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Freelance Java Backend Developer Jobs in Flemington, NJ

Java Developer

Bedminster, NJ · On-site

$52 - $67.25/hr

We are looking for a skilled Java Backend Developer with experience in backend development using Java and/or Python, strong expertise in SQL, and exposure to AI/ML integration. The candidate will ...

Job Title Java Backend Engineer About your role: As a Java Backend Engineer you will code daily, own technical delivery end to end, and raise the bar for the team through strong code reviews ...

Job Title Java Backend Engineer About your role: As a Java Backend Engineer you will code daily, own technical delivery end to end, and raise the bar for the team through strong code reviews ...

Back-end Developer - V

Bedminster, NJ · On-site

$122K - $159K/yr

Our client is currently seeking a Back-end Developer - V Senior Back-end Developer (Java) Contract!W2 This job will have the following responsibilities: * We are seeking a highly skilled Senior ...

Backend Developer - Remote

Piscataway, NJ · On-site

$50.50 - $65.50/hr

Java + Data Career Path -- Keep Your Options Open Not sure whether to choose software development or data? Many candidates benefit from building a strong programming foundation while also developing ...

Java Developer - Backend /Angular

Iselin, NJ · On-site

$51.25 - $66.50/hr

Software Engineer ( Backend) Location: Hybrid 3 times a week in Iselin, NJ. Onsite Interview IV ... Angular (2.0/4.0+) * Core Java * Object Orientation * Spring (Spring Framework) * Restful Web ...

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 ...

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 ...

While your primary expertise lies in database engineering, a strong foundational knowledge of modern Java backend development will allow you to seamlessly bridge the gap between our data and ...

Senior Java Developer

Piscataway, NJ · On-site

$57.25 - $73/hr

Design, develop, test, and deploy scalable backend applications using Java, Node.js, and ... Collaborate with product managers, architects, QA teams, and engineering teams to deliver high ...

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Freelance Java Backend Developer information

See Flemington, NJ salary details

$10

$55

$74

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

As of Aug 9, 2026, the average hourly pay for freelance java backend developer in Flemington, NJ is $55.22, according to ZipRecruiter salary data. Most workers in this role earn between $49.09 and $63.65 per hour, depending on experience, location, and employer.
What cities near Flemington, NJ are hiring for Freelance Java Backend Developer jobs? Cities near Flemington, NJ with the most Freelance Java Backend Developer job openings:

$52 - $67.25/hr

Other

Posted 4 days ago


Job description

Java Developer

Master’s in Computer Science with a decent GPA from top College  is mandatory

Introduction:

We are looking for a skilled Java Backend Developer with experience in backend development using Java and/or Python, strong expertise in SQL, and exposure to AI/ML integration. The candidate will build scalable APIs, develop microservices, and integrate machine learning models into enterprise applications.

Responsibilities:
  • Build scalable APIs and develop microservices
  • Integrate machine learning models into enterprise applications
  • Work on backend development using Java and/or Python
  • Utilize strong SQL database experience
  • Collaborate with cross-functional teams to define, design, and ship new features
  • Participate in code reviews and provide constructive feedback
Requirements:

Mandatory Skills:

  • 7-12 years of Strong experience in Java (Spring Boot) or Python application development
  • 5-10 years of Strong SQL database experience
  • 1-5 years of Experience integrating AI/ML models into back-end systems

Domain knowledge:

  • Deep-level experience in 4G, 5G, or RAN