Back End Developers

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Top Back End Developers

  • View Service Offered By Andrei Slusar

    Andrei Slusar
    Member

    Back End Developer

    Saint Petersburg, Saint Petersburg City, Russian Federation

    83,401/year ·
    • Back End Development
    • Visual Basic
    • SQL
    • Python
    • ASP.NET
    • Angular.js
    • API
    • C#
    • CSS
    • Datatables

    Back-end Service

    Experience: 10+ years - c#, asp.net - php | Laravel, CodeIgniter, Wordpress - python - node.js, express.js View more

  • View Service Offered By Yao Lei

    Yao Lei
    Member

    Back End Developer

    Beijing, Beijing, China

    38,560/year ·
    • Back End Development
    • Ruby On Rails
    • Backend
    • Ajax
    • Angular
    • AngularJS
    • App Development
    • CodeIgniter
    • CSS
    • CSS3

    Full stack developer - Front & Back End

    I am a senior Web developer with over 8 years of experience. I specialize in building front-ends for JavaScript web applications, and have deep expertise in the nuances of cross-platform development. I''m currently focused on full stack web development, ideally building projects from the ground up and seeing them through to market. I''m seeking business opportunities for small start-ups or large companies on a passionate team with room for growth, creating a future one day at a time. Languages: R... View more

  • View Service Offered By Sergey Prohorov

    Sergey Prohorov
    Member

    Back End Developer

    Minsk, Minsk, Belarus

    16,765/year ·
    • Back End Development
    • Ext JS
    • Framework Design
    • Algolia
    • Amazon AWS
    • Angular
    • Angular.js
    • AngularJS
    • API Development
    • E Commerce

    Web Front End & Back End

    -A front end developer, implements web designs through programming languages like HTML, CSS, and JavaScript. I , front end developer, work with the design and outlook of the website. Top 10 Front end skills: The backend is the part of a web application that is unrevealed to the user. Unlike front-end, back-end development operations are not easy and usually turn out to be complicated and manifold; this part is in alignment with the server. @Web Development Languages +PHP is an open-source back... View more

  • View Service Offered By Anton Matyunin

    Anton Matyunin

    Back End Developer

    Kiev, Kiev, Ukraine

    43,620/year ·
    • Back End Development
    • Perl
    • Java
    • Python
    • API
    • AWS
    • AWS Architecture
    • AWS Cognito
    • AWS Data Pipeline
    • C#

    High Scale/Robust Back end development

    We value the high quality product/ code quality in our work and we support the back end development in variety of languages such as Python, Java, Nodejs and PHP. Specifically, Python and Java is our preferred back end languages and We can work on any framework that is related to Python/Java. We have our own Devops developer as well so that we can take full technical ownership for architect of back end infrastructure/network infrastructure and development, automatic deployment, testing via CI/... View more

  • View Service Offered By ProgrammingGuruz

    ProgrammingGuruz
    Member

    Back End Developer

    Tulsa, Oklahoma, United States

    8,583/year ·
    • Back End Development
    • Java
    • SQL
    • Python
    • ASP.NET
    • .NET
    • Android App Testing
    • Android Bug Fixing
    • Android Bugs
    • Android Development Framework

    Back-End Development

    Experience: 12+ years Our Skills - ruby on rails - php5, php7, codeigniter, laravel, cakephp - nodejs, expressjs, Next.js - python, django, flask - c#, asp.net - Nosql, mysql, mssql, postgres, mongodb, firebase, graphgl - json - Several JS frameworks and libraries: electron.js for desktop app, backbone.js, nuxt.js, next.js, chart.js, D3.js, canvas.js, three.js and socket.io for webrtc. - End - to - End mobile and web development - Code expertise - Server setup, configuration, Management: AWS, ... View more

  • View Service Offered By Sasha Montenegro

    Sasha Montenegro
    Member

    Back End Developer

    Toronto, Ontario, Canada

    Past Earnings
    • Back End Development
    • Ruby On Rails
    • Express.js
    • Amazon Web Service
    • Angular.js
    • Backbone js
    • Cloudflare
    • Dojo
    • Firebase
    • Ga

    Back-end Developer

    I am a senior web developer with more than 8+ year's experience of commercial web and software development. Have full experience with building, maintaining, scaling web projects by using Ruby on Rails, PHP, Node.js. And also I have built some project with WordPress It has been my privilege to work with big companies and startups. View more

  • View Service Offered By TopNotch GURUS

    TopNotch GURUS
    Member

    Back End Developer

    Dubai, Dubai, United Arab Emirates

    1,780/year ·
    • Back End Development
    • Python
    • Ruby On Rails
    • RubyMine
    • REST API
    • AFNetworking
    • Agile Web Development
    • Amazon EC2
    • Andriod Apps
    • Android

    API Integration | JSON | REST |SOAP

    ITGURUZ provides comprehensive back-end web development expertise to lay a rock solid foundation for your online business. We’ll create a powerful brain to serve the needs of web, mobile, desktop and connected endpoints on the front line of your system. Our experience and expertise include the following: - Building Endpoint connections between the source and destination Servers. - Integration of API to fetch and update data dynamically. - Setting up parameters to ensure that the requests made t... View more

  • View Service Offered By Assad Sherwani

    Assad Sherwani
    Member

    Back End Developer

    Lahore, Punjab, Pakistan

    44,141/year ·
    • Back End Development
    • Express.js
    • LoopBack
    • Amazon AWS
    • CSS
    • HTML
    • JavaScript
    • MySQL
    • Node Js
    • PHP

    Front End Programming using React

    Get a modern front end for your business using React JS ES 6 and all modern JavaScript features. Front ends would be responsive with modern HTML 5 and CSS. Connect them to any backend of your choice, server render them for better SEO. Use technologies like Redux and Redux-Saga, make your apps future ready. View more

  • View Service Offered By Real Time Seniors

    Real Time Seniors

    Back End Developer

    Humble, Texas, United States

    22,568/year ·
    • Back End Development
    • Java
    • Python
    • Django
    • .NET
    • Apollo GraphQL
    • API Development
    • Api Integration
    • C#
    • Docker

    Senior Web & Mobile Back End Developer

    Here for the picky ones who require A+ quality web and mobile solutions. We have an extreme attention to detail, strong communication skills, and an efficient workflow. Our deliverables oriented nature does not allow us to stop work on your project until completion. Experience includes: Seeking long-term working relationships or partnerships. View more

  • View Service Offered By Manuel Linares

    Manuel Linares

    Back End Developer

    Hialeah, Florida, United States

    18,400/year ·
    • Back End Development
    • OAuth
    • Rest Api
    • REST API
    • Serverless Framework
    • Amazon AWS
    • AWS Lambda
    • Cloud Application
    • CodeIgniter
    • Database

    Back-end Developer

    Having a depth knowledge and understanding of back-end engineering, my technical stack mainly focuses on Node.js, PHP and its MVC frameworks; Laravel, CodeIgniter, Symfony and Drupal. I am also well versed with AWS and cloud servers set up, database designing (MySQL, MongoDB, PostgreSQL, Firebase RealtimeDB) and custom JSON/XML based RESTful-APIs scripting. I can play a concrete role of main server-side lead engineer and support agile team work to implement a robust back-end system that will mee... View more

  • View Service Offered By Blockchain Solidity Ethereum React

    Blockchain Solidity Ethereum React
    Member

    Back End Developer

    Engels, Saratov, Russian Federation

    300/year ·
    • Back End Development
    • SQL
    • Express.js
    • REST API
    • Apollo GraphQL
    • API
    • API Development
    • Graphql
    • JavaScript
    • JSON

    Back-end(NodeJS/GraphQL/Socket.io)

    I have extensive experience in NodeJS ecosystem - ExpressJS, MongoDB/MySQL, GraphQL(Apollo), Socket.io, etc. In recent years, I have built several backends using NodeJS/GraphQL/ExpressJS or NodeJS/Socket.io/ExpressJS. They all had real-time chat features and various payment gateways integrated. Some of the products for references: - https://play.google.com/store/apps/details?id=com.shoclef (NodeJS/ExpressJS/GraphQL/MongoDB) - https://play.google.com/store/apps/details?id=com.shoclefgold (NodeJS/... View more

  • View Service Offered By Sergey Ostapenko

    Sergey Ostapenko

    Back End Developer

    Vasklkiv, Dnipropetrovsk, Ukraine

    1,737/year ·
    • Back End Development
    • .NET
    • Backend
    • Ajax
    • CSS
    • JavaScript
    • jQuery
    • JSON
    • MySQL
    • Node.js

    Back-End Developer

    I’d like to take a few minutes to detail my extensive experience with web development. I am an experienced web developer who has rich experience in theme customization, plugin usage, PSD to HTML for 10+ years. I have developed many websites using WordPress, Drupal and Joomla. Most WordPress, Shopify and Squarespace themes need customization to achieve a client’s vision. I can quickly modify your site with PHP programming for email subscriptions, pop-up alerts, registration forms, and complic... View more

  • View Service Offered By Satva

    Satva

    Back End Developer

    Ahmedabad, Gujarat, India

    1,864/year
    • Back End Development
    • Visual Basic
    • ASP
    • ASP.NET
    • .NET
    • Asp.net MVC
    • Vb.net
    • Visual Basic.NET
    • .net Framework
    • .NET Compact Framework

    ASP.NET MVC Front & Back End Development

    - We have gathered substantial experience in the ASP.NET web form, ASP.NET MVC , C#, VB.NET, AngularJS, Asp.net Core, SQL Server, Jquery. We also provide a CMS service like Umbraco, Orchad and Custom CMS . Front end: Angular 2,4,7, HTML,CSS,Javascript, React.JS etc. - Microsoft Professional and Azure Certified developers! - Having a 10 years of experience in the field of Web and mobile development. Our specialized skills in E Commerce development, Website Design, Mobile Development, Enterp... View more

  • View Service Offered By Emiliano B

    Emiliano B

    Back End Developer

    Sofia, Sofiya, Bulgaria

    922/year ·
    • Back End Development
    • Python
    • Python Numpy
    • Full Stack
    • Rest
    • REST API
    • Affiliate Marketing
    • Affiliate Networks
    • Ajax
    • Bootstrap

    Full-Stack Development with Python

    +10 years of programming experience, entirely familiar with software development life cycle, end to end. I can lead others and self-manage my projects. ## Back-end * Python (Django, Flask) ## Front-end * JavaScript (jQuery) ## Documentation * descriptive commits * coding conventions * architecture View more

  • View Service Offered By Belei Tiberiu

    Belei Tiberiu

    Back End Developer

    Timisoara, Timis, Romania

    26,300/year ·
    • Back End Development
    • Python
    • Django
    • Angular
    • AngularJS
    • Bootstrap
    • CSS
    • Graphic Design
    • JavaScript
    • Kendo UI

    Front-End Development

    In recent days, most of works are focused on frontend using javascript frameworks (nodejs, angular). Contributed to building and maintaining the website. Collaborated Elastic-Search for database optimization and better query managing. - Angular Angular-Routing, Angular Material Design, Angular Metronics, Angular Custom Directive/Service, Angular upgrade from 1.0~3.0 to latest version, GraphQL - React React-Redux, Saga, React-Hook, React-Routing, Apollo GraphQL, React Core UI, Ant Design, Materi... View more

  • View Service Offered By tenglabs

    tenglabs

    Back End Developer

    Kyiv, Kiev, Ukraine

    410/year ·
    • Back End Development
    • SQL
    • Python
    • Django
    • SignalR
    • ASP.NET Core
    • Ajax
    • API
    • Artificial Intelligence
    • C#

    Back End Development

    I've been working as Back End programmer since 2018. Usually I prefer Python with Django framework or C# with .NET for my projects. I know how to work with databases,api,business logic layers and I know how to make your project data secure. I also have experience with cryptography and machine learning. View more

  • View Service Offered By Bonatskyi Oleksandr

    Bonatskyi Oleksandr

    Back End Developer

    Rivne, Rivnens'ka Oblast', Ukraine

    3,325/year ·
    • Back End Development
    • Java
    • Python
    • Backend Development
    • Full Stack Development
    • Express.js
    • Full Stack
    • Angular
    • Angular Js
    • AngularJS

    Expert Web Front-End, Back-End Developer

    Always ready to take on any projects with Javascript and it''s popular frameworks. Main Skills: Full Stack development 1) Front-end • React, React-Redux, Redux-Saga, NextJS, MobX, Apollo GraphQL • Vue, Vuex, NuxtJS, Vue Bootstrap, Vue Material • Angular 2+, Angular Material, AngularDart • Python, Django • D3.js, Chart.js, Hightcharts for Data Visualization • jQuery, VanillaJS • Bootstrap, Material UI, Semantic UI 2) Back-end • Node.js, Express.js, Socket.io, Feathers.js • MySQL, PostgreSQL, Mongo... View more

  • View Service Offered By Robert Mattox

    Robert Mattox

    Back End Developer

    Orange, California, United States

    • Back End Development
    • Java
    • Python
    • Django
    • Express.js
    • C++
    • CodeIgniter
    • JavaScript
    • Laravel
    • MySQL

    Bug free Back-End Development

    I am experienced in Backend Development using Node, Express.js, PHP, Laravel, Codeigniter, Python, Java, JavaScript, Django, Flask, Zend. Right now I want to work for a reputable and exciting company like yours where there will be a big stage for my talents. Therefore I would welcome the chance of an interview, where we would be able to discuss in greater detail the value and strength I can bring to your already successful client. I thank you for your time and I look forward to hearing from you.... View more

  • View Service Offered By SANKET V.

    SANKET V.

    Back End Developer

    Surat, Gujarat, India

    • Back End Development
    • Express.js
    • Backend Development
    • Restful Web Services
    • REST API
    • API
    • API Development
    • App & Mobile Programming
    • App Development
    • Communication Skills

    Back-end Development | RESTFul | NodeJS

    I can help you for the Backend development of your application. I will handle whole backend part of your application such as RESTFul , API development, Database design and development, Deployment and so on. I am offering a below services with this: - Backend Development - RESTFul APIs Development - Database Management - Server Management - Deployment - Well managed Endpoints of API - Well maintained Documents of API - Instant respond - Communication with Front-end Developer - and much more. Lo... View more

  • View Service Offered By Alexander Tikholaz

    Alexander Tikholaz

    Back End Developer

    Chornomors'ke, Odes'ka Oblast', Ukraine

    ID Verified
    • Back End Development
    • SQL
    • Python
    • ASP.NET
    • ASP.NET Core
    • Backend Development
    • Apollo GraphQL
    • Android
    • C#
    • Firebase

    Back-end Development

    1. Large scaled back-end development with ASP.NET and Python frameworks. 2. Medium scaled back-end development with Node.js 3. Simple back-end with PHP frameworks and Node.js frameworks with react. 4. Payment gateway implementation with PayPal, Stripe, Apple pay. Google Pay as well. 5. Server management and maintenance service. View more

See All Back End Developers

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Hire Freelance Back End Developers

Back-end development is server-side development and refers to the activities that take place in the background when any action is performed on a website. A back end web development specialist is known as back end developer and their job is to focus on the development of scripting, databases, and architecture of websites. They write a code that enables communication between the database, browser, and other involved systems required to complete such back-end actions. If your business requires web or application development, you can hire a back end developer to create a seamless online experience for your users.

What Is Back End Development and What Does a Backend Developer Do?

A back end web development expert begins by understanding goals of the application or website and creates effective solutions for the same. These experts are basically Software Developers who create and maintain the complete back-end of a system. This system may comprise of core application logic, data and application integration, databases, and APIs. They develop and maintain the core functional logic and operations of an application or website. Their primary role is to ensure that the services and/or data requested by the application or front-end system are delivered in a programmatic manner. Their range of services also includes conducting tests and debugging the back-end system.

If you require a back end mobile app development or web development expert for your business, you can hire a freelancer online. Before you do so, you need to ensure that the person:

  • Can manage API resources that work across different devices

  • Can participate in the system architecture development process

  • Can organize system logic that runs across different devices

  • Can store data and display it to the relevant user

  • Can build architecture or frameworks for simplification of programming

Qualifications of Back End Developers

Whether it is back end mobile app development or web development, you should expect the following qualifications when you hire expert freelancers.

  • Working knowledge of server-side programming languages like Python, Java, .Net, and Ruby among others

  • Ability to implement algorithms and solve system-related issues

  • Proficiency in working with development languages, server, database, cache, and API (SOAP & REST)

  • In-depth knowledge of DBMS technologies including MySQL, SQLServer, Oracle, Redis, MongoDB among others.

  • In-depth knowledge of caching systems such as Memcached, Varnish, and Redis.

  • Extensive exposure in handling Microsoft IIS, IIS Servers, Apache, and Nginx

  • Experience in Linux is beneficial in administering servers

Benefits of Freelance Back End Developers

  • They write codes that add utility to whatever is developed by a front-end designer.

  • They can create a server-side application that directly interacts with the database through an API and pulls, changes, and saves data

  • The data is returned and transformed into front-end code with which the users interact (shopping online or filling a form).

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