Senior Developer (ARDA / PostgreSQL) New York
New York, NY · On-site
$4.0K - $4.3K/mo
Schedule: Full-time. * Project Duration: Long-term. * Modality : contractor (freelance)
Senior Developer (ARDA / PostgreSQL) New York
New York, NY · On-site
$4.0K - $4.3K/mo
Schedule: Full-time. * Project Duration: Long-term. * Modality : contractor (freelance)
Senior Software Engineer
Manhattan, NY · On-site
$87K - $137K/yr
... Java, Go, Dart, etc.). * Handson experience calling or finetuning GenAI/LLM APIs (e.g., GPT4o ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Senior Software Engineer
Manhattan, NY · On-site
$87K - $137K/yr
... Java, Go, Dart, etc.). * Handson experience calling or finetuning GenAI/LLM APIs (e.g., GPT4o ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Senior Software Engineer
Manhattan, NY · On-site
$87K - $137K/yr
... Java, Go, Dart, etc.). * Hands-on experience calling or fine-tuning GenAI/LLM APIs (e.g., GPT-4o ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Senior Software Engineer
Manhattan, NY · On-site
$87K - $137K/yr
... Java, Go, Dart, etc.). * Hands-on experience calling or fine-tuning GenAI/LLM APIs (e.g., GPT-4o ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Java Freelance information
See Belford, NJ salary details
$15.93 - $21.65
0% of jobs
$21.65 - $27.38
0% of jobs
$27.38 - $33.10
1% of jobs
$33.10 - $38.83
3% of jobs
$38.83 - $44.55
6% of jobs
$44.55 - $50.28
14% of jobs
$50.50 is the 25th percentile. Wages below this are outliers.
$50.28 - $56
20% of jobs
The median wage is $57.43 / hr.
$56 - $61.73
23% of jobs
$64.17 is the 75th percentile. Wages above this are outliers.
$61.73 - $67.45
18% of jobs
$67.45 - $73.18
11% of jobs
$73.18 - $78.90
4% of jobs
$15
$57
$78
How much do java freelance jobs pay per hour?
As of Aug 19, 2026, the average hourly pay for java freelance in Belford, NJ is $57.80, according to ZipRecruiter salary data. Most workers in this role earn between $50.00 and $64.71 per hour, depending on experience, location, and employer.
What is a Java freelance?
Java Freelancers are independent professionals who offer their expertise in Java programming on a contract or project basis. They work with clients to design, develop, test, and maintain Java-based applications, ranging from web to enterprise-level systems. Unlike full-time employees, Java freelancers typically work for multiple clients and are responsible for managing their own schedules, proposals, and deliverables. Their work may include software development, bug fixing, application optimization, and consulting services. Many businesses hire Java freelancers to fill skill gaps or to complete specific projects without making permanent hires.
What are the key skills and qualifications needed to thrive as a Java freelance developer, and why are they important?
To thrive as a Java Freelance Developer, you need strong proficiency in Java programming, knowledge of frameworks like Spring or Hibernate, and often a degree in computer science or related experience. Familiarity with version control systems (e.g., Git), build tools (Maven, Gradle), and cloud platforms is typically required, along with relevant Java certifications being advantageous. Excellent problem-solving, time management, and communication skills set standout freelancers apart. These skills are crucial for delivering high-quality, timely solutions independently while effectively collaborating with clients and teams.
What are some common challenges Java freelancers face when working with multiple clients simultaneously?
Java freelancers often juggle several projects at once, which can make managing deadlines and communication a challenge. Balancing different client expectations, project requirements, and code standards requires strong organizational skills and clear communication. Additionally, freelancers must stay updated with the latest Java frameworks and technologies to remain competitive. Proactively setting boundaries, using project management tools, and maintaining transparent updates with each client can help ease these challenges.
What is the difference between Java Freelance vs Java Developer?
| Aspect | Java Freelance | Java Developer |
|---|---|---|
| Work Environment | Independent, remote, project-based | Full-time, in-house or remote |
| Credentials | Self-taught or certifications preferred | Typically requires a degree in computer science or related field |
| Employer & Industry Usage | Clients across various industries, freelance platforms | Tech companies, corporations, startups |
| Work Scope | Project-specific, flexible hours | Ongoing, team-based development |
Java Freelance involves independent, project-based work often done remotely for multiple clients, requiring self-motivation and flexible hours. Java Developers usually work full-time within organizations, collaborating with teams on continuous projects. Both roles require Java skills, but the work environment and employment structure differ significantly.
What are popular job titles related to Java Freelance jobs in Belford, NJ?
For Java Freelance jobs in Belford, NJ, the most frequently searched job titles are:
What cities near Belford, NJ are hiring for Java Freelance jobs?
Cities near Belford, NJ with the most Java Freelance job openings:
$4.0K - $4.3K/mo
Full-time
Posted 22 days ago
Job description
We are looking for a Senior Developer (ARDA / PostgreSQL) to join a large-scale enterprise modernization project. The ideal candidate will have strong experience with ARDA, PostgreSQL, and enterprise database environments, with a proven ability to support application modernization initiatives, database segregation, and high-performance production systems.
Responsibilities
Requirements
Responsibilities
- Refactor the ARDA application code to integrate with a dedicated PSI PostgreSQL database instance.
- Design and implement the segregation of PSI from the current shared database environment into a dedicated architecture.
- Review application dependencies to ensure secure and efficient integration.
- Design, develop, and implement solutions focused on application modernization.
- Participate in database migration projects while ensuring business continuity.
- Optimize database performance through performance tuning and best practices.
- Support enterprise-scale production environments and troubleshoot critical issues.
- Collaborate with cross-functional teams to design scalable and reliable technical solutions.
Requirements
- 5+ years of experience as a Software Developer, Backend Developer, or similar role.
- Hands-on experience with PSI Database Segregation or dedicated PSI database implementations.
- Strong experience with PostgreSQL and SQL.
- Experience working with ARDA.
- Experience supporting enterprise-scale production environments.
- Experience with Application Modernization and System Design.
- Experience with database migrations.
- Strong knowledge of database performance tuning.
- Experience supporting business-critical production applications.
- Advanced English (required).
- Excellent problem-solving, communication, and collaboration skills.
- Experience with AWS Aurora PostgreSQL.
- Previous experience supporting Santander applications.
- Experience with ARDA or PSI-related systems.
- Payment: 4.300 USD.
- Location: 100% On-site in New York, USA.
- Schedule: Full-time.
- Project Duration: Long-term.
- Modality: contractor (freelance)