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Java Freelance Jobs in Minnesota (NOW HIRING)

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Java Freelance information

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$15

$55

$75

How much do java freelance jobs pay per hour?

As of May 28, 2026, the average hourly pay for java freelance in Minnesota is $55.53, according to ZipRecruiter salary data. Most workers in this role earn between $48.03 and $62.16 per hour, depending on experience, location, and employer.

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 are Java Freelancers?

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 is the difference between Java Freelance vs Java Developer?

AspectJava FreelanceJava Developer
Work EnvironmentIndependent, remote, project-basedFull-time, in-house or remote
CredentialsSelf-taught or certifications preferredTypically requires a degree in computer science or related field
Employer & Industry UsageClients across various industries, freelance platformsTech companies, corporations, startups
Work ScopeProject-specific, flexible hoursOngoing, 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 the most commonly searched types of Java jobs in Minnesota? The most popular types of Java jobs in Minnesota are:
What are popular job titles related to Java Freelance jobs in Minnesota? For Java Freelance jobs in Minnesota, the most frequently searched job titles are:
What job categories do people searching Java Freelance jobs in Minnesota look for? The top searched job categories for Java Freelance jobs in Minnesota are:
What cities in Minnesota are hiring for Java Freelance jobs? Cities in Minnesota with the most Java Freelance job openings:
Infographic showing various Java Freelance job openings in Minnesota as of May 2026, with employment types broken down into 79% Full Time, and 21% Contract. Highlights an 40% In-person, and 60% Remote job distribution, with an average salary of $115,503 per year, or $55.5 per hour.
LLM Evaluation Engineer - Coding - Remote

LLM Evaluation Engineer - Coding - Remote

Outlier AI

Woodbury, MN • Remote

Part-time

This job post has expired today. Applications are no longer accepted.


Job description

Outlier helps the worlds most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw?

We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive, multi-step agents. Our projects focus on teaching these systems how to design, coordinate, and optimize complex, real-world architectural workflows.

Whether you are a passionate orchestration guru or experienced software developer -- we want you to help us train the world's most advanced generative systems.


About the opportunity:

  • Outlier is looking for skilled software experts to help train generative AI models.
  • This freelance role is fully remote and offers flexible hoursyou can contribute whenever it fits your schedule.


You may contribute your expertise by

  • Developing objective, verifiable criteria (rubrics) to evaluate system performance and ensure outputs meet strict functional requirements.
  • Reviewing system logs and "trajectories" to refactor code, improve execution paths, and reach a "Golden Path" of perfect reliability
  • Testing systems for vulnerabilities, including improper data exposure, unauthorized access escalations, and edge-case failures.


Were looking for people with

  • 2+ years of experience in backend engineering, AI automation, or complex systems integration
  • Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting)
  • Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases
  • Practical experience building for live, non-mocked environments and handling multi-turn system interactions.
  • Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors



Nice to have

  • Expertise building multi-stage coordination tasks where data acquisition leads to reasoned output
  • Hands on experience integrating agents with live tools such as Supabase, Gmail, and various APIs to solve real-world problems
  • High level of comfort implementing persistent state and session discovery using MEMORY.md to track agent progress.
  • Experience identifying subtle failures like privacy leaks, authority escalation, or indirect prompt injections.


Payment:

  • Project work: Earn up to USD $35 per hour for core project work
  • Additional incentives: On average, Outlier Contributors earn an additional 7.5% on top of the core project rates through Missions Outlier's version of surge pricing. The top quartile of contributors boost their earnings by an average of 11%.
  • Rates vary based on expertise, skills assessment, location, project need, and other factors. For example, higher rates may be offered to PhDs. For non-core work, such as during initial project onboarding or project overtime phases, lower rates apply. Additional incentives data is based on payments made in the past six months and is updated quarterly. Certain projects offer incentive payments. Please review the payment terms for each project.


PLEASE NOTE: We collect, retain and use personal data for our professional business purposes, including notifying you of opportunities that may be of interest and sharing with our affiliates. We limit the personal data we collect to that which we believe is appropriate and necessary to manage applicants needs, provide our services, and comply with applicable laws. Any information we collect in connection with your application will be treated in accordance with the Outlier Privacy Policy and our internal policies and programs designed to protect personal data.

This is a 1099 contract opportunity on the Outlier.ai platform. Because this is a freelance opportunity, we do not offer internships, sponsorship, or employment. You must be authorized to work in your country of residence. If you are an international student, you may be able to sign up for Outlier if you are on a visa. You should contact your tax and/or immigration advisor with specific questions regarding your circumstances.