Relevant internship, research, freelance, project, or professional experience developing AI ... Technical fluency in programming languages such as Python, SQL, or Java for diagnosing complex API ...
Relevant internship, research, freelance, project, or professional experience developing AI ... Technical fluency in programming languages such as Python, SQL, or Java for diagnosing complex API ...
OR · On-site
Have recent proficient experience with Java, C#, or other OO programming languages with a solid understanding of OO design principles, concurrency, multi-threading, performance tuning, and ...
Java Programmer Freelance information
See Oregon salary details
$38.63 - $41.82
9% of jobs
$41.82 - $45.01
7% of jobs
$45.01 - $48.20
7% of jobs
$48.68 is the 25th percentile. Wages below this are outliers.
$48.20 - $51.39
5% of jobs
$51.39 - $54.57
4% of jobs
$54.57 - $57.76
11% of jobs
The median wage is $58.69 / hr.
$57.76 - $60.95
20% of jobs
$60.95 - $64.14
5% of jobs
$65.26 is the 75th percentile. Wages above this are outliers.
$64.14 - $67.33
16% of jobs
$67.33 - $70.52
6% of jobs
$70.52 - $73.71
8% of jobs
$38
$58
$73
How much do java programmer freelance jobs pay per hour?
What are the key skills and qualifications needed to thrive as a Java Programmer Freelance, and why are they important?
What are Java Programmer Freelancers?
What is the difference between Java Programmer Freelance vs Java Developer?
| Aspect | Java Programmer Freelance | Java Developer |
|---|---|---|
| Credentials | Typically requires Java certifications, programming skills | Often requires Java certifications, degree in computer science |
| Work Environment | Remote, project-based, flexible hours | In-house or remote, part of a team, ongoing projects |
| Employer & Industry | Clients across various industries, freelance platforms | Companies, tech firms, software development teams |
| Search & Comparison Intent | Freelance Java programming opportunities | Full-time Java development roles |
Java Programmer Freelance typically involves project-based, flexible work for multiple clients, often remotely. Java Developers usually work as part of a team within a company, with ongoing responsibilities. Both roles require Java skills and certifications, but differ mainly in employment structure and work environment.
What are some common challenges faced by freelance Java programmers when managing multiple client projects simultaneously?

Job description
The AI Agent Developer is responsible for building, deploying, and supporting AI agents and automation workflows that help teams across Vertech work more efficiently. They design and optimize prompts, tools, memory strategies, and agent workflows for business-specific use cases, and partner with stakeholders across HR, Accounting, IT, PMO, Sales, and Engineering to translate business needs into practical AI solutions. The developer curates the knowledge base that AI agents draw from, monitors agent performance, and continuously improves reliability, accuracy, and business impact.
Primary Duties and Responsibilities
- Build AI agents, copilots, and workflow automations for business-specific use cases.
- Design, test, and optimize prompts, tools, memory strategies, and agent workflows.
- Partner with stakeholders across HR, Accounting, IT, PMO, Sales, and Engineering to gather requirements and translate them into technical specifications.
- Curate and update the knowledge base (“knowledge scaffolding”) that AI agents use to ensure responses remain accurate and compliant with company policy.
- Refine input queries and prompts to optimize model behavior for specific business use cases.
- Troubleshoot technical issues, diagnose and resolve bugs in AI models, and resolve integration issues with existing SaaS platforms.
- Monitor agent performance and identify patterns in failure modes (e.g., unexpected tone shifts, drops in resolution quality).
- Develop testing and evaluation processes to measure agent reliability, response quality, and business impact.
- Integrate AI systems with APIs, SaaS platforms, databases, and internal business systems.
- Lead workshops and create documentation to help non-technical staff adopt new AI features effectively.
- Collaborate with vendors on solution design and technical requirements for contracted work.
- Other duties as assigned.
Education and Experience
- Bachelor’s degree in Computer Science, Information Systems, Engineering, Business, or a related field; or 4 years of related experience.
- Relevant internship, research, freelance, project, or professional experience developing AI solutions or automation workflows.
- Hands-on experience with AI tools, including agent development and support.
- Technical fluency in programming languages such as Python, SQL, or Java for diagnosing complex API or data issues.
- Experience with AI providers and LLMs such as Claude, ChatGPT, or Gemini.
- Familiarity with AI agent orchestration frameworks, workflow automation platforms (e.g., n8n, Make, Zapier), retrieval augmented generation (RAG), and vector database concepts.
- Familiarity with frameworks such as TensorFlow or PyTorch, and an understanding of Natural Language Processing (NLP) preferred.
- Proficiency with Microsoft Office (Word, Excel, PowerPoint).
Skills and Abilities
- Demonstrated curiosity and experimentation with emerging AI technologies; personal projects, GitHub repositories, hackathons, or portfolio work encouraged.
- Strong problem-solving and troubleshooting skills.
- Excellent organizational and planning skills.
- Strong verbal and written communication skills, with the ability to translate technical concepts for non-technical audiences.
- Ability to work collaboratively across departments.
About Vertech
Sourced by ZipRecruiter
Industry
Industrial automation equipment manufacturing
Company size
51 - 200 Employees
Headquarters location
Phoenix, AZ, US
Year founded
2004