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Freelance Java Back End Developer Jobs in Philadelphia, PA

MAS Global Consulting

Java Developer

Wilmington, DE · On-site

$49.50 - $64/hr

They are seeking a Full Stack Java Developer to design and build robust backend systems, collaborate with cross-functional teams, and deliver high-impact solutions for enterprise clients.

Whiz Global LLC

Java Fullstack Developer

Wilmington, DE · On-site

$51 - $65.75/hr

Java Full Stack Developer (Contract-to-Hire) 💼 Employment Type: 3-6 Months Contract-to-Hire We are seeking an experienced Java Full Stack Developer with strong backend expertise in Java/Spring ...

Forhyre

Consultant NodeJs with AWS (cloud)

Philadelphia, PA

$51.75 - $66.75/hr

The ideal candidate will have a minimum of 8 years of professional experience as an UI Developer and experience in Java Backend +Node JS +AWS or Fullstack + Node JS + AWS kind of profiles. As a ...

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All JobsJava Back End Developer JobsFreelance Java Back End Developer JobsFreelance Java Back End Developer Jobs in Philadelphia, PA

Freelance Java Back End Developer information

See Philadelphia, PA salary details

$10

$55

$73

How much do freelance java back end developer jobs pay per hour?

As of Jul 13, 2026, the average hourly pay for freelance java back end developer in Philadelphia, PA is $55.13, according to ZipRecruiter salary data. Most workers in this role earn between $48.99 and $63.56 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Freelance Java Back End Developer, and why are they important?

To thrive as a Freelance Java Back End Developer, you need strong proficiency in Java, object-oriented programming, RESTful API design, and experience with frameworks like Spring or Hibernate, typically supported by a relevant degree or proven project portfolio. Familiarity with version control systems (such as Git), build tools (like Maven or Gradle), cloud platforms, and continuous integration/continuous deployment (CI/CD) pipelines is highly valued. Outstanding problem-solving abilities, self-motivation, and effective client communication set top freelancers apart. These skills ensure you can deliver robust, maintainable solutions independently and build lasting client relationships.

What are some common challenges faced by Freelance Java Back End Developers when working with multiple clients simultaneously?

Freelance Java Back End Developers often juggle several projects at once, which can present challenges in time management, prioritizing tasks, and aligning with different client expectations. Each client may use distinct tech stacks, communication tools, and development processes, requiring adaptability and strong organizational skills. Clear communication, setting realistic deadlines, and using project management tools can help freelancers maintain quality and meet deliverables across diverse projects.

What does a Freelance Java Back End Developer do?

A Freelance Java Back End Developer is a software professional who specializes in building and maintaining the server-side logic of web applications using the Java programming language. They work independently on a contract basis for various clients, handling tasks such as developing APIs, managing databases, and ensuring the performance and security of the application’s back end. Their responsibilities often include collaborating with front-end developers, integrating third-party services, and troubleshooting server-side issues. Freelancers in this role can work remotely or onsite, offering flexibility to both clients and developers.

What is the difference between Freelance Java Back End Developer vs Freelance Java Software Engineer?

AspectFreelance Java Back End DeveloperFreelance Java Software Engineer
CredentialsJava certifications, experience in backend frameworksJava certifications, broader software development skills
Work EnvironmentRemote, project-based, client-specificRemote or on-site, project or product-focused
Industry UsagePrimarily in backend development projectsInvolved in full software development lifecycle
Search & Comparison IntentFocus on backend Java skillsBroader software development expertise

While both roles involve Java skills, a Freelance Java Back End Developer specializes in server-side development, focusing on backend systems. A Freelance Java Software Engineer may have a broader scope, including full-stack or application development, often requiring additional skills beyond backend work.

What are the most commonly searched types of Java Back End Developer jobs in Philadelphia, PA? The most popular types of Java Back End Developer jobs in Philadelphia, PA are:
What are popular job titles related to Freelance Java Back End Developer jobs in Philadelphia, PA? For Freelance Java Back End Developer jobs in Philadelphia, PA, the most frequently searched job titles are:
What job categories do people searching Freelance Java Back End Developer jobs in Philadelphia, PA look for? The top searched job categories for Freelance Java Back End Developer jobs in Philadelphia, PA are:
Freelance Java Back End Developer jobs near you
Senior Backend Engineer

Senior Backend Engineer

Pivotal Solutions

Philadelphia, PA • On-site

Full-time

Posted 13 days ago

Job description


Position Overview:
We are seeking an experienced Senior Backend Engineer with strong Java expertise to join our growing engineering team. The ideal candidate will have a deep understanding of building scalable, resilient, and high-performance backend systems. This individual will collaborate closely with cross-functional teams, helping shape the future of our products and ensuring the delivery of high-quality software.
Key Responsibilities:
Design and Development: Architect, design, and develop highly scalable and fault-tolerant systems using Java.
Performance Optimization: Ensure system responsiveness and efficiency by identifying bottlenecks and resolving performance issues.
Code Quality: Maintain and enforce code quality through reviews, automating tests, and mentorship.
Continuous Integration and Deployment: Participate in CI/CD pipeline design and optimization.
Collaboration: Work closely with frontend developers, product managers, and other stakeholders to define and implement features and improvements.
Technical Leadership: Provide guidance to junior engineers, participate in knowledge-sharing sessions, and contribute to the technical vision and direction of the company.
Innovation: Research and recommend new technologies or solutions that can enhance product quality and user experience.
Documentation: Ensure proper documentation for codebase and architectural decisions.
Requirements
Required Qualifications:
Bachelor's degree in Computer Science, Engineering, or a related field.
5+ years of professional backend development experience.
Proficiency in Java and related frameworks (e.g., Spring Boot, Hibernate).
Experience with microservices architecture and API design.
Solid understanding of relational databases, such as MySQL or PostgreSQL.
Familiarity with modern CI/CD tools and practices.
Strong understanding of distributed systems and scalability challenges.
Preferred Qualifications:
Master's degree in Computer Science or a related field.
Experience

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