4605 (Avg Bid)
    $4605 平均报价
    13 个竞标

    I need a plugin, that can be installed to ANY wordpress website with CF7. The plugin should allow my customers to save PDF/Word document after form submission based on the template for each form..It should have the following functionalities: [登录来查看链接] >>> I have mentioned the requirements, in as much detail as possible, please read carefully, then ANSWER: **Budget to develop the plugin ...

    $1240 (Avg Bid)
    $1240 平均报价
    12 个竞标
    Wordpress Plugin Development. 9 天 left
    已验证

    I need a plugin, that can be installed to ANY wordpress website with CF7. The plugin should allow my customers to save PDF/Word document after form submission based on the template for each form..It should have the following functionalities: [登录来查看链接] >>> I have mentioned the requirements, in as much detail as possible, please read carefully, then ANSWER: **Budget to develop the plugin ...

    $52 - $2579
    加封
    $52 - $2579
    29 个竞标

    Deploy and run license4j floating server into Heroku with specifying the IP address and the port.

    $248 (Avg Bid)
    $248 平均报价
    1 个竞标

    Hi!, am currently in need of a back-end web developer to work with a front-end developer in building a crypto-currency website to its full functionality. Any suitable back-end technology is accepted

    $8582 (Avg Bid)
    $8582 平均报价
    4 个竞标

    Mockups will be provided. Need a full stack developer who can create stock price and volume breakout scanner. API access will be provided which will be needed to access real-time prices and further calculations.

    $2148 (Avg Bid)
    $2148 平均报价
    8 个竞标

    We are a SaaS bidding construct SW company We are in need for some new solutions like a search tool called an OCR reader and a build a bid solution that will link into the current platform also a UI to connect the pieces together. I will provide more details and timelines

    $387642 (Avg Bid)
    $387642 平均报价
    10 个竞标
    Digital bill 1 天 left

    We want a POS system with digital billing system with few features for the hybrid or cross platform app and in addition a customer facing app with some features like Bill segregation etc..

    $19305 (Avg Bid)
    $19305 平均报价
    22 个竞标

    Need an online assessment website to be built (both front-end and back-end) With functionalities like - Adding Questions - Creating exams - Attending exams - Showing performance Which will be used by - Institute - Teacher - Student - Admin More information will be shared based on your proposal

    $3197 (Avg Bid)
    $3197 平均报价
    50 个竞标

    We need a developer to create an app which will have tiktok like UI but will work with other features. To know more about the features message in chat. Budget is fixed so kindly bid accordingly.

    $3675 (Avg Bid)
    $3675 平均报价
    4 个竞标
    Single page web app with dice game 19 小时 left
    已验证

    Hi , Looking for a web app with a simple dice game with random generation. I have attached the image for a similar look. Options - Look nice and simple with nice dice roll animations. - The page should be compatible with the mobile and web. - Possible to customize the winning rate in the backend via API for the different options users selected and when the user rolls dice. - There is no backe...

    $2636 (Avg Bid)
    $2636 平均报价
    17 个竞标

    ¡Hola! Soy un estudiante que esta trabajando en su proyecto terminal. Mi labor es coordinar un proyecto de software hasta entregar una aplicación funcional en la App Store y Play Store, por eso la necesidad de que sea con React Native pero estoy abierto a cualquier otra tecnología que nos lleve al mismo resultado. Actualmente estamos en etapa de de prototipado así que e...

    $1636 (Avg Bid)
    $1636 平均报价
    7 个竞标

    Hi I am building Cloud based LMS. Need someone who can develop backend. I got all functionality list in place and clear picture of complete project. Backend Technology: Prisma2 + GraphQL(Apollo Server) Backend : Postgres Language: Node JS Following things completed I designed database schema Project setup done Build some end point already. I need someone who can work under me and deliver thin...

    $78 / hr (Avg Bid)
    $78 / hr 平均报价
    12 个竞标
    Small Project Backend development 9 小时 left
    已验证

    We want to create the back-end for a web-app Βackend functions: The backend is for an e-shop which gives its clients the oppurtunity to choose the products they like and the quantity of each product. The info of the products buyer wants to buy must be writen in a "purchase card". The backend should be able to allow all possible management functions of a purchase card and implementa...

    $388 (Avg Bid)
    $388 平均报价
    8 个竞标
    Wed Developer 5 小时 left

    I need a new website. I need you to design and build my online store. Looking for an experienced web developer to quickly and efficiently deliver a website!

    $93 / hr (Avg Bid)
    $93 / hr 平均报价
    55 个竞标

    We are looking for a Brisbane-based web developer for this project, our company is looking at developing a digital platform to store and stream pre-recorded theatre shows in 4k resolution and other videos. It is a membership subscription service that we would like to have integrated with our current website. The timeline for this project is a completion by December 2020, for a launch in January 20...

    $40586 (Avg Bid)
    本地
    $40586 平均报价
    15 个竞标

    I need a Strategy & Plan how to design a debate rooms , chat rooms to have messaging, audio & video streaming services, so that if 4 users would like to video debate each other live and in the same time they can can develop. It will be used for new development for my own mobile apps & web. I need to be self sufficient, independent from messaging, audio & video streaming services p...

    $388 (Avg Bid)
    加保
    $388
    1 项参赛作品

    I need a Strategy & Plan to design a messaging, audio & video streaming services, so I can develop my own mobile apps & web. So that if 4 users would like to video debate each other live and in the same time they can can develop. I need to be self sufficient, independent from messaging, audio & video streaming services providers like for example: " [登录来查看链接]", etc... I a...

    $388 (Avg Bid)
    加保
    $388
    4 项参赛作品

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