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Software Developer Jobs in Fairfield, CA (NOW HIRING)

Mercor

Software Developer

San Francisco, CA · Remote

$50 - $65/hr

Software Engineer, Full Stack (Python, Java, Rust, C#, C++) Type: Contract Compensation: $50-$65/hour Location: Remote Commitment: 40 hours/week Role Responsibilities * Build and ship full-stack ...

New

Mercor

AI Software Developer

San Francisco, CA · Remote

$90 - $110/hr

Senior Software Engineer, Full Stack (Python, Java, Rust, C#, C++) Type: Contract Compensation: $90-$110/hour Location: Remote Commitment: 40 hours/week Role Responsibilities * Build and ship full ...

New

Wsgr

Senior Software Developer

San Francisco, CA · On-site +1

$147K - $198K/yr

The software developers on our team are the primary contributors to Neuron on both the frontend and the backend. You will work closely with a fully remote team of designers, developers, and ...

Dutch

Software Engineer (Web Developer)

Oakland, CA · Remote

$149K - $155K/yr

... Software Developer, Full Stack Developer or related occupation. Position requires two years of experience in the following: Full-stack development: Proven ability to work across the entire ...

Dutch

Software Engineer (Web Developer)

Oakland, CA · On-site +1

$149K - $155K/yr

... Software Developer, Full Stack Developer or related occupation. Position requires two years of experience in the following: Full-stack development: Proven ability to work across the entire ...

Dutch

Software Engineer (Web Developer)

Oakland, CA · On-site +1

$149K - $155K/yr

... Software Developer, Full Stack Developer or related occupation. Position requires two years of experience in the following: Full-stack development: Proven ability to work across the entire ...

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Showing results 1-20

All JobsSoftware Developer JobsSoftware Developer Jobs in Fairfield, CA

Software Developer information

See Fairfield, CA salary details

$48.8K

$113.8K

$168.9K

How much do software developer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for software developer in Fairfield, CA is $113,824.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,600.00 and $132,300.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a software developer, and why are they important?

To thrive as a Software Developer, you need strong programming skills in languages like Java, Python, or JavaScript, as well as a solid understanding of computer science fundamentals and a relevant degree or equivalent experience. Familiarity with development tools such as Git, integrated development environments (IDEs), and frameworks like React or .NET is typically required, along with knowledge of agile methodologies or certifications. Problem-solving ability, attention to detail, teamwork, and effective communication are essential soft skills that help you excel in collaborative and fast-paced environments. These skills ensure you can build reliable, maintainable software and adapt to evolving project requirements and technologies.

Is a software developer still in demand?

Yes, software developers are in high demand due to ongoing digital transformation across industries. Skills in programming languages like Java, Python, and experience with cloud platforms increase employability, and the role is expected to grow as technology continues to advance.

What are some common challenges software developers face when working on team-based projects?

Software developers often encounter challenges such as coordinating with team members across different time zones, managing code integration from multiple contributors, and maintaining clear communication about project requirements. Effective use of version control systems like Git and regular participation in code reviews can help mitigate these issues. Additionally, adapting to evolving project goals and balancing technical debt with feature development are common hurdles that require strong collaboration and problem-solving skills.

What do software developers do?

Software developers design and create computer software programs and systems for their employer or client. Their job is to apply the principles of engineering, analytics, and computer science toward the development and testing of all kinds of software and applications. On a day-to-day basis, a software developer helps create and test software from start to finish. They discuss and analyze user requests and requirements, then research and brainstorm practical solutions to meet those needs, and determine the best course of action to create the application. As a software developer, you may develop an entirely new program or improve an existing one; you are responsible for a program’s overall framework and must design precise workflow charts that explain to programmers what code is needed for different aspects of the program.

What is the difference between Software Developer vs Software Engineer?

AspectSoftware DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; coding certificationsBachelor's or higher in CS or Software Engineering; certifications may vary
Work EnvironmentDevelops, tests, and maintains software applicationsDesigns and develops software systems; often involved in architecture
Industry UsageCommonly used in tech companies, startups, and IT firmsUsed interchangeably with Software Developer in many organizations

While the roles often overlap, Software Developers focus on coding and building applications, whereas Software Engineers typically work on designing and architecting complex systems. Both roles require similar credentials and are integral to software creation, but their scope and responsibilities can differ based on project size and company structure.

What is a software developer?

A Software Developer is a professional who designs, builds, tests, and maintains computer programs or applications. They use programming languages to create software solutions that meet user needs, whether for desktop, mobile, or web platforms. Software Developers work closely with other team members such as designers, analysts, and testers to ensure the final product is functional, reliable, and user-friendly. Their responsibilities can range from writing code and fixing bugs to collaborating on system architecture and deploying updates.
More about Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Fairfield, CA? The most popular types of Software Developer jobs in Fairfield, CA are:
What are popular job titles related to Software Developer jobs in Fairfield, CA? For Software Developer jobs in Fairfield, CA, the most frequently searched job titles are:
What job categories do people searching Software Developer jobs in Fairfield, CA look for? The top searched job categories for Software Developer jobs in Fairfield, CA are:
What cities near Fairfield, CA are hiring for Software Developer jobs? Cities near Fairfield, CA with the most Software Developer job openings:
Software Developer jobs near you
Infographic showing various Software Developer job openings in Fairfield, CA as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $113,824 per year, or $54.7 per hour.

Software Developer

Mercor

San Francisco, CA • Remote

$50 - $65/hr

Full-time

Posted yesterday

New

Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Software Engineer, Full Stack (Python, Java, Rust, C#, C++)
Type: Contract
Compensation: $50–$65/hour
Location: Remote
Commitment: 40 hours/week

Role Responsibilities

  • Build and ship full-stack applications, services, and internal tools using Python, Java, Rust, C#, C++, or TypeScript to exercise frontier model capabilities end to end.
  • Integrate pre-release model APIs into working software, including tool interfaces, evaluation harnesses, and telemetry.
  • Diagnose and document model and integration failure modes, translating engineering observations into clear written feedback for the research team.
  • Prototype quickly against shifting requirements, delivering working increments with limited up-front specification.
  • Collaborate with the engineering manager and other engineers to maintain consistency in code quality, architecture, and technical documentation.

Qualifications

Must-Have

  • 3+ years of dedicated professional experience building and shipping production software at a recognized, top-tier organization.
  • Production experience in at least one of Python, Java, Rust, C#, or C++, plus working proficiency in a second language.
  • Hands-on experience across the stack: backend services and APIs, a modern front-end framework (React or equivalent), relational or document databases, and cloud deployment.
  • Demonstrated ability to onboard onto an unfamiliar codebase and deliver working code quickly with minimal ramp-up.
  • Ability to engage reliably for at least 40 hours/week during weekdays.
  • Strong written communication skills and the ability to explain complex technical decisions clearly.

Compensation & Legal

  • W-2 employment with Cincinnatus LLC.
  • Paid weekly via Stripe Connect.

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
  • For any help or support, reach out to: support@mercor.com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.


#hiringmercor