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Freelance Java Back End Developer Jobs in Philadelphia, PA

Net Orbit

Sr. Java Backend Developer

Wilmington, DE · On-site

$49 - $63.50/hr

Java Backend Developer • Java Developer - Preferable with Java 1.8 (java 8 features) experience • Advanced knowledge and experience developing and working with relational databases such as Sybase ...

Genesis10

Senior Java Backend Engineer

Pennington, NJ · On-site

$121K - $158K/yr

Genesis10 is currently seeking a Senior Java Backend Engineer for a contract position with a Global ... DevOps practices • Experience working in large-scale enterprise or fintech systems Company

New

Net Orbit

Java Developer(mid-level)

Wilmington, DE · On-site

$49.50 - $64/hr

Java Backend Developer • Java Developer - Preferable with Java 1.8 (java 8 features) experience • Advanced knowledge and experience developing and working with relational databases such as Sybase ...

Purple Drive Technologies

Back-end developer

Mount Laurel, NJ · On-site

$119K - $155K/yr

Overview: Back-End Developer (Java) Role Overview We are seeking a skilled Back-End Developer with strong expertise in Java and Spring Boot to design, develop, and maintain high-performance backend ...

Netorbit

Java Developer(mid-level)

Wilmington, DE

$49.50 - $64/hr

Java Backend Developer • Java Developer - Preferable with Java 1.8 (java 8 features) experience • Advanced knowledge and experience developing and working with relational databases such as Sybase ...

Genesis10

Senior Java Backend Engineer

Pennington, NJ · On-site

$55.06 - $63.06/hr

Genesis10 is currently seeking a Senior Java Backend Engineer for a contract position with a Global ... Experience with CI/CD pipelines and DevOps practices * Experience working in large-scale enterprise ...

New

Juno Search Partners

Backend Java Developer

Beverly, NJ

$49 - $63.50/hr

Backend Java Developer (Junior-Mid Level) Location: Edgewater Park, NJ (On-site, 5 days/week) Employment Type: Direct hire (W2 only) We are partnering with a growing organization seeking a Backend ...

PKR

Senior Java Backend Engineer

Philadelphia, PA · Remote

$10 - $100/hr

What Our Client Needs A Senior Java Engineer to design, build, and scale cloud-native services that ... and DevOps teams to improve CI/CD and observability • Participate in code reviews, design ...

BI-Commercial

Java FSD

Wilmington, DE · On-site

$49.50 - $64/hr

Java FSD with AWS An FSD/FSPE has an "end to end product" mindset - design, implementation, testing and deployment, and adds an additional skill (s) on top of traditional front/back-end developer ...

Donato Technologies, Inc

Java FSD

Wilmington, DE · On-site

$49.50 - $64/hr

... front/back-end developer role * Design and developer application using Core Java * Design and ... developer application using J2EE. Experience in J2EE design patterns * Create/consume Rest APIs ...

Donato Technologies, Inc

Java FSD

Wilmington, DE · On-site

$49.50 - $64/hr

... front/back-end developer role * Design and developer application using Core Java * Design and ... developer application using J2EE. Experience in J2EE design patterns * Create/consume Rest APIs ...

Donato Technologies, Inc

Java FSD with AWS

Wilmington, DE · On-site

$49.50 - $64/hr

... back-end developer role Design and developer application using Core Java Design and developer application using J2EE. Experience in J2EE design patterns Create/consume Rest APIs & Microservices ...

Hirekeyz Inc

Java FSD with AWS

Wilmington, DE · On-site

$49.50 - $64/hr

... back-end developer role Design and developer application using Core Java Design and developer application using J2EE. Experience in J2EE design patterns Create/consume Rest APIs & Microservices ...

h3 Technologies

Java Developer

West Chester, PA

$48.25 - $62.50/hr

Java Developer Location: West Chester, PA (In office - Local candidates only) Schedule: 40 hours ... Develop and maintain backend applications and microservices using Java, Spring Boot, and related ...

Mirai, LLC

Full Stack Java Developer

Philadelphia, PA · On-site

$53 - $68.25/hr

The Developer will be part of a product team of designers and full-stack developers (Java back-end) developing a web and mobile application for use by the Front Line Associates & Managers in the ...

Mirai, LLC

Full Stack Java Developer

Philadelphia, PA

$53 - $68.25/hr

The Developer will be part of a product team of designers and full-stack developers (Java back-end) developing a web and mobile application for use by the Front Line Associates & Managers in the ...

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All 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 Jun 18, 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

Java Backend Developer

Rayomind Software Solutions LLC, DBA, Hire'in Solutions

Wilmington, DE • On-site

$49 - $63.50/hr

Other

Posted 21 days ago

Job description

Role: Java Backend Developer
Location: Wilmington, DE (Onsite)

Job Description
Backend development, Spring Boot Java-based API development
AWS is plus- other cloud exp is ok
CI/CD - deployment in production
Relational database and NoSQL, like Cassandra.
microservices design patterns
60 % development, 30-40 % deployment or production.
SQL is okay as well, if not NoSQL.
ok with other cloud exp

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