IT Applications Developer III

The County of Riverside’s Information Technology Department has an opportunity for an IT Applications Developer III to support DPSS (Department of Public Social Services) assigned to the Departmental Solutions Bureau in Riverside. The IT Applications Developer III will provide full‑stack application development and support for a variety of County and State-integrated systems. This position plays a key role in developing custom applications, implementing and supporting third party and State-provided solutions, and modernizing legacy applications to current technologies.

The successful candidate will perform all phases of the application development lifecycle, including analysis, requirements gathering, project management, coding, testing, implementation, documentation, and ongoing support. The role also involves application migration and reengineering, as well as integration with State systems, third party platforms, and data warehouse environments. This position requires regular and proactive collaboration with internal technical teams.

• Perform full-stack application development, including analysis, requirements gathering, design, coding, testing, implementation, documentation, and ongoing support.
• Develop, enhance, and maintain custom software applications that meet the business needs of DPSS and other supported County departments.
• Implement, configure, integrate, and support third-party and State-provided applications used by DPSS.
• Develop and maintain integrations between County systems, State systems, third-party applications, and data warehouse environments.
• Perform application migration and re-engineering to modernize legacy applications and upgrade solutions to current technologies.
• Use established methods, tools, and standards for tracking, monitoring, and reporting project progress and application development activities.
• Collaborate regularly with internal technical teams including Database Administrators, Systems Administrators, Technical Services, Application Support, Help Desk, and Business Relationship Managers.
• Coordinate with DPSS stakeholders and other County departments to gather requirements, clarify needs, and ensure successful application delivery and support.
• Troubleshoot, diagnose, and resolve complex application issues; provide technical support and escalated problem resolution for assigned applications.
• Create and maintain technical documentation, including system specifications, workflows, data mappings, and support guides.
• Apply information security best practices during application development, implementation, and maintenance.
• Ensure assigned web-based applications meet accessibility and ADA compliance requirements.
• Participate in project planning, risk assessment, and decision-making activities related to application development and support.
• Provide technical leadership, mentoring, and guidance to junior developers and team members as needed.
• Stay current with emerging development tools, technologies, and best practices relevant to enterprise application development.

Completion of 30 semester or 45 quarter units from an accredited college or university, preferably with coursework in computer science, computer information systems, data processing, information management, or a related field to the assignment. Journey-level IT experience in full‑stack development experience may substitute for education on the basis of 30 semester or 45 quarter units equaling one year.

Four years of journey-level IT experience in full‑stack development, including designing and developing applications using ASP.NET (MVC or Core),  or Entity Framework, C# or , Visual Studio, HTML, JavaScript, CSS, MS SQL Server, and SQL Server Reporting Services (SSRS). One year must include either lead responsibilities or technically advanced IT work. One year as an IT Applications Developer II qualifies as the required lead or advanced experience.

Extensive experience designing, configuring, and maintaining applications, including testing, upgrading, and troubleshooting web applications and systems. Project specification development; application design;…