Backend Development Jobs

Backend Development is a critical part of any website or software product. It starts with understanding the client's goals and developing solutions that achieve those goals in a cost-effective and scalable way. Backend developers are responsible for more than just code: they have to have a strong understanding of databases, frameworks, and development in general. A backend developer uses this knowledge to turn complicated customer requirements into a efficient, automated solutions that the user experience (UX) team can work with.

When it comes to Backend Development, experience matters - you want someone who's seen a variety of projects and knows the best technology to use for your specific scenario.

Here's some projects that our expert Backend Developer made real:

  • Developing connected systems between websites and local servers
  • Integrating software systems using modern real-time protocols
  • Building bespoke solutions tailored to customer requirements
  • Taking over existing projects and resolving tricky bugs
  • Developing custom solutions using tried and tested frameworks

Backend Development encompasses a wide variety of skills and technologies, so it helps to have an experienced developer on your team who can navigate the complexities of building high-quality solutions. Our expert developers have already undertaken a variety of different projects and can jump into yours with confidence - benefit from their expertise, get your project completed quickly and correctly, and reduce time-to-market for your product. Get in touch today to discuss bringing your project to life, or post your own project in Freelancer.com to hire an experienced Backend Developer.

从145,544个评价中,客户给我们的 Backend Developers 打了4.85,共5星。
雇佣 Backend Developers

筛选

我最近的搜索
筛选项:
预算
类型
技能
语言
    工作状态
    17 份搜到的工作,货币单位为 USD

    Need a developer with experience with TecDoc

    $18 / hr (Avg Bid)
    $18 / hr 平均报价
    86 个竞标

    We would like to extend into a new phase of the B2B project with maintenance and upgrades.

    $19 / hr (Avg Bid)
    $19 / hr 平均报价
    78 个竞标

    We are looking for a back-end developer to debug and improve our product, as well as build additional features. You will be working with our front-end developer and our UI/UX designer. - SKILLS AND EXPERIENCE - • You are ready to collaborate with our front-end designer • You are ready to take an existing back-end (NodeJS + Firebase), understand it and improve it to make it work efficiently with the front-end (ReactJS) • You are comfortable with implementing APIs with external systems and providing easy-to-use endpoints to the front-end (decouple the front-end from the external systems) • You are comfortable with designing a data model for the back-end that can support the product's features • You are familiar with implementing a live chat functionality and ma...

    $32 - $266
    加封 保密协议
    $32 - $266
    48 个竞标

    Saya sedang mengerjakan project server API menggunakan FastAPI dan saya perlu mengimplementasikan memory cache menggunakan memcache untuk komunikasi antara workers. Server ini memiliki sistem autoscaling dengan object Server yang saya ingin share diantara setiap workers dari FastAPI. Requirements: - Experience in Python - Experience in Multithreading / Multiprocessing - Memcache, redis, or any other in memory database

    $218 (Avg Bid)
    $218 平均报价
    5 个竞标

    We already have the layout for the ordering system. The code for the menu , ordering function is already set up. We need someone to implement a few more features to our code. Key Features: -Menu: The ordering system will display menu items -Customization: Customers will be allowed to make customisations to their liking from the menu -Social media food trendy(popular items)- Customers can view social media posts that people have uploaded to see what dishes are good and view food inspiration. -Live feedback- Customers can track how long their order will come to the table. Reviews- Customers can leave reviews and rate the food. -Reservations- Customers can reserve a booking - User login - user page for accessing the customer view -Order history- Customers can view order history -Promotion and...

    $108 (Avg Bid)
    $108 平均报价
    39 个竞标

    I'm seeking for a skilled freelancer who has the experience of 5+ yrs and expertise to provide comprehensive support and maintenance for IBM MQ services. Requirements include: - Configuration: Ensure the system is correctly set up. - Troubleshooting: Promptly identify and resolve any issues that may arise. - Performance optimization: Implement measures to enhance the system's overall performance. Communication will be primarily through email/phone. .

    $22 / hr (Avg Bid)
    $22 / hr 平均报价
    2 个竞标

    I need a talented web developer to create my multifaceted government jobs website. Key elements should encompass: - Job Listing: Centralized display of various government job postings. - Typing Test and Tutorials: Include a module for skills development, such as a typing test and typing tutorials in English and Hindi Fonts (Kruti Dev 010, Mangal - Remington Gail & Mangal -Inscript/Unicode.) - Font Convertor - (Kruti Dev 010, Mangal - Remington Gail & Mangal -Inscript/Unicode.) - File Management Tools: An intuitive toolset for managing files should be a cornerstone feature like resize/compress/enhance and conversion of file formats form one to another. - Blog/News/Updates: A news section for updates or blogs to foster engagement and keep users updated. - File sharing: Implement a ...

    $106 (Avg Bid)
    $106 平均报价
    25 个竞标

    I am nearing the completion of my mobile student-teacher interaction doubt app developed using Flutter, and have executed the front-end and registration sections . I am struggling with forgot password, reset password and applying the following logic: The doubt which the student has typed must be sent to a selected subject teacher(subject and teacher will be selected from the dropdown boxes which is already done) and a teacher must see the list of all students who have asked him the doubt. The list must be in the form of checkbox buttons where on clicking on any button the chatbox opens of a particular student and his doubt is displayed, after answering the doubt, the teacher can go back to the list and tick those checkboxes whose doubts have been cleared .I have designed the chatbox and e...

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

    We are in need of a skilled Backend Developer to assist in linking our static APK, which features a newly designed UI converted from Flutter, with our PHP backend. This project aims to ensure smooth connectivity between the frontend and backend systems for seamless app functionality. Key Responsibilities Integrate the static APK with our PHP backend to enable data exchange and API connections between the Flutter app and backend servers to retrieve and update closely with frontend developers to synchronize UI changes with backend and debug backend functionalities to ensure compatibility with the Flutter app. Skills Required Proficiency in PHP programming with experience in API development and with frontend technologies, particularly Flutter, to understand UI problem-solving skills ...

    $368 (Avg Bid)
    $368 平均报价
    43 个竞标

    As the client, I require a uniquely crafted resume which showcases a year's work experience as a Java developer.

    $124 (Avg Bid)
    $124 平均报价
    119 个竞标

    I'm looking for a competent developer or a team who can design a sophisticated LinkedIn automation platform, aimed at generating top-notch B2B leads. The platform should be equipped with: - Personalized messaging capabilities allowing us to reach out to potential clients in a unique manner. - Connection request automation which will facilitate automated LinkedIn connection requests. - Provisions for lead generation tracking, hence enabling us to monitor and analyze lead generation progress. - Integration with CRM systems, specifically Salesforce, HubSpot, and Zoho CRM. This feature is crucial, and thus you should exhibit an advanced understanding of these CRM systems. - Compliance features that ensure the platform conforms to LinkedIn's terms and services. The ideal candidat...

    $144 (Avg Bid)
    $144 平均报价
    15 个竞标

    Hello, We are currently working on an MVP for an Education portal app. I am the Founder, Designer and Developer. I need someone who is willing to work with us longterm. If you have existing projects that would be a plus, but we are willing to give newer developers a shot aswell. the budget is not high so please keep that in mind. the project would be on a retainer (monthly) basis. The app will contain: A dashboard Analytics Qr code reader, geofence and face authentication backend database for attendance, grades etc static and predictive Analytics Ease of use features like drag and drop (an absolute plus if you can code custom interactions) Document maker, template use, save, create, reuse multimedia support. As i already mentioned this is an MVP, so as long as youre willing to proactive...

    $1374 (Avg Bid)
    $1374 平均报价
    84 个竞标

    I'm aiming to create a wellbeing app utilizing FlutterFlow with Supabase integration. The app will be inspired by unique elements of Chinese art and aims to foster relaxation and peace. Key features: - User Authentication: Users should be able to create a personal profile securely. - Real-Time Data Synchronization: The app needs to maintain current data and experiences across multiple devices. - Push Notifications: Timely alerts to users for app updates or reminders. Functionality specifics: - Chinese Art-Inspired Interface: The primary theme revolves around Chinese art, creating a soothing and visually appealing user experience. Ideal candidate should: - Have rich experience working with FlutterFlow and Supabase. - Exhibit excellent understanding of data synchronization and...

    $16 / hr (Avg Bid)
    $16 / hr 平均报价
    74 个竞标

    I'm looking to modify the SAAS-BOILERPLATE open-source project to create an interactive membership website for indie filmmakers and film students. NOTE: MOST of the required functions are already implemented in the boilerplate. You do NOT need to connect Stripe integration. REQUIREMENTS: - Customize the user interface with a simple, clean layout ready for collaboration with a web designer - Integrate member-only content with limited access by tier / user group - I need all content (except for content specifically labeled FREE tier) to be locked until users sign up that tier and only allow access if account has paid for the month. - each tier needs a playlist (with main image and text) for multiple videos and SVG animations - Implementation of a blog for me (owner) to share thou...

    $548 (Avg Bid)
    加精
    $548 平均报价
    65 个竞标
    Explicit Filtering Phase -- 2 已经结束 left
    已验证

    Explicit Filtering Phase project as discussed in chat for phrase detection and resultant redirect.

    $470 (Avg Bid)
    $470 平均报价
    29 个竞标

    Hello! I need someone to build this site for me, ideally if you already have experience in this industry. As a reference I can offer already finished leaked source codes. (needs to be integrated with Bitcoin payment gateway, and I don't want to redirect users, I want it to be displayed everything on my site) (I will provide Bootstrap frontend)

    $176 (Avg Bid)
    $176 平均报价
    10 个竞标

    专为您推荐的文章

    If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
    11 MIN READ
    Learn how to find and work with a top-rated Google Chrome Developer for your project today!
    15 MIN READ
    Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.
    15 MIN READ