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Freelance Java Developer Startup Jobs in Fairfield, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... ElasticSearch or Lucene - Experience in a fast-paced/customer-centric agile startup environmentSo ...

We're looking for another developer to join us and help build our Android app. We're a small ... Collaborating with the team on Slack and Asana Developing our Android app in Java Turning ...

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

Developer Experience Engineer

San Francisco, CA · On-site +1

$175K - $250K/yr

... Java, PHP, .NET) * Experience in popular JavaScript frameworks (e.g. Next.js, Remix, Vue, Svelte ... Software Engineer, HTML - AI Training (Freelance, Remote) San Francisco, CA $130,000.00-$165,000.00 ...

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Freelance Java Developer Startup information

See Fairfield, CA salary details

$15

$57

$78

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

As of Jul 13, 2026, the average hourly pay for freelance java developer startup in Fairfield, CA is $57.70, according to ZipRecruiter salary data. Most workers in this role earn between $49.90 and $64.57 per hour, depending on experience, location, and employer.

What is the difference between Freelance Java Developer Startup vs Freelance Java Developer Corporate?

AspectFreelance Java Developer StartupFreelance Java Developer Corporate
Work EnvironmentIndependent, flexible, project-basedRemote or office-based, structured projects
Client InteractionDirect with startups or small teamsOften with corporate clients or departments
Project ScopeVaried, often innovative or MVP developmentLong-term, maintenance, or enterprise solutions
Required CredentialsJava certification, portfolio, experienceJava certification, experience, possibly more formal credentials

Freelance Java Developer Startup roles typically involve working independently on diverse projects for startups, emphasizing innovation and flexibility. In contrast, Freelance Java Developer Corporate roles often focus on structured, long-term projects for established companies, with more formal client interactions and expectations.

Backend Engineer -- Real-Time Streaming, Java & Kubernetes

Grepr, Inc.

San Francisco, CA

Full-time

Posted 18 days ago


Job description

A growing tech startup in San Francisco is seeking a Backend Engineer to own and enhance the backend of their data streaming application. You’ll develop RESTful APIs, ensure system scalability, and work closely with front-end developers to optimize user experience. Candidates should have strong expertise in distributed systems and modern Java applications, ideally with startup experience. This role promotes a collaborative engineering culture with significant impact on product development. #J-18808-Ljbffr