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Remote Backend Developer Intern Jobs in Philadelphia, PA

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How much do remote backend developer intern jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for remote backend developer intern in Philadelphia, PA is $23.10, according to ZipRecruiter salary data. Most workers in this role earn between $18.65 and $24.52 per hour, depending on experience, location, and employer.

What does a remote backend developer intern do?

A Remote Backend Developer Intern assists in building and maintaining the server-side logic, databases, and APIs that power web or mobile applications. Working remotely, they typically collaborate with senior developers and other team members through online communication tools. Their tasks often include writing code, debugging, testing backend functionality, and learning about different backend frameworks and languages. This internship is a great way to gain hands-on experience in software development while working from anywhere.

How does a remote backend developer intern typically collaborate with other team members during projects?

As a Remote Backend Developer Intern, you'll frequently work with frontend developers, QA testers, and project managers through virtual collaboration tools such as Slack, Jira, and GitHub. Regular meetings and code reviews are standard practices to ensure alignment on project goals and to receive feedback on your work. You'll be expected to clearly communicate progress, challenges, and ask questions proactively. This remote structure fosters independence while still offering mentorship and support from experienced developers. Strong written communication and proactive engagement are key to thriving in this collaborative environment.

What are the key skills and qualifications needed to thrive as a remote backend developer intern, and why are they important?

To thrive as a Remote Backend Developer Intern, you need a solid understanding of programming languages such as Python, Java, or Node.js, as well as foundational knowledge of backend development concepts and computer science principles. Familiarity with version control systems like Git, databases (SQL/NoSQL), and cloud platforms is typically expected, along with any relevant coursework or certifications. Strong problem-solving abilities, time management, and effective written communication are crucial soft skills for remote collaboration and independent work. These skills ensure you can efficiently contribute to backend projects, adapt to remote workflows, and communicate effectively with distributed teams.

What are the most commonly searched types of Remote Backend Developer jobs in Philadelphia, PA?

The most popular types of Remote Backend Developer jobs in Philadelphia, PA are:

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For Remote Backend Developer Intern jobs in Philadelphia, PA, the most frequently searched job titles are:

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The top searched job categories for Remote Backend Developer Intern jobs in Philadelphia, PA are:

What cities near Philadelphia, PA are hiring for Remote Backend Developer Intern jobs?

Cities near Philadelphia, PA with the most Remote Backend Developer Intern job openings:

Remote Backend Developer Intern jobs near you
Infographic showing various Remote Backend Developer Intern job openings in Philadelphia, PA as of June 2026, with employment types broken down into 20% Internship, 30% Full Time, and 50% Part Time. Highlights an 100% Remote job distribution, with an average salary of $48,053 per year, or $23.1 per hour.

Senior CMS Developer Optimizely

Horizontal Talent

Havertown, PA • Remote

$112K - $147K/yr

Full-time

Posted 2 days ago

New

Job description

Join a fast-moving digital marketing team that is investing heavily in modern web technology, experimentation, and data-driven growth. This Senior Optimizely Developer role is a great fit for someone who enjoys building scalable CMS solutions, launching sophisticated experiments, and using AI-assisted tools to work faster and smarter.

Responsibilities
  • Build and maintain reusable components, page templates, and content models within Optimizely CMS to help marketing teams launch web pages efficiently.
  • Design CMS architecture that supports scalability, security, and strong performance, including Core Web Vitals optimization.
  • Develop and support integrations between Optimizely CMS and enterprise platforms such as Salesforce, Marketo, Adobe Commerce, and internal systems.
  • Create and deploy advanced A/B, split, and multivariate tests in Optimizely Web Experimentation, including custom DOM manipulation and dynamic content changes.
  • Implement personalized web experiences for targeted B2B audiences and account-based marketing campaigns.
  • Partner on server-side testing and feature flagging when frontend testing is not the best fit.
  • Perform thorough cross-browser and cross-device testing to help ensure smooth, consistent user experiences with minimal flicker or layout shift.
  • Define and document best practices, technical standards, and governance guidelines for Optimizely-related work.
  • Collaborate closely with CRO, product, and design teams to evaluate ideas, prototype solutions, and translate designs into polished digital experiences.
  • Use AI-assisted development tools to accelerate coding, debugging, testing, and experimentation workflows.
Skills
  • 5+ years of full-stack web development experience.
  • At least 3+ years of hands-on experience working within the Optimizely ecosystem.
  • Strong backend development skills with C# and .NET Core/MVC, especially in Optimizely CMS environments.
  • Advanced frontend experience with HTML5, CSS3/SASS, and JavaScript, including Vanilla JS, ES6+, jQuery, React, or Vue.
  • Deep understanding of Optimizely platform concepts such as Project JS, visual tags, audience targeting, anti-flicker approaches, and caching behavior.
  • Experience building for complex B2B websites, including lead generation and gated content workflows.
  • Strong Git knowledge and familiarity with modern CI/CD workflows such as Azure DevOps or GitHub Actions.
  • Ability to work independently while also partnering effectively with cross-functional teams.
  • A proactive, solution-oriented mindset with a focus on speed, quality, and continuous improvement.
Preferred Skills
  • Active Optimizely Developer certification in CMS or Web Experimentation.
  • Experience supporting server-side experimentation and feature flagging initiatives.
  • Familiarity with UX/UI collaboration and translating wireframes or Figma designs into interactive experiences.
  • Comfort using AI tools such as GitHub Copilot or ChatGPT to support development efficiency.
  • Experience working in remote-first environments and collaborating across multiple locations.

Horizontal is committed to fostering an inclusive environment where all qualified candidates can thrive. We value diversity, equity, and inclusion as essential to building strong teams, better ideas, and better outcomes.

By applying for this position, you acknowledge and agree that Horizontal Talent may contact you regarding your application using automated technology, including phone calls, SMS/text messages, or email, which may be delivered by our virtual AI recruiter, Alex.

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