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.

From 136,986 reviews, clients rate our Backend Developers 4.9 out of 5 stars.
Hire Backend Developers

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.

From 136,986 reviews, clients rate our Backend Developers 4.9 out of 5 stars.
Hire Backend Developers

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    21 jobs found

    Looking for a full stake of developer to complete the project . 1. The landing page ( 6landing pages will be given once you are awarded) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. . 2. Email and messager Bursting System • After a user signs up: • They should automatically receive reminders for the event email and other messager . • Automation tools like Power Automate or other free solutions should be used (NO paid 3rd party integrations allowed). Allow upload xcel and blast together with the sign up . Allow grouping of database list. scheduling options for reminders. Option for allowing unsubscrible Allow...

    $98 Average bid
    $98 Avg Bid
    72 bids

    I need to hire a freelancer to create an interactive demo. The requirements are as follows: This demo does not need to actually train a model. It only needs to implement the following functionalities: Understanding User-Described Scenarios with LLM: Utilize a Large Language Model (LLM) to comprehend the scenarios described by the user. Assisting in Building a Virtual Pipeline: Help the user construct a virtual pipeline based on their described scenario. The pipeline should be as simple as possible and divided into the following modules: Data Collection: Allow the user to select data from a specific time period and recommend an optimal time frame based on the scenario and task. Feature Selection: Suggest training features based on the user's objectives. Model Selection: Choose an app...

    $441 Average bid
    $441 Avg Bid
    81 bids

    Looking for a full stake of developer to complete the project before 1 Jan 2025 . 1. The landing page ( 6landing pages will be given once you are awarded) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. . 2. Email and messager Bursting System • After a user signs up: • They should automatically receive reminders for the event email and other messager . • Automation tools like Power Automate or other free solutions should be used (NO paid 3rd party integrations allowed). 3. Backend Dashboard for Admin • The admin should: • Able to upload an Excel file containing a list of attendees to be added to the s...

    $105 Average bid
    $105 Avg Bid
    116 bids

    Looking for a full stake of developer to complete the project before 1 Jan 2025 . 1. The landing page ( 6landing pages will be given once you are awarded) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. • The client will provide samples for design inspiration. 2. WhatsApp and Email Bursting System • After a user signs up: • They should automatically receive reminders for the event via WhatsApp and email. • Automation tools like Power Automate or other free solutions should be used (NO paid 3rd party integrations allowed). 3. Backend Dashboard for Admin • The admin should: • Able to upload an Excel...

    $318 Average bid
    $318 Avg Bid
    167 bids

    I'm in search of a proficient MERN stack developer with solid NestJS expertise for a short-term (3-4 weeks) project. You'll be working with a collaborative team of 5, focusing primarily on backend development and integrating both REST and GraphQL APIs. Key Responsibilities: - Backend development for scalable web applications - API integration with both REST and GraphQL - Collaborating within a remote team Necessary Skills: - Deep understanding and experience with the MERN stack (MongoDB, , React, Node.js) - Strong background in NestJS and TypeScript - Proficient in API development - Database knowledge, particularly with MongoDB Project Details: - Duration: 3-4 weeks - Team Size: 5 members - Work Type: Remote - Compensation: Competitive, based on experience How to Apply: Pleas...

    $683 Average bid
    $683 Avg Bid
    69 bids

    Looking for a full stake of developer to complete the project before 1 Jan 2025 . 1. The landing page ( 6landing pages will be given once you are awarded) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. • The client will provide samples for design inspiration. 2. WhatsApp and Email Bursting System • After a user signs up: • They should automatically receive reminders for the event via WhatsApp and email. • Automation tools like Power Automate or other free solutions should be used (NO paid 3rd party integrations allowed). 3. Backend Dashboard for Admin • The admin should: • Able to upload an Excel...

    $316 Average bid
    $316 Avg Bid
    208 bids

    I'm looking for an experienced backend developer to integrate a provided frontend code with the backend and set up a PostgreSQL server for data storage. Key Responsibilities: - Integrate the provided frontend code with the backend - Set up a PostgreSQL server to store various data types - Ensure the server can efficiently store and retrieve user data and product information Ideal Skills: - Proficient in backend development and server setup - Extensive experience with PostgreSQL - Strong understanding of frontend integration The data to be stored on the server includes user data and product information. Your ability to ensure efficient data handling will be crucial for the success of this project.

    $73 Average bid
    $73 Avg Bid
    29 bids

    I'm seeking a developer to create a multi-application system for restaurant management and a digital menu. The project is to be built on Django, breaking down functionalities into various applications. Key Components: - A Django application for the Menu Management Service: This should be the first priority. It will allow restaurant staff to add, remove, or edit menu items. - A Django application for the Menu Viewing Service: This will enable users to view menu items. The menu needs to be presented as an interactive experience with animations. - A Django application for Staff Management: This will help manage restaurant staff. - A Django application for Order Management: This will handle taking and managing orders. The digital menu should categorize items by meal courses, suc...

    $401 Average bid
    $401 Avg Bid
    35 bids

    Looking for a full stake of developer to complete the project before 30 Dec 2024 . 1. The landing page ( 6landing pages will be given once you are awarded) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. • The client will provide samples for design inspiration. 2. WhatsApp and Email Bursting System • After a user signs up: • They should automatically receive reminders for the event via WhatsApp and email. • Automation tools like Power Automate or other free solutions should be used (NO paid 3rd party integrations allowed). 3. Backend Dashboard for Admin • The admin should: • Able to upload an Exce...

    $354 Average bid
    $354 Avg Bid
    104 bids

    Looking for a full stake of developer to complete the project before 30 Dec 2024 . 1. The landing page ( 6landing pages will be given once you are awarded) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. • The client will provide samples for design inspiration. 2. WhatsApp and Email Bursting System • After a user signs up: • They should automatically receive reminders for the event via WhatsApp and email. • Automation tools like Power Automate or other free solutions should be used (NO paid 3rd party integrations allowed). 3. Backend Dashboard for Admin • The admin should: • Able to upload an Exce...

    $342 Average bid
    $342 Avg Bid
    82 bids

    Law-Trine: Pioneering Legal Solutions for India Law-Trine is a cutting-edge legal software company committed to empowering Indian citizens with seamless access to legal services. By integrating technology with legal expertise, we aim to simplify and enhance the user experience in navigating the legal landscape of India. Our tech stack is a blend of modern and robust technologies to ensure reliability, scalability, and efficiency: Frontend Development: We leverage Flutter, enabling a smooth, cross-platform user experience for web and mobile applications. Backend Infrastructure: Our API Gateway, built using NestJS and TypeScript, ensures secure, scalable, and efficient communication between services. Content Management: With Strapi (CMS), we ensure a structured, user-friendly, and easily ...

    $90 Average bid
    $90 Avg Bid
    13 bids

    I'm seeking a skilled Web and App Developer to create a full-fledged E-commerce platform to be deployed on iOS, Android, and Web. Ideal Skills: - Proficiency in iOS and Android app development - Expertise in E-commerce website development - Mastery in implementing user authentication systems - Experience with integrating payment gateways - Knowledge in creating vendor dashboards Key responsibilities: - Developing a user-friendly shopping cart - Implementing user login data and history tracking - Designing an interactive wishlist and cart - Building comprehensive vendor dashboards - Catalogues & product listing creation - Delivery & shipping systems setup - Order history tracking implementation This project is contract-based for a duration of 5-6 months. Remote work is acce...

    $1427 Average bid
    $1427 Avg Bid
    88 bids

    Looking for a full stake of developer to complete the project in 2 to 3 working days 1. The landing page ( 6landing pages will be given) should have a corporate and professional aesthetic. Includes: • Registration form: Allows users to sign up for the event. • Event details section: Provides comprehensive information about the event. • The client will provide samples for design inspiration. 2. WhatsApp and Email Bursting System • After a user signs up: • They should automatically receive reminders for the event via WhatsApp and email. • Automation tools like Power Automate or other free solutions should be used (no paid 3rd party integrations allowed). 3. Backend Dashboard for Admin • The admin should: • Able to upload an Excel file containing a ...

    $103 Average bid
    $103 Avg Bid
    148 bids

    I am seeking a skilled professional to develop a unique AI project within the cryptocurrency domain. Key Requirements: - Expertise in cryptocurrency development and blockchain technology - Proficiency in building AI for data analysis and prediction - Experience in creating machine learning models Ideal Candidate: The ideal freelancer for this project should have a solid background in both AI and cryptocurrency. They should be capable of designing a machine learning model that can analyze and predict trends in the crypto market. Please note that the focus of this project is primarily on cryptocurrency development, with a significant emphasis on AI's role in data analysis and prediction. Prior experience in this area will be highly beneficial for your bid to be considered.

    $544 Average bid
    $544 Avg Bid
    95 bids

    I'm seeking a seasoned AI expert to develop and implement crucial features for our MVP of an innovative real estate platform. This platform uses AI to transform property search and planning, primarily focusing on Natural Language Processing (NLP), visual search, and predictive analytics. Key Responsibilities: - Lead the integration of NLP into our platform, with the main aim of enhancing property search capabilities. - Develop NLP enhancements to improve the platform's understanding of user queries. Key Responsibilities Collaboration Across Teams: Collaborate with GIS specialists, backend developers, and UI/UX designers to ensure seamless integration of AI features with the platform’s architecture and user interface. Performance Optimization: Optimize NLP models for spee...

    $8146 Average bid
    $8146 Avg Bid
    64 bids

    Web Developer: For creating website for Information Security Services BONUS – Posses Secure Web Development Engineer skills/Full-stack development experience Comfortable with both front-end and back-end development Ensuring data protection (encryption, secure login/authentication, etc.) Preventing vulnerabilities like SQL injection, cross-site scripting (XSS), and cross-site request forgery (CSRF). Implementing secure coding practices and performing security audits. Project Title: Create Website for Cyber Security and IAM services List of requirements: Communication Skills: Ability to clearly communicate ideas, challenges, and progress to stakeholders, including designers, back-end developers, and project managers. Attention to Detail: High attention to ...

    $69 / hr Average bid
    $69 / hr Avg Bid
    105 bids

    Mobikoo's mission is to instill trust in the second-hand mobile phone market by providing reliable warranty services. To support this, we require a robust backend system that facilitates seamless operations for various user roles, including administrators, shop owners, checkers, and customers. Scope of Work: User Authentication and Role Management: Implement secure user registration and login functionalities. Develop role-based access controls for: Administrators Shop Owners Checkers Customers Warranty Management System: Create modules for warranty registration, tracking, and claims processing. Enable shop owners to register phones and issue warranties. Allow customers to manage warranties and file claims online. Inspection and Grading Module: Develop a system for checkers to ass...

    $68 Average bid
    $68 Avg Bid
    40 bids

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

    $470 Average bid
    $470 Avg Bid
    29 bids

    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 Average bid
    $176 Avg Bid
    10 bids

    Somos Carico Ecuador. Una empresa de venta directa de productos de salud. Ollas de acero quirurjico, filtros de agua Nosotros tenemos venderores directamente buscando potenciales clientes a quienes vender. Queremos digitalizar nuestra fuerza de ventas con una app CMS que maneje leads, vendedores, servicio post venta y demas. Tenemos mas informacion para los postulantes

    $2194 Average bid
    $2194 Avg Bid
    28 bids

    Програма для сканування автомобільних килимків Написати backend програми для сканування автомобільних коврів через телефон. Мова програмування - Python. Ідея така: Клієнт хоче замовити у нас коврики для свого авто. Для того щоб нам їх виготовити - потрібно мати лекала. Щоб не їхати фізично в будь яке місто для зняття лекал, пропонуємо клієнту самостійно відсканувати через мобільний телефон свої старі автомобільні коврики по одному. Щоб не писати додаток окремо на Android і на iOS пропонуємо зробити щоб програму можна було використовувати через мобільний браузер. Браузер просить доступ до камери, далі по черзі починаючи з водійського коврика клієнт сканує по одному. Це має скоріше всього API приймати фото відсканованого коврика в масштабі та в площині відповідно аркушу A4. Коврик клад...

    $443 Average bid
    $443 Avg Bid
    20 bids

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