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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    36 trabajados encontrados, precios en USD
    Python Engineering Manager 6 días left
    VERIFICADO

    ***IMPORTANT*** ONLY APPLY IF: 1. you are based in Europe, Eastern Europe, South America or Canada 2. you can start right away We are working on a mobile app in the healthcare space. Front End Development is complete but we need a Back End Engineering Lead or Manager. Requirements: - Excellent communication skills - Experience working with a Product Manager & Project Manager - P...

    $50 / hr (Avg Bid)
    $50 / hr Oferta promedio
    3 ofertas

    Hi, I am looking for a fulltime Full Stack, Frontend, Backend, Developers Developers to start immediately. - At least 2 years experience in GIT. - We are only looking for freelancers (strictly no company) - You can work Fulltime. - I need your Updated Resume - Please Provide your GITHUB.

    $12 / hr (Avg Bid)
    $12 / hr Oferta promedio
    33 ofertas
    PIM PIMCORE for delivery app 6 días left
    VERIFICADO

    We are developing a delivery app (multishop) and would like to manage our product information in Pimcore. We need your backend symfony skill to - install Pimcore - define classes and relation - connect with Firebase via API to manage shop & product item (No Customer or Order Info, Only Product Info and Shop Info) Pimcore Documentation: [iniciar sesión para ver URL] Pls let me know ...

    $215 (Avg Bid)
    $215 Oferta promedio
    10 ofertas
    BumbleBees 6 días left

    An app to connect 2 individuals with similar goals. A hybrid app(Android + iOS) Backend

    $405 (Avg Bid)
    $405 Oferta promedio
    10 ofertas

    We have created a angular 9 front end for an IoT application , we need that integrated with already existing node js server back end , the server back end has data existing in certain data structures . These have data structures need to be transformed and fed to the front for data updates , location /map updates etc.. Additionally, certain data’s entered in the front end need to stored in th...

    $391 (Avg Bid)
    $391 Oferta promedio
    5 ofertas

    We are Arcanium - an agency where technical creatives combine their powers to achieve incredible results around the world. Arcanium was started by technical creatives just like you. We've worked as freelancers, we've started startups, worked at small and large, private and public tech companies and government agencies, and delivered excellent work to many clients over many years. Our ...

    $21 / hr (Avg Bid)
    $21 / hr Oferta promedio
    24 ofertas
    Mobile learning Application 6 días left
    VERIFICADO

    Cross-platform mobile application, Project is on a Learning management system. The Tech stack used is React Native+ Django Rest framework + AWS. Have to build the whole project. Time is very crucial, have to finish it up before 15 th of November. The application has 3 users. Admin, Instructor, and student.

    $684 (Avg Bid)
    $684 Oferta promedio
    27 ofertas

    I looking for someone who can help me learn developing cryptocurrency base on solana blockchain. If you are a solana expert, I'll hire my company. I need solana expert.

    $1487 (Avg Bid)
    $1487 Oferta promedio
    4 ofertas

    The application is written in React already and will require to be scaled. Right now is a Monolith. The Monolith should be split in pieces and the data normalized, put on K8S and destributed. Please write down in your application - if you really read this: - How do you scale a react(frontend) + node js(backend) app? - How do you scale a Websockets app? - Link to apps that are Writen in React and T...

    $3493 - $5822
    $3493 - $5822
    0 ofertas

    I'm an individual android app developer. I need backend developer for API development. I need to developed app like Upwork and freelancer.com

    $18 / hr (Avg Bid)
    $18 / hr Oferta promedio
    12 ofertas

    I'm an individual android app developer. And I need some backend developer from India for long term. Hindi speaker. Any backend programming language.

    $8 / hr (Avg Bid)
    $8 / hr Oferta promedio
    13 ofertas
    Python : Django - React 4 días left
    VERIFICADO

    << Django server, Using GraphQL >> "AVOID FAKE BID !!!" RESPECT MY MAX BUDGET -Automate SQL query. -Reset admin password -Get image url from quickblox for chat (image fetch) -Call send notification API when sending a message. -assign chats from one user to another user (chat forwarding) CHECK ATTACHED FILE AVOID THIS QUESTION: what is your budget? (YOUR BID IS MY BUDGET!!!)

    $240 (Avg Bid)
    $240 Oferta promedio
    5 ofertas
    Node.js Developer 4 días left
    VERIFICADO

    Job Description We are looking for an experienced/senior Node.js developer to join our team. An analytical problem solver with deep knowledge of Node.js and a passion for improvement and teamwork is the right candidate for the job role. He/she will be in charge of creating reusable, clear, and versatile code. Job Responsibilities - Collaborate with front-end and back-end developers and desi...

    $15 - $50 / hr
    Sellado Acuerdo de Confidencialidad
    $15 - $50 / hr
    31 ofertas
    Node base project 4 días left

    We are currently a team of 7 and in the first phase of development. Our project is based around solving the barriers to entry around Nodes. Looking for Backend Developers, Brand Ambassadors and Social Media person who is very knowledgeable with cryptocurrency and Nodes.

    $4090 (Avg Bid)
    $4090 Oferta promedio
    11 ofertas

    Acessar uma procedure no banco de dados

    $153 (Avg Bid)
    $153 Oferta promedio
    14 ofertas
    backend and smart contract 9 días left
    VERIFICADO

    Token development based on Binance smart chain

    $772 (Avg Bid)
    $772 Oferta promedio
    45 ofertas
    Java Developer Expert Needed 2 días left
    VERIFICADO

    I need your 1 or 2 hours to complete the task.

    $17 (Avg Bid)
    $17 Oferta promedio
    6 ofertas
    WordPress expert needed -- 2 2 días left
    VERIFICADO

    I have installed the "If Menu - Visibility control for menu items" plugin that conflicts with my theme. My theme is using the "wp_edit_nav_menu_walker" hook that creates the conflict. Please check the conflict message below and the attached screenshot for your reference. If Menu detected a conflict with another plugin or theme (Walker_Nav_Menu_Edit_Custom) and may not work as ...

    $5 / hr (Avg Bid)
    $5 / hr Oferta promedio
    18 ofertas
    Back-End Web Developer - IV 2 días left
    VERIFICADO

    We are looking for a back-end web developer to help with website integration, web services, and APIs. Candidates should have some or most of the following skills and experience: - Fluent in scripting languages (e.g., PHP, .Net, C#, Java, or others) - Experience with Go, Laravel, Django, Express, or other frameworks - Experience with SQL and MySQL database systems - Version control (Git) - Knowled...

    $7 / hr (Avg Bid)
    $7 / hr Oferta promedio
    12 ofertas

    Have you worked with qr codes before? My web app will have QR code integration, Geolocation and camera access like taking pic then info goes to dashboard. Is this something you can do? programming language can be Haskell, javascript Let me know if you are in design too

    $230 (Avg Bid)
    $230 Oferta promedio
    21 ofertas
    Product Technical Architect 2 días left
    VERIFICADO

    Hi, We are building a mobile application with a web version. For backend we are using Node.js and database is done in MongoDb. Our some of modules are already completed. But it was just developed by developers without any architect or proper planning of backend architecture. We are planning to add few more modules where we are looking for a technical architect who work closely with the implemen...

    $5 / hr (Avg Bid)
    $5 / hr Oferta promedio
    3 ofertas
    Cars Project 2 días left

    This project is a car exhibition where it provides many services, including displaying car models, providing a location service, a way to communicate with customers and technical support, and also provides a special section to display available car information such as type, color, price and model, and also provides a special section for communication with customers.

    $11 / hr (Avg Bid)
    $11 / hr Oferta promedio
    8 ofertas
    A voice chat application 1 día left
    VERIFICADO

    A voice chat application with flutter technology, a dashboard for control and monitoring, and a website sample : 1) [iniciar sesión para ver URL] 2)[iniciar sesión para ver URL] 3)[iniciar sesión para ver URL]

    $1786 (Avg Bid)
    $1786 Oferta promedio
    85 ofertas

    We are looking for an experienced developer to create a web application based on g. maps. This is a long-time project which needs to be completed in a few steps. The MVP is the first step, budget for this part is 1 800 USD. By clicking on an icon/area on the map a pop-up appears, logged in users must be able to resister a task, read and add information, upload photos, etc. All info will be stored ...

    $2177 (Avg Bid)
    $2177 Oferta promedio
    39 ofertas
    Custom alerts on Traccar 1 día left
    VERIFICADO

    We need to built a custom alert for the device when it's stopped. we need the client to select the duration and after that an alert will be triggered on events or/and sent a email notificatio

    $165 (Avg Bid)
    $165 Oferta promedio
    6 ofertas

    I have developed the front end of a blog template website. I need someone to develop the backend for me so that the site can contain blogs, log in and sign up users, have a searching mechanism and a few other things so that it can be deployed on a cloud server. I need it in a day. It's urgent. Any other additions and ideas for the website are also welcomed.

    $44 (Avg Bid)
    $44 Oferta promedio
    9 ofertas
    Python , Full stack , DJANGO 1 día left
    VERIFICADO

    "Django server, Using GraphQL" ((AVOID FAKE BID !! time waster stay away)) To be fixed : -Automate SQL query - image fetch ( for chat) -assign chats from one worker(user) to another worker(user) New API To Be integrated: 1. Upload moment 2. Get Current User moments 3. Getting All Users moments 4. Like API Moment/profile 5. Comment, Delete and Report Moments [iniciar sesión para ...

    $152 (Avg Bid)
    $152 Oferta promedio
    5 ofertas
    DJANGO ; Python : Full stack 1 día left
    VERIFICADO

    "Django server, Using GraphQL" ((AVOID FAKE BID !! time waster stay away)) To be fixed : -Automate SQL query - image fetch ( for chat) -assign chats from one worker(user) to another worker(user) New API To Be integrated: 1. Upload moment 2. Get Current User moments 3. Getting All Users moments 4. Like API Moment/profile 5. Comment, Delete and Report Moments [iniciar sesión para ...

    $224 (Avg Bid)
    $224 Oferta promedio
    11 ofertas

    I wouldn't wanna reinvent the wheel. Need a ready made service delivery platform with all the following already developed and ready. -Android App -iOS App -Backend -Admin portal -Apps must be tested and bug free -Deployable source code must be provided

    $2225 (Avg Bid)
    $2225 Oferta promedio
    38 ofertas

    "Django server, Using GraphQL" ((AVOID FAKE BID !! time waster stay away)) To be fixed : -Automate SQL query - image fetch ( for chat) -assign chats from one worker(user) to another worker(user) New API To Be integrated: 1. Upload moment 2. Get Current User moments 3. Getting All Users moments 4. Like API Moment/profile 5. Comment, Delete and Report Moments [iniciar sesión para ...

    $130 (Avg Bid)
    $130 Oferta promedio
    8 ofertas

    Read the attached Word document for the points that need to be added to the site. If there is ANY point you are not certain of or unsure ask. If the point is not completely satisfied this nullifies the agreement.

    $260 (Avg Bid)
    $260 Oferta promedio
    43 ofertas
    Hiring Skilled Dev for Discord 14 horas left
    VERIFICADO

    I’m hiring a discord expert for mass dm script + acc gen. Complete set up and operation of the script. The goal is the send 500k+/day mass dm. In a sustainable, reliable and scalable way. Available Now Expert Fast If that’s you than let’s do it. Answer why you are the best candidate. Available NOW, responsive and dedicated.

    $1983 (Avg Bid)
    $1983 Oferta promedio
    16 ofertas
    Project H 10 horas left

    I am trying to build an ecosystem that will create business for the gaming creators we will stand as a bridge between creators & brands. technical points - - Each creator will have different accounts - Each brand will have a separate account created by an admin for more features. - Organization ( Group of creators lead by an individual ) will also have a page under which they will mention thei...

    $1509 (Avg Bid)
    $1509 Oferta promedio
    11 ofertas

    "Django server, Using GraphQL" ((AVOID FAKE BID !! time waster stay away)) To be fixed : -Automate SQL query - image fetch ( for chat) -assign chats from one worker(user) to another worker(user) New API To Be integrated: 1. Upload moment 2. Get Current User moments 3. Getting All Users moments 4. Like API Moment/profile 5. Comment, Delete and Report Moments [iniciar sesión para...

    $132 (Avg Bid)
    $132 Oferta promedio
    5 ofertas

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