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Freelance Java Backend Developer Jobs in Costa Mesa, CA

Altruist

Staff Back End Engineer

Los Angeles, CA · Hybrid

... Staff Back End Engineers to join our growing Engineering organization. We have multiple teams ... speed on modern tech stacks (Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes)

Otter

Senior Backend Software Engineer

Los Angeles, CA · On-site

$167K - $230K/yr

What you'll do As a Backend Engineer on the Otter Verify team, you will design, implement, and ... Our stack heavily utilizes Java and Python, but we care more about your engineering fundamentals ...

Otter

Senior Backend Software Engineer

Los Angeles, CA · On-site

$167K - $230K/yr

What you'll do As a Backend Engineer on the Otter Verify team, you will design, implement, and ... Our stack heavily utilizes Java and Python, but we care more about your engineering fundamentals ...

Staffingine LLC

Sr. Java Developer

Los Angeles, CA · Remote

$58.50 - $74.75/hr

Job Title: Sr. Java Developer Job Location: Los Angeles, CA Job Type: Contract * Design, modify ... Building and improving the back-end of an internal tool to manage the catalog metadata, as well as ...

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Freelance Java Backend Developer information

See Costa Mesa, CA salary details

$10

$58

$78

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

As of Aug 13, 2026, the average hourly pay for freelance java backend developer in Costa Mesa, CA is $58.61, according to ZipRecruiter salary data. Most workers in this role earn between $52.12 and $67.55 per hour, depending on experience, location, and employer.
What cities near Costa Mesa, CA are hiring for Freelance Java Backend Developer jobs? Cities near Costa Mesa, CA with the most Freelance Java Backend Developer job openings:
Freelance Java Backend Developer jobs near you

Staff Back End Engineer

Altruist

Los Angeles, CA • Hybrid

Full-time

Re-posted 20 days ago

Job description

The opportunity

Altruist is in the midst of an exceptional growth phase and we're excited to hire Staff Back End Engineers to join our growing Engineering organization. We have multiple teams hiring for high impact & high visibility projects. Our recruitment team will work with you to match you to the right opportunity to help you grow your career at Altruist. This is a hybrid role, with an expectation of being in the office three days each week out of our Culver City office.

Your impact

  • Act as a leader and steward of engineering best practices, helping to mentor other engineers and develop impactful solutions.
  • Analyze and solve complex problems spanning multiple user personas and workflows
  • Focus on building and scaling services and user facing web applications
  • Build customer centric scalable and performant applications and features
  • Develop and maintain scalable data pipelines and ELT processes
  • Build new data integrations based on established requirements 
  • Perform data analysis to investigate and resolve data issues

What you bring

  • Experience - 8+ years of software engineering experience building precise and scalable distributed systems with best engineering practices
  • Education - Ideally looking for a B.A. / B.S. degree in relevant fields such as Computer Science or similar Engineering/Mathematics degrees
  • Technical aptitude - You're technologically savvy and can easily get up to speed on modern tech stacks (Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes)
  • Ownership - The pride you put into every aspect of your work is unparalleled and undeniable
  • Superb communication - Intentional dialogue is a superpower. You listen as well as you share your perspective with others.
  • Resilience - We're inspired by your unwavering determination to achieve success, no matter the adversity you face along way
  • Assurance - Your confidence is brilliant, yet ego-less. You possess a strong knowledge base, the ability to discover the unknown, and are open to differing perspectives. 
  • Creative problem solving - Identifying the problem is simply not enough. You're instinctually creative with your approach in finding solutions to roadblocks.

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