.Net Fullstack Developer_Fairfield; California)

# .Net Fullstack Developer _Fairfield(California)
ISHIRFairfield, CA Contract

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This contract software engineer will maintain and improve internal tools used by an insurance specialty property team for product development, underwriting, and risk management. The role collaborates with product developers, actuaries, risk modelers, underwriters, data analysts, and other engineers.
* Contract* On-site
* 7-10 years### Skills and expertiseC#.NETASP.NETSQLPostgreSQLRESTful APIsj Query React ### Key responsibilities
* Maintain and enhance software tools for insurance product development, underwriting, and risk management.
* Build API integrations and automate business processes with services, scheduled jobs, and monitoring.
* Support desktop applications and work with engineers and database administrators to improve reliability and performance.## How this job compares

Compared with 1,635 open senior engineering jobs on October 10, 2026.Pay:
This job does not publish its pay. The 719 open senior engineering jobs that publish US pay start at $164K a year on average.

Similar open jobs:
We Love AI Jobs lists 1,635 open senior engineering jobs at 344 companies.

Remote work:
This job is on site. 271 of the 1,635 senior engineering jobs (17%) are remote.

AI in this role:
Low. The company works with AI, but AI is a small part of this role's daily work. The role develops insurance business software and does not describe hands-on work with AI models, tools, or products. ISHIR’s AI services are mentioned as company context, not as part of this job’s responsibilities.## Full description

Job Title - Software Engineer (Contract)
Duration - 1 Year Contract Work Mode
- Onsite Work Location
- Fairfield, California

Position Summary:

We are looking to fill in software engineer position in the Specialty Property department. This individual will support a cross-functional team of product developers, actuaries, catastrophe risk modelers, underwriters, and data analysts by maintaining and enhancing tools critical to product development, risk management, and underwriting execution. The role will also partner closely with the database administrator and software engineers currently supporting the business.

PRINCIPAL DUTIES AND RESPONSIBILITIES (May perform any or all of the following):
• Maintain and enhance software tools that support insurance product development, underwriting workflows, and risk management.
• Deliver reliable, efficient solutions quickly that improve business operations and decision-making.
• Develop and integrate solutions using RESTful APIs and internal or third-party services.
• Automate key business processes through services, scheduled jobs, monitoring, and troubleshooting.
• Support maintaining in-house desktop applications, including Win Forms or WPF applications, implement enhancements as needed.
• Drive issue resolution and continuous improvement with a focus on supporting immediate business needs.
• Work with database administrator and software engineers to ensure data integrity, application reliability, and system performance.

Qualifications & Experience Required
• 7 to 10 years of software engineering experience.
• Strong experience with ASP.NET, C#, .NET, and front-end technologies such as jQuery and/or React.
• Strong experience with relational databases ( SQL, PostgreSQL).
• Experience integrating with RESTful APIs.
• Knowledge of MVVM design patterns.
• Experience with process automation, service setup, job scheduling, monitoring, and troubleshooting.
• Ability to work independently while contributing effectively within a collaborative team environment.
• Proactive mindset with a strong commitment to team success,…