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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    40 jobs found, pricing in CAD

    I'm looking for an individual Flask developer who can help with our backend enhancements in a long term. This is a kind of SMS messaging system using OpenAI and Flask (backend API). We use Github to manage the source code and built CI/CD with heroku. Strong knowledge in Python, Flask and Open AI experience is required. Requirements: - 3+ years of Flask experience - Open AI experience - own one or two iPhone devices (mandatory) - ability to be overlapped during the US time zone at least 3 hours a day - clear communication in English Thank you!

    $29 / hr (Avg Bid)
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    27 bids

    I need a web developer to develop an e-commerce website for me. The first prototype will involve basic features which we need asap.

    $402 (Avg Bid)
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    53 bids

    Build a web app today finished front & backend with flutter! It is a crowdfunding one

    $241 (Avg Bid)
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    19 bids

    I'm looking for an individual Flask developer who can help with our backend enhancements in a long term. This is a kind of SMS messaging system using OpenAI and Flask (backend API). We use Github to manage the source code and built CI/CD with heroku. Strong knowledge in Python, Flask and Open AI experience is required. Requirements: - 3+ years of Flask experience - Open AI experience - own one or two iPhone devices (mandatory) - ability to be overlapped during the US time zone at least 3 hours a day - clear communication in English Thank you!

    $29 / hr (Avg Bid)
    $29 / hr Avg Bid
    25 bids

    I'm looking for an individual Flask developer who can help with our backend enhancements in a long term. This is a kind of SMS messaging system using OpenAI and Flask (backend API). We use Github to manage the source code and built CI/CD with heroku. Strong knowledge in Python, Flask and Open AI experience is required. Requirements: - 3+ years of Flask experience - Open AI experience - own one or two iPhone devices (mandatory) - ability to be overlapped during the US time zone at least 3 hours a day - clear communication in English Thank you!

    $26 / hr (Avg Bid)
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    11 bids

    Hello, I want to use Wordpress as the backend of my application in flutter For example use API Rest for configuration. The flutter template I want to configure is this:

    $273 (Avg Bid)
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    50 bids

    I'm looking for an individual Flask developer who can help with our backend enhancements in a long term. This is a kind of SMS messaging system using OpenAI and Flask (backend API). We use Github to manage the source code and built CI/CD with heroku. Strong knowledge in Python, Flask and Open AI experience is required. Requirements: - 3+ years of Flask experience - Open AI experience - own one or two iPhone devices (mandatory) - ability to be overlapped during the US time zone at least 3 hours a day - clear communication in English Thank you!

    $73 / hr (Avg Bid)
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    31 bids

    We want to plan and optimize the schedule for our production tool. Therefore we are planning to use Optaplanner as an open source software and want a java developer with experience on this planning engine. The solution and software is only for the backend. The entity domain is not very complex but there are some difficult constraints to solve. So your job is to (re)define the current domain for optaplanner, configure optaplanner and implement first constraints for solution finding. (Unit tests would be nice, optaplanner got good methods to write tests). More details can be provided in private chat.

    $224 / hr (Avg Bid)
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    I got a project form a Company that provides delivery services to other local businesses and people. But this is my first project and I am still learning and the work is too much for me to handle alone. I want someone who can do the backend stuff and I'll deal with the front end. The company/startup is based in Chandigarh, India and it provides delivery services to the locals and other small businesses/shops such as grocey shops,medicine shops ,bakeries,restraunts or to people who want their stuff delivered. The company wants a website that can take the users order ( their name, item type, pickup location ,drop location) cash collections from drop point if any (in case of shops, bakeries). Calculate and show the total charge and then send the order to them through WhatsApp , and i...

    $283 (Avg Bid)
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    Unity Game Developer 5 days left
    VERIFIED

    We are looking for a Unity or Unity 3D Developer to lead our Gaming Application Project. As a Project Lead, you will be responsible for implementing game functionality translating design ideas, concepts, and requirements into a functional and engaging game. Experience:- Minimum 3 Years Location: Noida Immediate joining. #developer #unity3d #unitydeveloper #unity #unityjobs #unitygames #aspdotnet #mysql Sector 63, Noida

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    Project requires experience in protobuf, grpc, javascript, ssl, familiarity with wireshark, network analysis and other networking tools along with implementing them into the back end of websites. Share your experience and DM me for more details. Include the word pizza in your bid so I know its not a bot.

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    20 bids

    We decide to have an Android application for our company. Full stack developers should contact us work experience must.

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    I need someone have a backend to slot games if somebody have one let me know i need it and if have the casino html ready and i like i get it.... hablo espanol tambien

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    I'm looking for rust or a full-stack developer that can help us to build a project on the blockchain. - Full time / part-time position - Accepting applications now DM if you are interested to learn about the project and what we are building

    $7351 (Avg Bid)
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    FirstRide123 4 days left

    Candidate Details: Looking to hire a dev with a strong background in android and backend development with a proven history of having delivered multiple projects. Project Details: Location-based discovery platform. Further details are to be disclosed under NDA. Project Timeline: 1-2 months

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    Project requires experience in protobuf, grpc, http, ssl, familiarity with wireshark and other networking tools along with implementing them into the back end of websites. Share your experience and DM me for more details.

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    Backend Developer Needed: Add Content for Jobs Website Using 3rd Party News API Client has a jobs website, , which features jobs by states in USA: There are 55 individual states, each with 100 pages. Total 5,500 pages. This is where we display our jobs. About 100 jobs per page. These jobs are updated daily. The Problem Google thinks these pages are directory listings, and assumes they don’t have uniqueness. This causes several “discovered not indexed” issues in webmaster (Google Search Console) Solution Add news content to individual pages using a News API Next Steps Evaluate the different News API tools, and present best option in terms of pricing and quality List of News APIs here: Investigate how to integrate Word AI into this to create uniqueness for con...

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    Hackathon expert 4 days left

    I want an expert in frontend ,backend and database

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    4 bids
    build a web app 4 days left
    VERIFIED

    Need a web app for speech to text conversion which can be connected to some back end APIs performing certain operations

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    9 bids

    We are looking for back-end developer for woo commerce customization where we want to create family subscription package with multiple membership I'd support every family members should get unique I'd also that should save in back end database.

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    We are looking for a company to build our Dating app (Android & IOS along with the website). Including: Designing, Development, backend, APIs, Testing & Maintenance support. (Complete end to end) Details will be shared post bidding finalization.

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    66 bids

    Hi All, I am looking for java backend developerk who has knowledge Spring Boot and Microservices. This work completely having a laptop is mandatory. Timings : 7:pm - 2:30 am IST Max budget is: 60-70 K monthly No advance , No hourly bid. Indian developers who can speak Telugu are preferred

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    Rust developer 3 days left

    have a web project, and need a Rust developer from backend. ping your weekly rate and rust experience..

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    Web Backend & Mobile App 3 days left
    VERIFIED

    I need a marketplace app for prototyping, web frontend and app mockup has already been done .. preferred flutter for app and PHP framework (CI/Laravel) for backend/API, but it still open for discussion .. the detail will be available via chat

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    i want an advanced full stack developer for my project

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    Hello, We are looking to hire Grails web app framework expert today. Also, we want to hire a frontend developer familiar with React and JSP as we use React/JSP on the FE, and grails on the BE. If you're familiar with Java or Ruby on Rails, this framework will be easy to work on the project. It's an exciting opportunity for an experienced developer who is looking for a new challenge with a fast-growing startup targeting the fastest-growing region in the world. The position is on a contract basis for 6+ months, on a milestone basis with the option to potentially become a full-time team member.

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    Hey, i have some crud operation work in Nodejs and ejs. Task :- 1. Country(Add, Edit, Delete) :- Country Name, Country Code, Flag, Country Code, Active/Inactive 2. Plan(Add, Edit, Delete) :- Select Country, Plan Name, Price, Validity, Talktime, Active/Inactive 3. Users(View) :- , User Name, Email, Image, Country, Passport Image, Verification Status, Status, 4. Only view - Give A Button Purchased Number when click on it, redirect on another page where:- , Country, Plan Name, Number, Status(Icemode-On/Off, Forward-Yes/No) I have purchased the bootstrap admin panel, you only need to set up and do crud operation. i have requiered complete this task by tonight

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    I want a website for my medical center, to follow up on cases and operations, and for me and my help

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    100 bids
    Logistics Website 2 days left
    VERIFIED

    I am starting a courier/cargo business & need a website for the same. I have tie ups with leading global carriers like FedEx, DHL etc. I would like to integrate their API on my site & would like to give users (my clients) the ability to print labels directly from my site. I would like the following features on my site - User management (login, track, reports, rates etc) - Development of API for my site for integration with my client who sell on various e-commerce platforms & sites - Integrating APIs of vendors with my site - Closed wallet for billing - Tracking facility of packages connected - Payment gateway integration - User specific Mis reports (auto) - Mail / SMS / Push notification - Public Rate - Serviceability Check / Transit time check - Social media, Google - SE...

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    Competences needed and Qualification: -Development of a web app interface -Front-End Developer -Web Design -User Experience Concept -Development of an advertisment bidding system -Backend Developer -able to develop a DSP (demand side platform for advertising) -able to integrate third-party machine learning tools, APIs and manage databases to define the context and sentiment of a user or a specific website -Facebook Marketing API -Google Ads API -Machine learning engineer or data specialist able to develop a bidding alogrithm with custom bidding goals to coordinate the advertising bids across the different platforms according to targets set on the front-end -Open-minded and creative thinker, self-starter, ready to set priorities make technical decisions and drive state of the art softwar...

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    Реализация достаточно простого торгового алгоритма на HTTP+Python. Алгоритм прописан в прикрепленном файле. Интерфейс - табличный. Документация по HTTP API:

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    website backend 1 day left
    VERIFIED

    i need backend finished for my wager gaming platform

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    I am running a small courier business. I act as an intermediary between large courier companies such as DHL, FedEx etc & my clients are the people who want to send parcels & documents via these companies. I would like to have a website of my own with the following features 1. Clients can create their own accounts & place orders / make payment via any of the available carriers with which have partnered with us. 2. See reports of the orders placed, track them, find quotes, COD payment 3. connect with APIs of business partners for performing different tasks; currently there are 5 to 7 different companies which have shared their APIs with us. 4. Also, need an API of my own which can be shared with my client for onward integration with their platform. 5. Send out whatsa...

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    hi, i have a plugin developed by a freelancer. the plugin enabled a POS system to connect to Dokan multivendor. i need to separate a part of that plugin that enables Dokan Stores to have multiple locations. and let the POS plugin use that new plugin. instead of having the full code. to be able to use it with other plugins as well. Thank you. only people with experience in this subject will be accepted for this task. thank you. Kind regards,

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    Swag. LLC 16 hours left

    My application is based on social media and there are some bug and I want to add some updates on application

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    Hello. I am looking for the dedicated hardworking individual who can work full time for next several months Skills Php, .Net, Python React, Html, Css Backend development fast learning new skills full time dedication - 40+ hours per week. Good communication skills - fast response Bonus if know both backend frontend. Share the github profile on your bid with related tech stack on your bid Only individual freelancers, I am tired of hiring team or agency anymore. Thanks

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    Hello. I am looking for the dedicated hardworking individual who can work full time for next several months Skills blockchain technology fast learning new skills full time dedication - 40+ hours per week. Good communication skills - fast response Bonus if know both backend frontend. Share the github profile on your bid with related tech stack on your bid Only individual freelancers, I am tired of hiring team or agency anymore. Thanks

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    Looking for Php backend developers ( Code Igniter ) to work in an existing MLM website for addressing some modification and ongoing issues.

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    Necesito desarrollar un sitio web con pasarelas de pago de todo tipo

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    Manutenção e melhorias de um projeto que está operacional. Necessidade de conhecimentos de UX/Front e Back.

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