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.

Từ 132,131 nhận xét, các khách hàng đã đánh giá Backend Developers 4.85 trên 5 sao.
Thuê Backend Developers

Bộ lọc

Tìm kiếm gần đây của tôi
Lọc theo:
Ngân sách
đến
đến
đến
Loại
Nhiều kỹ năng
Ngôn ngữ
    Tình trạng công việc
    17 công việc được tìm thấy, giá theo USD

    There is scope to work longer hours and for more projects if you work good. Must have high availability including weekends. We already developed react native fronted UI of the app need to set up node.js backend server and do the development for functionalities Require api integration and charting

    $8 / hr (Avg Bid)
    $8 / hr Giá đặt trung bình
    29 lượt đặt giá
    Backend Server For An App 6 ngày left
    ĐÃ XÁC THỰC

    Backend Server For An App Preferred Programming Language: Node.js Preferred Database: PostgreSQL The server should perform user authentication, data processing, and API integration. It will need controllers, services and schemas. In addition there will be 2 media databases. I have no knowledge regarding backend coding so if you take this job you will need to work independently, I can't really answer too many questions simply because I don't have the knowledge. I can provide entities and an explanation on how the frontend works. The frontend of the app is almost fully finished but I will not provide the frontend code, only an explanation and images of the main components.

    $568 (Avg Bid)
    $568 Giá đặt trung bình
    55 lượt đặt giá

    Real-Time Room AI Design App Platform: Android We are seeking a skilled freelance app developer to create a real-time room design and decoration app. The app should feature a 3D modeling environment, allowing users to customize their room designs with real-time changes to tiles, decoration products, and bathroom accessories. Integration of a 3D camera for real-world visualization is essential. Features: - Object Recognition: The AI should be able to identify different objects in a room. - Room Layout Suggestions: The AI should provide suggestions for optimizing the layout of the room. - Furniture Placement Recommendations: The AI should recommend suitable furniture placements based on the room layout. Design Style: Modern Key Responsibilities: Develop a user-friendly interface for re...

    $260 (Avg Bid)
    $260 Giá đặt trung bình
    10 lượt đặt giá
    Competitive Exam Preparation App 4 ngày left
    ĐÃ XÁC THỰC

    **Project Title: Competitive Exam Preparation App** **Project Overview:** We are looking to develop a mobile application to help users prepare for competitive exams. The app should provide access to a wide range of multiple-choice questions categorized by subject, topic, and year. Additionally, users should have the ability to create custom tests based on specific criteria, such as year, topic, or subject. **Key Features:** 1. **Subject, Topic, and Year-wise Question Access:** - Questions should be categorized by subjects, topics, and years for easy navigation. - Users should be able to browse and access questions based on these categories. 2. **Create Custom Tests:** - Users should have the option to create custom tests by selecting specific criteria such as year, topic, or ...

    $2589 (Avg Bid)
    $2589 Giá đặt trung bình
    47 lượt đặt giá

    I am looking for a developer to implement email/password authentication for my existing Android app. Require a simple web site with a payment and subscribe page, including a database backend. Login Method: - The login method that I want to implement is Email and password. Additional Security Measures: - I do not require any additional security measures beyond the login. Timeline: - The project should be completed within 2 weeks. Ideal Skills and Experience: - Must have experience with Kodi software and IPTV - Experience with Android app development and authentication methods - Proficiency in Java and Android Studio - Knowledge of Firebase Authentication or similar frameworks - Strong understanding of secure authentication practices and protocols Please note that the selected fr...

    $714 (Avg Bid)
    $714 Giá đặt trung bình
    109 lượt đặt giá

    I am looking for a backend developer to create an API for my apps. The ideal candidate should have experience in the following: Programming Language: - Golang Functionality needed: - User authentication and authorization Database structure: - Existing database integration Skills and experience required: - Strong proficiency in the chosen programming language - Experience with user authentication and authorization - Familiarity with integrating APIs ()

    $502 (Avg Bid)
    $502 Giá đặt trung bình
    28 lượt đặt giá
    Elixir developer 4 ngày left
    ĐÃ XÁC THỰC

    I am looking for an experienced Elixir developer to assist with feature development for my project. Specific task: - Feature development Features or functionality: - I have detailed specifications for the features that I need implemented Timeline: - The project needs to be completed within a week Ideal skills and experience: - Strong proficiency in Elixir programming language - Experience with feature development - Ability to work under tight deadlines - Attention to detail - Excellent problem-solving skills

    $558 (Avg Bid)
    $558 Giá đặt trung bình
    17 lượt đặt giá

    I am looking for a skilled developer to create a web survey app that will primarily focus on collecting customer feedback. The app should have the following features: - Data upload capability: Users should be able to upload data through the app. - Voice-to-text transcription: The app should be able to transcribe voice recordings. - Trend reporting: The app should provide reports on customer feedback trends. The intended level of user interaction for this app is minimal. Ideal skills and experience for this job include: - Proficiency in web development languages such as HTML, CSS, and JavaScript. - Experience in working with voice recognition and transcription technologies. - Knowledge of data analysis and reporting. If you have the skills and experience required for this project, plea...

    $770 (Avg Bid)
    $770 Giá đặt trung bình
    44 lượt đặt giá

    Need a backend developer to connect some flutter mobile app functions to the back4app parse database. There's no APIs used there. There's only 5 things to connect. Need it done by tomorrow.

    $12 (Avg Bid)
    $12 Giá đặt trung bình
    11 lượt đặt giá
    Backend/Front end - iot platform 2 ngày left
    ĐÃ XÁC THỰC

    Do not copy paste please as I won’t answer - need to have done previous backend for iot and have front end team also Must be experienced with aws cloud to close Must be experienced with zigbee and database Must show previous workings

    $7617 (Avg Bid)
    $7617 Giá đặt trung bình
    68 lượt đặt giá
    webpage creater 1 ngày left

    I am looking for a web developer to create an E-commerce website with user registration and login functionality. Skills and Experience Required: - Strong experience in E-commerce website development - Proficiency in HTML, CSS, and JavaScript - Knowledge of user authentication and security measures - Familiarity with database management and integration - Ability to create a responsive and visually appealing design - Understanding of SEO best practices for E-commerce websites Key Requirements: - Develop a user-friendly and intuitive E-commerce website - Implement user registration and login functionality - Ensure secure data storage and protection - Optimize the website for search engines - Integrate payment gateway for smooth transactions If you have prior experience in building E-comme...

    $135 (Avg Bid)
    $135 Giá đặt trung bình
    17 lượt đặt giá

    We are going to build a commerical site from scratch. It is a long-term job. We need an experienced backend developer who can manage the website and lead the team to success. *Do not apply if you do not have an experience in ruby on rails and PostgreSQL.

    $33 / hr (Avg Bid)
    $33 / hr Giá đặt trung bình
    86 lượt đặt giá
    EXPERTO EN REDDIT 1 ngày left

    Somos una agencia de modelos, buscamos a alguien que sea experto en reddit conozca y trabaje cok esa plataforma y sepa de algoritmos y cuestiones relacionadas a reddit para hacer crecer cuentas

    $85 (Avg Bid)
    $85 Giá đặt trung bình
    2 lượt đặt giá
    Fine-tunning multimodal model 23 giờ left
    ĐÃ XÁC THỰC

    I am looking for a freelancer who can help me with fine-tuning a multimodal model specifically for visual question answering. I have already prepared the necessary data for the fine-tuning process. The main objective of this project is to increase the accuracy of the model. Skills and experience needed for this job include: - Strong understanding of multimodal models and their fine-tuning process - Proficiency in visual question answering techniques - Knowledge of deep learning frameworks and libraries - Experience in data preparation and cleaning - Ability to analyze and interpret model performance metrics - Attention to detail and ability to troubleshoot and debug any issues that may arise during the fine-tuning process.

    $50 (Avg Bid)
    $50 Giá đặt trung bình
    14 lượt đặt giá

    I am in need of a skilled full stack developer who specializes in web development using ReactJS as frontend and Node as backend, also having knowledge in AI for the website. The main focus of the project is to create a dynamic and interactive website. Skills and Experience: - Proficiency and experience with ReactJS framework - Proficiency and experience with Node as backend. - Proficiency and experience with AI. - Strong knowledge of HTML and CSS - Experience with responsive design and cross-browser compatibility - Familiarity with RESTful APIs and integrating them into the website Timeline: The project has a timeline of 3-4 weeks, so the ideal candidate should be able to work efficiently and meet deadlines.

    $1752 (Avg Bid)
    $1752 Giá đặt trung bình
    88 lượt đặt giá
    Explicit Filtering Phase -- 2 Đã kết thúc left
    ĐÃ XÁC THỰC

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

    $470 (Avg Bid)
    $470 Giá đặt trung bình
    29 lượt đặt giá
    Web stresser / booter source Đã kết thúc left

    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 Giá đặt trung bình
    10 lượt đặt giá

    Các bài viết khuyên đọc dành cho bạn

    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