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Freelance Remote Java Engineer Jobs in Philadelphia, PA

Python3, Java, Rust, Go, C++, or TypeScript. * Deep understanding of algorithms, data structures ... engineering principles. * Proven ability to debug complex systems, resolve bugs, and deliver ...

DevOps Engineer Senior

Newtown Square, PA · On-site +1

$124K - $159K/yr

For roles that are 100% remote or hybrid, you must have access to a reliable high-speed internet ... High level language (e.g., java, java script, C#, Visual Basic) * Experience with scripting ...

Remote (must be able to work Eastern Standard Time hours) Start Date: ASAP Duration: Contract-to ... Design, build, and maintain full-stack features spanning React front-end interfaces and Java Spring ...

Overview Location * US-Remote or Marlton, NJ area Job Title * Software Engineer Salary ... Experience with modern programming languages such as Java, Python, or similar backend technologies.

Senior Software Engineer Job Type: Contractor (~15 hours/week) Location: Remote Job Summary We are ... Strong proficiency in Python 3, Java, Rust, C++, or TypeScript . * Strong understanding of ...

Senior Software Engineer Job Type: Contractor (~15 hours/week) Location: Remote Job Summary We are ... Strong proficiency in Python 3, Java, Rust, C++, or TypeScript . * Strong understanding of ...

Sharepoint Developer

Wilmington, DE · Remote

$50.25 - $65.50/hr

Remote or Hybrid acceptable for candidates based in Northeast US (Delaware, Maryland, Pennsylvania ... Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Open Source RDBMS ...

Sharepoint Developer

Wilmington, DE · Remote

$50.25 - $65.50/hr

Remote or Hybrid acceptable for candidates based in Northeast US (Delaware, Maryland, Pennsylvania ... Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Open Source RDBMS ...

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Freelance Remote Java Engineer information

See Philadelphia, PA salary details

$26

$60

$86

How much do freelance remote java engineer jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for freelance remote java engineer in Philadelphia, PA is $60.97, according to ZipRecruiter salary data. Most workers in this role earn between $50.19 and $68.89 per hour, depending on experience, location, and employer.

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For Freelance Remote Java Engineer jobs in Philadelphia, PA, the most frequently searched job titles are:

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Infographic showing various Freelance Remote Java Engineer job openings in Philadelphia, PA as of June 2026, with employment types broken down into 2% As Needed, 83% Full Time, 5% Part Time, 2% Temporary, 7% Contract, and 1% Nights. Highlights an 47% Physical, 3% Hybrid, and 50% Remote job distribution, with an average salary of $126,823 per year, or $61 per hour.

GitHub Contributor - Remote

YO AI Labs

Philadelphia, PA • Remote

$55 - $160/hr

Full-time

Posted 8 days ago


Job description

Job Description

Role Title: GitHub Contributor

Role Type: Contract

Location: Remote

Scope of Work:

  • Contribute expert-level code samples, debugging strategies, and development insights in Python3, Java, Rust, Go, C++, or TypeScript.
  • Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks in diverse codebases.
  • Implement robust new features, ensuring scalability, maintainability, and adherence to software best practices.
  • Refactor and optimize legacy code to improve clarity, efficiency, and long-term reliability.
  • Document technical reasoning, solution approaches, and code decisions to enhance AI training data quality.
  • Review and validate peer-contributed code and technical submissions for accuracy and clarity.

Preferred Qualifications:

  • Significant hands-on expertise in at least one of the following: Python3, Java, Rust, Go, C++, or TypeScript.
  • Deep understanding of algorithms, data structures, and software engineering principles.
  • Proven ability to debug complex systems, resolve bugs, and deliver effective optimizations.
  • Experience with large codebase refactoring and legacy system modernization.
  • Track record of delivering high-impact features from conception through delivery within cross-functional projects.
  • Strong documentation and communication skills to articulate technical concepts clearly.
  • Interest in or curiosity about AI and its technical challenges (previous AI experience not required).