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Freelance Php Backend Developer Jobs in Springfield, VA

Build web applications using PHP on the backend and JavaScript (ES7+), HTML5, and CSS3 on the ... Object oriented PHP 7+ programming * JavaScript (ES7+) * TypeScript * HTML5 and CSS3 * Deep ...

My client is seeking a Full Stack LAMP Developer, mostly front end but backend knowledge is a plus ... CSS, Javascript, PHP, MySQL, strong UI development experience. Pluses: Ruby, Python, Django ...

Utilize data from various back-end services and databases * Collect and review specifications and ... Java, PHP, ASP.NET, Javascript or Ruby on Rails * Deep experience with relational database systems ...

Utilize data from various back-end services and databases * Collect and review specifications and ... Java, PHP, ASP.NET, Javascript or Ruby on Rails * Deep experience with relational database systems ...

... PHP, JavaScript, HTML, CSS, and MySQL • Experience working on frontend, backend, or full stack ... Knowledge of DevOps practices and CI/CD pipelines • Drupal certification (preferred but not ...

Utilize data from various back-end services and databases * Collect and review specifications and ... Java, PHP, ASP.NET, Javascript or Ruby on Rails * Deep experience with relational database systems ...

Sr. Performance Tools Engineer

Bethesda, MD · On-site

$111K - $153K/yr

Full stack LAMP development (Linux/Apache/MYSQL/PHP) PHP/HTML/CSS/LESS (Bootstrap, Symfony) Javascript (jQuery) GIT (revision control system) Backend scripting using PHP/Python Custom systems ...

Senior Drupal Developer

Bethesda, MD · On-site

$140 - $180/hr

The ideal candidate is a seasoned, versatile back-end or full-stack engineer who excels at building ... Write clean, well-documented, and reusable PHP and JavaScript code, participating actively in peer ...

The ideal candidate is a seasoned, versatile back-end or full-stack engineer who excels at building ... Write clean, well-documented, and reusable PHP and JavaScript code, participating actively in peer ...

Showing results 41-60

Freelance Php Backend Developer information

See Springfield, VA salary details

$12

$60

$88

How much do freelance php backend developer jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for freelance php backend developer in Springfield, VA is $60.30, according to ZipRecruiter salary data. Most workers in this role earn between $49.47 and $71.30 per hour, depending on experience, location, and employer.

What does a freelance PHP backend developer do?

A Freelance PHP Backend Developer is a self-employed professional who specializes in building and maintaining the server-side of web applications using the PHP programming language. They are responsible for writing code that handles data storage, user authentication, APIs, and the overall logic behind a website or web app. Freelancers in this role often work with clients on a project-by-project basis, collaborating remotely and delivering customized backend solutions. Their work ensures that websites and applications are secure, efficient, and scalable.

What are the key skills and qualifications needed to thrive as a freelance PHP backend developer?

To thrive as a Freelance PHP Backend Developer, you need strong expertise in PHP programming, database management (like MySQL), and a solid understanding of web application architecture, often supported by a degree in computer science or equivalent experience. Familiarity with frameworks such as Laravel or Symfony, version control systems like Git, and deployment tools is highly valued, and certifications in PHP or cloud platforms can be advantageous. Excellent problem-solving skills, self-motivation, and clear client communication are essential soft skills for managing projects independently. These competencies ensure robust, scalable backend solutions and client satisfaction in a competitive freelance environment.

How do freelance PHP backend developers typically manage client communication and project expectations?

Freelance PHP backend developers often handle client communication directly, which requires clear and regular updates through email, project management tools, or virtual meetings. Setting realistic expectations about project timelines, deliverables, and revisions is crucial to building trust and ensuring smooth collaboration. Many freelancers use contracts or service agreements to outline project scope and avoid misunderstandings. Additionally, they may collaborate with frontend developers, designers, or other freelancers, making strong communication and organizational skills essential for successful project delivery.

What is the difference between Freelance Php Backend Developer vs Freelance Java Backend Developer?

AspectFreelance Php Backend DeveloperFreelance Java Backend Developer
Required CredentialsPHP certifications, web development experienceJava certifications, software development experience
Work EnvironmentWeb servers, CMS platforms, small to medium projectsEnterprise systems, large-scale applications, cloud environments
Employer & Industry UsageWeb agencies, startups, small businessesFinancial institutions, tech companies, large enterprises
Common Search & ComparisonYesYes

Freelance Php Backend Developers typically work on web-based projects using PHP, suitable for small to medium-sized applications. Freelance Java Backend Developers focus on enterprise-level systems and large-scale applications. The choice depends on project scope and industry needs.

What are popular job titles related to Freelance Php Backend Developer jobs in Springfield, VA?

For Freelance Php Backend Developer jobs in Springfield, VA, the most frequently searched job titles are:

What job categories do people searching Freelance Php Backend Developer jobs in Springfield, VA look for?

The top searched job categories for Freelance Php Backend Developer jobs in Springfield, VA are:

What cities near Springfield, VA are hiring for Freelance Php Backend Developer jobs?

Cities near Springfield, VA with the most Freelance Php Backend Developer job openings:

Infographic showing various Freelance Php Backend Developer job openings in Springfield, VA as of August 2026, with employment types broken down into 80% Full Time, 8% Part Time, and 12% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $125,433 per year, or $60.3 per hour.

Full Stack Software Engineer

DomainTools

Washington, DC • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 14 days ago


Job description

DomainTools is seeking a Software Engineer to join our Frontend Team. This position is perfect for someone interested in building powerful cybersecurity products and features for our enterprise customers. Our solutions help fuel mission critical efforts for customers including gathering threat intelligence, doing threat hunting, and performing online fraud investigation, and more. 

At DomainTools, you will work as part of a collaborative team of smart and engaged engineers. Expect to spend most of your time developing modern JavaScript single page applications powered by PHP middleware APIs. You will work in an environment where productivity is fostered. You will spend very little time in meetings, and you won't be distracted by processes that get in the way of high-quality results. 

Have you worked with modern PHP OOP frameworks such as Laravel of Symfony? Are you well versed in using CSS and UX to make beautiful and streamlined designs? Have you built successful end to end testing solutions? If you answered yes to any of these questions we would like to chat with you. However, it is required that you are very comfortable with JavaScript. 

Job Responsibilities:

  • Produce well designed, testable, efficient code using software development best practices. 
  • Integrate with and utilize data from backend services and databases. 
  • Build web applications using PHP on the backend and JavaScript (ES7+), HTML5, and CSS3 on the frontend. 
  • Contribute to new product ideation and implementation as well as to feature development of existing products. 
  • Collaborate with teammates by actively participating in code reviews, contributing to technical documentation, and offering constructive design feedback. 
  • Become a subject matter expert on DomainTools' customer facing products and services.

Requirements

  • Work experience: 3+ years of modern web application development. 
  • Experience with modern PHP frameworks (Laravel, Symfony). 
  • Solid knowledge of the following: 
    • Object oriented PHP 7+ programming 
    • JavaScript (ES7+)
    • TypeScript
    • HTML5 and CSS3
  • Deep understanding of React 18+ and Redux. 
  • Experience with unit and integration testing (PHPUnit, Jest). 
  • Demonstrable experience building and consuming APIs. 
  • Proficiency with version control systems, particularly Git. 
  • Experience with container technologies, particularly Docker. 

Pluses:

  • Familiarity with configuring Babel, Webpack, and ESLint. 
  • Experience with orchestration platforms, particularly Kubernetes. 
  • Experience with user acceptance/E2E testing (TestCafe, Playwright). 
  • Familiarity interacting with relational databases (MySQL). 
  • Experience with UX design and related concepts. 
  • Experience using agile principles and methodologies. 
  • Bachelor's degree or higher in Computer Science or a related field.

Benefits

DomainTools is the global leader for Internet intelligence and the first place security practitioners go when they need to know. The world's most advanced security teams use our solutions to identify external risks, investigate threats, and proactively protect their organizations in a constantly evolving threat landscape. DomainTools constantly monitors the Internet and brings together the most comprehensive and trusted domain website and DNS data to provide immediate context and machine-learning driven risk analytics delivered in near real-time. 

DomainTools offers a comprehensive benefits package to our employees that includes fully paid medical, dental and vision insurance premiums, a 401k retirement plan with company matching, basic life insurance, flexible PTO and additional well-being benefits. 

DomainTools embraces diversity, equity and inclusion to its fullest as an equal opportunity employer. We build our teams so creativity and innovation can flourish. We believe inclusivity and equity fosters innovation and growth, and we harness this mindset to drive a culture that serves our employees and our customers. We encourage people of all backgrounds, ages, perspectives and skill sets to apply; and do not discriminate based on age, religion, color, national origin, gender, sexual orientation, gender identity, marital status, veteran status, disability or any other characteristic protected by law.