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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    37 zakázek nalezeno, ceny v EUR

    Servus an alle Tüftler, Coder und Entwickler unter euch!   Wir sind das Mannheimer Startup LocalLinks und laden dich zum Bewerbungsgespräch ein. Erste Eignungsfrage an dich: Findest du es nicht unfair, dass du nicht belohnt wirst, wenn du ein Restaurant an deine Freunde weiterempfiehlst? [ ] Nö, wieso sollte ich? [x] Doch, absolut. Meine Empfehlungen sind besser als jede Werb...

    €7507 (Avg Bid)
    €7507 Průměr. nabídka
    6 nabídky

    Need WHMCS addon code changed. It's about SSL open-source addon that works with "gogetssl" api, I need the api changed. Please bid only if you're able to complete this project and describe how you'd apply the changes. [pro zobrazení URL se přihlaste] [pro zobrazení URL se přihlaste] Read Less

    €99 (Avg Bid)
    €99 Průměr. nabídka
    6 nabídky

    swaymetrics is a Silicon Valley startup looking for an engineer to help implement third party apis including the google analytics, google adwords, and Facebook ads Requirements: - high familiarity with Vue.js, Node.js, and implementing third party api's through oauth. - Nosql, Amazon S3, and AWS cloud infrastructure knowledge Helpful: familiar with serverless architecture.

    €10 / hr (Avg Bid)
    €10 / hr Průměr. nabídka
    7 nabídky

    swaymetrics is a Silicon Valley startup looking for an engineer to help implement third party apis including the google analytics, google adwords, and Facebook ads Requirements: - high familiarity with Vue.js, Node.js, and implementing third party api's through oauth. - Nosql, Amazon S3, and AWS cloud infrastructure knowledge Helpful: familiar with serverless architecture.

    €14 / hr (Avg Bid)
    €14 / hr Průměr. nabídka
    13 nabídky

    Hello! I've built a WordPress website for a client and I need it transferred to his hosting to replace his old HTML website. I will need you to successfully transfer the files and database from my domain to his, and then fix the links on the site so they use his domain. I need his old website to be stored in a file on his hosting in case we ever need it. Deadline is dependent on the clien...

    €91 (Avg Bid)
    €91 Průměr. nabídka
    57 nabídky

    Hello, I need a solid backend developer. The stack is Nodejs, Postgres, GraphQL. If you're capable of working as a team in the midst of the current crisis/lockdown, you're welcome to bid. I am not looking for a contractor - I need to communicate directly to the two developers about everything - including work hours, development and price. To start with, I am going to pay you 40K INR p...

    €170 (Avg Bid)
    €170 Průměr. nabídka
    8 nabídky

    I am looking for IOS/Android developer who can develop a messenger for me. This app is similar in Whats@pp functionality but has differences as well. Looking for a person who can take it from start to Finish. Developers from Ukraine are welcome-- I had positive experience working with you in the past! Not really interested in companies - I would like to work with self-employed developer. I wo...

    €11 / hr (Avg Bid)
    €11 / hr Průměr. nabídka
    47 nabídky

    Alcohol Database website which has data of entire world alcohol items. -Inventory will be crowdsourced (similar to IMDB,Quora) by users -Reviews and Ratings will be voted by users -Price comparison with existing alcohol providers in the world -Description can be added or changed by users similar to Wikipedia Categories:beer, wine and every single category alcohol have Filter: Taste, Type, Perc...

    €643 (Avg Bid)
    €643 Průměr. nabídka
    8 nabídky

    I need to someone with python with django framework knowledge to work on my current ongoing project. Find the detailed requirement doc below

    €85 (Avg Bid)
    €85 Průměr. nabídka
    16 nabídky
    Interactive website development 5 dní left
    OVĚŘENÉ

    Website which is a combination of LinkedIn, Facebook and Quora to be developed for a industry vertical as a community site

    €907 (Avg Bid)
    Místní
    €907 Průměr. nabídka
    23 nabídky

    I am planning to get develop IOS and Android app for Ad selling and buying the app. Please check the attachment for all details. App (IOS and Android ) need to be. [pro zobrazení URL se přihlaste] working on any mobile device [pro zobrazení URL se přihlaste] and modern UI [pro zobrazení URL se přihlaste] verification [pro zobrazení URL se přihlaste] design [pro zobra...

    €836 (Avg Bid)
    €836 Průměr. nabídka
    35 nabídky

    I need an Android app for my taxi business. I would like it designed and built. Will need an Admin dashboard and driver app.

    €1571 (Avg Bid)
    €1571 Průměr. nabídka
    19 nabídky

    ======================================================================== (Removed by Freelancer.com admin) ========================================================================= We are looking for a talented Software Developer to join our Technology Developer team online. The ideal candidate is enthusiastic and passionate about his/her work, results-driven, and eager to learn. A desire to work...

    €33 / hr (Avg Bid)
    €33 / hr Průměr. nabídka
    67 nabídky
    Atlas Tech 4 dní left

    AtlasTech team develops multi-solutions for GPS, LBS, IoT and M2M . We offer #1 worldwide known software and hardware products. Today more than 300 service providers across the world exploit our solution and we continue its further development to meet the needs of modern world. We want to outsource our some developing projects.

    €409 (Avg Bid)
    €409 Průměr. nabídka
    2 nabídky

    Current website technology profile: (Website address will be disclosed to the chosen developer) Framework: CodeIgniter Programming Language: PHP 7 Requirements: Similar set up (entire flow without missing any element) as can be seen on [pro zobrazení URL se přihlaste] Please click on the respective labs and see how this flows till the end. The customer should be able to go online, order...

    €730 (Avg Bid)
    €730 Průměr. nabídka
    25 nabídky

    we will discus more about the project after the biding

    €119 (Avg Bid)
    €119 Průměr. nabídka
    9 nabídky
    Node JS(Backend) + Front End 3 dní left
    OVĚŘENÉ

    Dears, I have a project, that need to be done in NodeJS(Rest API)+MySQL+Admin Panel(front end), If any one interest please bid, so we can discus about beefily about the project

    €178 (Avg Bid)
    €178 Průměr. nabídka
    26 nabídky
    Build website and back end 3 dní left
    OVĚŘENÉ

    Building a site and system back end for a poll result site. User will send out a range of questions to email address of his/her choice ,we will compile results and stats around the answers. These questions will be around personal opinion of the user by the email recipients where the answer of the recipients are protected in order not alienate the user and recipient personal relationship. Exampl...

    €543 (Avg Bid)
    DOM
    €543 Průměr. nabídka
    49 nabídky

    FULL-TIME + LONG-TERM Key Responsibilities • Work on all parts of the web stack including the database, API, admin dashboard and DevOps. • Architect and implement features in close collaboration with management. • Manage handover from previous developer • AWS Server/DB Management • Continuously improve the backend architecture of our products The candidate should have a ...

    €17 / hr (Avg Bid)
    €17 / hr Průměr. nabídka
    57 nabídky

    Hello we are looking for Java spring boot backend developer to fix some errors and develop some APIS for our project. Must have experience with Gradle.

    €4 / hr (Avg Bid)
    €4 / hr Průměr. nabídka
    30 nabídky
    Build APIs for existing Project 3 dní left
    OVĚŘENÉ

    We have a project called BizTiz which is live on the AppStore and PlayStore. Your job is to build new APIs to add new features to the app. You will be working on one module initially and if things go right, we can have a long term contract.

    €328 (Avg Bid)
    €328 Průměr. nabídka
    10 nabídky
    Develop food ordering app 3 dní left
    OVĚŘENÉ

    I am looking to partner with a developer.I am based in the UK and I want to develop an App for food ordering from restaurants. Customers can download this App into their mobile phones and use it to view all nearby restaurant and check their food menu and they can place orders. Once the customer checkout the restaurant must receive the order and print it via thermal printer (via Wind...

    €599 (Avg Bid)
    €599 Průměr. nabídka
    16 nabídky

    need someone familiar with anguraljs and firebase realtime database to add s feature in it my back end connected with my mobile applications agently

    €82 (Avg Bid)
    €82 Průměr. nabídka
    3 nabídky
    Team for Web App Development 2 dní left
    OVĚŘENÉ

    Fill the ATTACHED NDA out completely, sign and return it as a PDF file. The NDA is in the project files ATTACHED to this project. I need to know how many members are on your team. Your team will be responsible for the FULL Development and deployment of my website as well as implementing the provided update of the UX/UI, which will be provided by a separate team of designers (You are NOT the prim...

    €1115 (Avg Bid)
    €1115 Průměr. nabídka
    20 nabídky

    I’m searching for an efficient web developer who is familiar with php, wordpress etc and can build websites from scratch with a design & ui knowledge. You have to be to deliver in a timely manner and be fluent in communication and understanding of what tasks need to be done. Give daily progress reports and be able to show work on a working server.

    €10 / hr (Avg Bid)
    €10 / hr Průměr. nabídka
    35 nabídky

    - Dashboard: muestra una vista general del sistema, como ventas del mes, clientes, tareas realizadas, etc. - Compañías: muestra los clientes que son manejados por la empresa. - Deals: donde se mostraran las ventas activas, inactivas, pendiente, etc. en general, todas las ventas de la compañía, con los datos que aparecen en el demo. - Tasks: vista de todas las tareas con...

    €395 (Avg Bid)
    €395 Průměr. nabídka
    13 nabídky

    We are seeking a developer to build a web service that will integrate our CRM (iMIS) with Litmos LMS. This project needs to be complete in less than a month and we are ready to start immediately. We would like someone with experience reading API documentation and creative solutions. It would be nice if you have worked with iMIS and or Litmos but not required.

    €655 (Avg Bid)
    €655 Průměr. nabídka
    3 nabídky

    We need someone to connect the APIs for Printify and Shipstation. More details can be explained over a call.

    €438 (Avg Bid)
    €438 Průměr. nabídka
    16 nabídky
    push notifications 21 hodiny left

    Buenos días, se me ha ocurrido una plataforma para aprovechar muy bien el marketing con la tecnología push, necesito alguien entendido para ver la viabilidad de la idea y ver si la podemos llevar a cabo

    €50636 (Avg Bid)
    €50636 Průměr. nabídka
    19 nabídky

    Hi i am Developing a dating app i need someone for creating API API Login Register Forgot password Edit profile User detail Get user list on app Get nearby user list In app purchase api Chat (socket) I dont have any of this please send me proposal

    €103 (Avg Bid)
    €103 Průměr. nabídka
    13 nabídky

    Need a backend developer for mobile app (flutter app), main features are video streaming, video suggesting, payment method and provide data on users for minor analysis. (only provide the data, we will do the analysis. and the front end part will also be done by some other agency). contact for more datails.

    €118 (Avg Bid)
    €118 Průměr. nabídka
    5 nabídky

    I need some changes to an existing website. I already have a design, I need some basic fixes and touches to the website. If anyone interested let me know.

    €74 (Avg Bid)
    €74 Průměr. nabídka
    17 nabídky

    Here’s the jist of it: Robinhood, for example, has done a great job of connecting users/investors with the ease of access and modernization of technology. However, I’m envisioning a platform that creates somewhat of a social media network for investing. Imagine friends, family, well-known investors, etc. that have accounts to show their portfolios, investing distribution, and comments ...

    €1437 (Avg Bid)
    €1437 Průměr. nabídka
    24 nabídky
    GraphQL server & query setup -- 2 8 hodiny left
    OVĚŘENÉ

    I am looking for someone to help me with setting up a GraphQL server on a VPS i have which is currently running a rest api server for a chain. I have forked this project [pro zobrazení URL se přihlaste] and because I am modifying it to run on a different chain, we need to create graphql backend for it to query. - Fork & Install the bitsong explorer with all npm modules it requires. ...

    €61 (Avg Bid)
    €61 Průměr. nabídka
    5 nabídky

    Software developer who can integrate API's and build a system to track people via GPS co-ordinates. If you have worked or willing to work for next 5 days please hit me up. Its a government based project so you will get a good exposure with 5% share of the project.

    €275 (Avg Bid)
    €275 Průměr. nabídka
    11 nabídky

    We are looking for someone to work with us on a custom website project build. Pay will be competitive and negotiable - can be by project/task or on a retainer. We would like someone with design and development skills. Example sites we would like someone to have the capabilities to create: [pro zobrazení URL se přihlaste] [pro zobrazení URL se přihlaste]

    €3715 (Avg Bid)
    Místní
    €3715 Průměr. nabídka
    29 nabídky

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