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Freelance Java Back End Developer Jobs in New York, NY

ALIS Software LLC

Java Backend Developer

Jersey City, NJ · On-site

$55.25 - $71.75/hr

Lead technical design for Java/Spring Boot microservices, REST APIs, event-driven workflows & service integrations. * Guide code quality, pull request reviews, testing standards, and engineering best ...

CrackaJack Digital Solutions LLC

Java Developer

New York, NY · On-site

$55.75 - $72.25/hr

Java Backend Engineer Experience: 8+ Years Employment Type: Contract Location: NY We are seeking an experienced Java Backend Engineer with strong expertise in building scalable, high-performance ...

Grinteq

Java Liferay Developer

Manhattan, NY · On-site

$40/hr

Position We are looking for an Experienced Java Back-End Developer to join our team. Responsibilities and duties * Quickly gain an up-to-date and comprehensive understanding of the code base and ...

Rapsys Technologies

Java + AWS Backend Developers

Newark, NJ · On-site

$52.75 - $68.50/hr

CI/CD and DevOps practices AI / LLM Tools - Important Requirement Resources should have knowledge or hands-on experience with modern LLM/AI-assisted development tools, specifically: * Claude Code

Northern Base

Back End Developer-Java

Jersey City, NJ · On-site

$125K - $163K/yr

Back End Developer - Java Must Have Technical/Functional Skills * Service Now, Confluence, Jira, and experience with GitHub for code collaboration, Java, API Development, Web Application & Services 9 ...

Infosys

Java Backend Developer

New York, NY · On-site

$55.25 - $71.75/hr

Preferred Skill and Experience Experience in Java 8, REST, Spring boot, Microservices, Kafka or MQ, OpenShift deployments, Spring Security, JPA, XML, XSLT, JAXB, JAXP, MVC, Junit, test framework ...

Ex

AVP Senior Java Developer

Manhattan, NY · On-site

$150 - $200/hr

We are seeking a highly skilled Senior Java Backend Engineer to support Oracle database upgrade readiness and application compatibility remediation. The resource will be responsible for assessing ...

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Freelance Java Back End Developer information

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

As of Sep 9, 2026, the average hourly pay for freelance java back end developer in New York, NY is $59.77, according to ZipRecruiter salary data. Most workers in this role earn between $53.12 and $68.89 per hour, depending on experience, location, and employer.

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 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 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 popular job titles related to Freelance Java Back End Developer jobs in New York, NY?

For Freelance Java Back End Developer jobs in New York, NY, the most frequently searched job titles are:

What job categories do people searching Freelance Java Back End Developer jobs in New York, NY look for?

The top searched job categories for Freelance Java Back End Developer jobs in New York, NY are:

Freelance Java Back End Developer jobs near you
Infographic showing various Freelance Java Back End Developer job openings in New York, NY as of July 2026, with employment types broken down into 1% As Needed, 77% Full Time, 18% Part Time, and 4% Contract. Highlights an 93% Physical, 1% Hybrid, and 6% Remote job distribution, with an average salary of $124,317 per year, or $59.8 per hour.

Urgent hiring Java Backend developer : Iselin - NJ

Woodbridge, NJ • On-site

Tech Mirrors
See more jobs at Tech Mirrorsexternal

$100 - $125/hr

Other

Posted 21 days ago

Job description

Java Backend Developer

Location: Iselin – NJ (Local only- 3 days Hybrid role in A week)

Interview – Client round will be F2F

Only H1B, H4-EAD, GC-EAD, L2 EAD, TN EAD, USC

Key Responsibilities
  • Design, develop, and maintain workflow‑driven applications using Java framework, Spring Boot.
  • Implement event‑driven architectures using Apache Kafka.
  • Ensure application performance, scalability, and reliability through performance engineering best practices.
  • Collaborate with cross‑functional teams to define, design, and ship new features.
  • Translate business requirements into technical specifications and deliverables.
  • Contribute to architectural decisions and code reviews to maintain high code quality.
Required Skills & Qualifications
  • 9+ years of hands‑on experience in software development with a strong focus on backend.
  • Proficiency in Java, Spring Boot.
  • Strong knowledge of RDBMS concepts, with hands‑on experience in MS SQL Server.
  • Solid understanding of non‑functional requirements such as performance, scalability, security, and maintainability.
  • Strong debugging, problem‑solving, and analytical skills.
  • Experience with performance engineering and tools for profiling and optimization.
  • Excellent communication and collaboration skills.
Preferred Qualifications
  • Experience in building user‑facing web applications with high availability and responsiveness.
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