Group Nine

8 Group Nine Jobs Hiring in California

Full Stack Java Developer

La Jolla, CA · On-site

$55.50 - $71.75/hr

Group Nine LLC is seeking a Full Stack Java Developer to work within the Application Development & Support team. The role involves providing software programming for new applications, maintenance of ...

Group Nine LLC is seeking a Software Engineer to join their Application Development & Support team. The role involves providing software programming for new projects, maintaining existing software ...

Group Nine LLC is seeking a QA Engineer to ensure that internal and external customers' requirements are met by verifying product functionality and performance. The role involves developing testing ...

Network Engineer Position Responsibilities: The Network Engineer will be tasked with driving multiple projects and operational initiatives rather than working on a single project scope. The role ...

Ruby on rail with Java/Springboot

San Francisco, CA · On-site

$61.75 - $79.75/hr

Full-Stack (Ruby/Java) Tech Lead San Francisco, CA Job Summary We are looking for a seasoned Tech Lead and full-stack engineer with deep Ruby expertise to lead our development team in building high ...

Group Nine Jobs Information

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Infographic showing various job openings at Group Nine in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% Physical job distribution.

Full Stack Developer (C# API + React)

Group Nine LLC

Santa Ana, CA • On-site

Full-time

Re-posted 24 days ago


Job description

Job Summary:
Group Nine LLC is seeking a skilled Full Stack Developer with expertise in C# API development and React. The role involves developing scalable APIs, optimizing database queries, and creating seamless user interfaces.
Responsibilities:
• Design, develop, and maintain C# APIs using .NET technologies.
• Develop and optimize SQL Server queries, stored procedures, and schemas.
• Collaborate with cross-functional teams to gather requirements and deliver effective solutions.
• Manage GitHub repositories and follow best practices for version control.
• Handle Azure deployments, ensuring smooth CI/CD pipelines and environment management.
• Build and maintain Azure Logic Apps for automation and integrations.
• Ensure clean, maintainable, and well-documented code.
• Build and maintain React-based frontend applications with responsive UI/UX.
Qualifications:
Required:
• Strong experience with C#/.NET Core and API development.
• Proficiency in SQL Server (queries, stored procedures, optimization).
• Hands-on experience with Azure services (Logic Apps, App Services, Functions, CI/CD).
• Proficiency in GitHub for version control.
• Strong understanding of REST API principles (authentication, security, JSON).
Preferred:
• Experience with React.js and frontend development.
• Familiarity with Azure DevOps pipelines.
Company:
Group Nine LLC provides staffing solutions for companies seeking top talent. Founded in 2010, the company is headquartered in Farmington Hills, Michigan, US, , with a team of 51-200 employees. The company is currently Growth Stage.