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As of Aug 22, 2026, the average hourly pay for freelance open source developer in the United States is $22.97, according to ZipRecruiter salary data. Most workers in this role earn between $18.75 and $18.75 per hour, depending on experience, location, and employer.

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Freelance Open Source Developer jobs near you

Drupal/Open Source Developer

Intone Networks

Stony Brook, NY • On-site

Contractor

Re-posted 15 days ago

Job description

Company Description
Intone Networks, an ISO 9001:2008 certified IT consulting company established in 2003 in state of NJIntone has been recognized and awarded multiple times as NJ 50 fastest growing company and has been a elite member of INC 5000. Intone leverages the deep expertise of man years of its management team, consulting and system integration experience in Information technology arena.
Job Description
8-10 years of total experience in object oriented design, development, testing and deployment of mission critical business applications, at least 6 of which are in a web/client-server environment.
3 years proven experience with PHP web programming.
2 years of hands-on, Drupal back-end and front-end development experience in a professional environment.
Drupal 8 module development experience.
Symfony experience.
Experience working on highly trafficked websites, including performance optimization and designing caching strategies.
In-depth knowledge of programming for diverse operating systems and platforms using development tools.
Experience with configuration management, continuous integration, version control, testing and document management with Open Source technology stacks (LAMP, Ruby on Rails etc.) and Open Source tools (GIT/GITHUB, CI, Jira, etc.).
Experience in Responsive Design frameworks.
Excellent understanding of software design and programming principles.
Certified Application Developer is a plus.
Experience in all phases of SDLC and standard SDLC methodologies such as Waterfall, RUP and Agile/Scrum to deliver client solutions.
Decision-making, problem solving & able to work in a fast pace environment.
Analytical thinking and problem-solving capability.
Great attention to detail and time-management skills.
Good communication, presentation and leadership skills.
Team player who can establish excellent working relationships with peers and other teams.
Programming Languages: PHP (4.X, 5.2X, 5.3X), SQL, WordPress, Drupal, JavaScript, HTML/XHTML, CSS, XML/XSL, Visual Basic, Python, Perl, RESTful API.
Operating Systems: Linux, Windows, Mac, UNIX, Android.
Databases: MySQL, Oracle, PostgreSQL, MSSQL, Memcached, Redis.
Web Technologies: HTML, HTML5, XML, CSS, Ajax, REST web services.
Scripting Languages: JavaScript, Backbone, AngularJS, Nodejs, JQuery.
Cloud Platform: Experience developing and working on AWS platform, Acquia or any other platform.
DESIRABLE SKILLS/EXPERIENCE: -
Expertise and knowledge of building large-scale information systems.
Experience in Wireless/Mobile/Disconnected architecture/applications.
Prior experience in federal/state/local government projects.
Qualifications
BA/BS Degree or equivalent, in a technology related field; MA/MS degree in technology is preferred.
Additional Information
Only W2 - GC / Citizen

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