.Net Full Stack Designer & Appllcation Developer

We are looking for Full Stack .Net Designer/Application developers to work with the Franklin County Auditor's Office.

The Franklin County Auditor’s Office is seeking a Senior .NET Application Architect and Lead Developer to provide technical leadership for application migration and modernization efforts following a recent tax accounting system implementation. This role reports directly to the IT Director and is responsible for assessing existing MVC based and Entity Framework applications, defining architecture recommendations, and leading hands-on development work.

This is a delivery focused role requiring both architectural judgment and direct coding responsibility in a fast paced, high visibility environment.

Essential Duties and Responsibilities

Review existing MVC based applications and identify required migration or modernization work.

Define and recommend application architecture patterns and technical standards appropriate to the current environment.

Break technical work into milestones, deliverables, and development tasks.

Provide development estimates and support project planning activities.

Lead hands on development of .NET applications and APIs (Rest & GraphQL).

Design, develop, and optimize SQL Server stored procedures, indexes, and queries.

Ensure best practices with Entity Framework code first and data access patterns.

Develop and enhance front end utilizing react and prime react components

Collaborate with business analysts to translate functional requirements into technical designs.

Work closely with the development team, business analysts, and IT Project Manager to define scope and sequencing.

Mentor and support other developers through code reviews and troubleshooting.

Support development workflows using GitHub Enterprise.

Communicate progress, risks, and technical recommendations clearly to the IT Director and project leadership.

Perform other related duties as assigned.

Requirements

Professional .NET development experience

Demonstrated experience taking ownership of existing applications and codebases

Deep expertise with C#, .NET, and Entity Framework

Strong experience designing and building RESTful APIs and using GraphQL

Advanced SQL Server expertise including stored procedures and indexing strategies

Proven experience using GitHub Enterprise.

Demonstrated experience leading development efforts and mentoring other developers

Strong written and verbal communication skills

Desired Experience

Experience migrating or modernizing legacy MVC applications

Experience with React, Vite, and NodeJS

Experience stabilizing or improving applications in active production environments

Experience working in public sector or highly visible environments

Experience supporting financial, tax, or property related systems

Onsite - Must live in Ohio