Find and Hire Freelance Open Source Developers

Browse 11,805 Open Source Experts Free

Hire skilled Open Source Development Freelancers on Guru and get work done on a flexible and secure platform.

Or
Post a Job - It's Free
  • 800,000

    Employers Worldwide

  • 1 Million

    Paid Invoices

  • $250 Million

    Paid to Freelancers

  • 99% Customer Satisfaction Rate

Top Open Source Freelancing Services

  • View Service Offered By Avion-Technology-Inc-Chicago

    Avion-Technology-Inc-Chicago

    Arlington Heights, Illinois, United States

    $152,257
    Earned/Yr
    • open source
    • 3rd Party Api Integration
    • Community

    Magento Website Design And Development

    The Magento designers & developers at Avion Technology are highly qualified and knowledgeable with all of the Magento, themes, templates, extensions and modules. Avion delivers cost-effective, reliabl...

  • View Service Offered By sakthi.guru

    sakthi.guru

    Morrisville, North Carolina, United States

    $74,615
    Earned/Yr
    • open source
    • Ajax
    • API

    Open-Source Development

    I have strong experience in Web development using PHP, MySQL, HTML/CSS/Javascript, Linux, API Integration & Salesforce Customization. Please read my reviews and you will get better understanding on m...

  • View Service Offered By Live Deftsoft Informatics Pvt. Ltd.

    Live Deftsoft Informatics Pvt. Ltd.

    Mohali, Punjab, India

    $37,507
    Earned/Yr
    • open source
    • App Development
    • Customer Relationship Management (crm)

    Open Source Technologies

    Deftsoft is a one stop destination for all your web needs. We offer a broad range of open source technologies for Web Development and Designing, Mobile App Development, Search Engine Optimization (SEO...

  • View Service Offered By Ogma Conceptions

    Ogma Conceptions

    Kolkata, West Bengal, India

    $78,747
    Earned/Yr
    • open source
    • .NET
    • C

    Database Design

    Ogma Conceptions is a full-service web development company bases in Seattle, WA, and our goal is to bring your ideas to life using holistic solutions to turn your "Concept" into a reality. Our multifa...

  • View Service Offered By Crest Infosystems Pvt. Ltd.

    Crest Infosystems Pvt. Ltd.

    Surat, Gujarat, India

    $27,047
    Earned/Yr
    • open source
    • App Development
    • CakePHP

    Open Source Technologies

    Crest Infosystems is a one-stop destination for all your web development needs. We offer a broad range of open source technologies for Web Development and Designing, Mobile App Development, Customer R...

  • View Service Offered By Pragmatic Solutions Inc.

    Pragmatic Solutions Inc.

    Coimbatore, Tamil Nadu, India

    $23,304
    Earned/Yr
    • open source
    • Basic
    • C

    Ecommerce solution with open source CMS

    This package includes following features b) Advance searching and sorting technique: Registered member can search the product by the search parameters such as c) Product Categorization: Products will...

  • View Service Offered By YanBin Pang

    YanBin Pang

    Dandong, Liaoning, China

    $279,465
    Earned/Yr
    • open source
    • Angular
    • Node.js

    Highly experienced full-stack developer

    I am a highly experienced and creative full-stack web developer with more than a decade of experience in web development. I have extensive knowledge of commercial and open source software/database eng...

  • View Service Offered By Siya Technologies

    Siya Technologies

    Indore, Madhya Pradesh, India

    $9,838
    Earned/Yr
    • open source
    • Amazon
    • CakePHP

    Open Source Web Solution Stack - LAMP

    With our extensive experience in PHP framework, we have successfully delivered hundreds of projects. As a professional PHP development company, we expertise in paying accurate attention in delivering ...

  • View Service Offered By Top Guru Assistants

    Top Guru Assistants

    Laguna Beach, California, United States

    $266,893
    Earned/Yr
    • open source
    • Ada
    • Applicant Tracking Systems

    Hire Magento Developer | Web Development

    YES IT Labs LLC dba Top Guru Assistants is full-stack IT services and solutions providing company, headquartered in California, USA with a team of 130+ in-house software developers working from State-...

See All Open Source Freelancing Services

View All

Hire Open Source Developer

Open Source Development has played an important part in the process of creation and growth of many software such as Mozilla Firefox, Linux, Android, and even the World Wide Web (www). Nowadays this has become the backbone of various industries. Its applications and usage range from telecommunication, operations management, accounting, inventory management, etc. to name a few. People all across the globe depend on them for mundane to crucial tasks. There are also many freelance Open Source Developers whose services are available in the online freelance marketplace and who can customize your software with the help of this platform.

What Is Open Source Development?

Open Source Development is the method in which open-source software, i.e. the software whose source code is free and publicly available is developed by different projects. The original source code of these soft wares are accessible under an open-source license to review, change and improve its design. This allows for a lot of collaboration and transparency. Some open source projects allow volunteers to be involved in all activities of development. There are others such as in MySQL, wherein the development is done within the organization and the end results are given free of cost to the users. They then give their opinions on the software, report discrepancies, etc.  Further, there are also some types of open source development in which new versions can be downloaded from a site and observations can be mailed to an address on the website.

What Is Open Source Developer?

Open Source Developers are experts who can use the open source software to build your applications and system. You can hire services of freelance Java Developer to build the application blocks. You can also hire PHP Developer to create your website and programs using the PHP scripting language. They can customize and create new applications that can quickly integrate with the existing systems. This helps tailor to your unique requirements within current frameworks.

You can find open source development services as freelancers online on Guru.com, one of the best online freelance sites to bid for projects online. Before you engage them, do ensure that they:-

  • Have strong programming skills to develop the applications without bugs

  • Have knowledge of the current best practices in the industry

  • Are aware of the developments and changes in technology to modify the system at a later stage

Qualifications to Check Before You Hire Open Source Developer

  • Bachelor’s/Master’s degree in Computer Science/Software Engineering

  • Possess additional expertise in working on Open Source platforms such as Mozilla Firefox, Linux, Android, etc.

  • Have  good recommendations from previous clients

Benefits of Hiring Services of Freelance Open Source Developer

  • They will focus on all the aspects, right from design, development to debugging.

  • They will ensure a smooth fluidity for integration and save on additional hardware costs.

  • These developers will also help to save on software licensing fees as they work on the source code that is freely available

Guru Tip:

Hourly, task-based or recurring. Choose from four Payments and work the way you want. Search and hire Open Source Development freelancers on our online freelance on Guru. Get work done with security, flexibility, and cost-efficiency. 

Post a job now for free and get Quotes within hours.

It's Easy to Get Work Done on Guru

  • Post a Job

    Create your free job posting and start receiving Quotes within hours.

  • Hire Freelancers

    Compare the Quotes you receive and hire the best freelance professionals for the job.

  • Get Work Done

    Decide on how and when payments will be made and use WorkRooms to collaborate, communicate and track work.

  • Make Secure Payments

    Choose from multiple payment methods with SafePay payment protection.

See How Guru Works

Browse More on Guru

By Location

Find Freelancers

By Skill

Find Freelancers