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 ResponsibilitiesReview 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 componentsCollaborate 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.
| Skill | Required /Desired | Amount | of Experience |
|---|---|---|---|
| Professional .NET development experience | Required | 0 | |
| Demonstrated experience taking ownership of existing applications and codebases | Required | 0 | |
| Deep expertise with C#, .NET, and Entity Framework | Required | 0 | |
| Strong experience designing and building RESTful APIs and using GraphQL | Required | 0 | |
| Advanced SQL Server expertise including stored procedures and indexing strategies | Required | 0 | |
| Proven experience using GitHub Enterprise. | Required | 0 | |
| Demonstrated experience leading development efforts and mentoring other developers | Required | 0 | |
| Strong written and verbal communication skills | Required | 0 | |
| Experience migrating or modernizing legacy MVC applications | Highly desired | 0 | |
| Experience with React, Vite, and NodeJS | Highly desired | 0 | |
| Experience stabilizing or improving applications in active production environments | Highly desired | 0 | |
| Experience working in public sector or highly visible environments | Highly desired | 0 | |
| Experience supporting financial, tax, or property related systems | Highly desired | 0 |
| No. | Question |
|---|---|
| Question1 | Do you understand, and will abide by, the provision in your subcontract with OST that it is PROHIBITED for government equipment to be taken or used outside of the United States by your contractors? The consequences of this occurring can and will result in repercussions to you, the prime vendor, regardless if the candidate works for a sub-vendor of yours. It will also result in immediate termination of the contractor, and make them ineligible for rehire in the program. |
| Question2 | Do you understand that this position is onsite Monday through Friday at 373 S High St, Columbus, Ohio 43215? A hybrid schedule may be considered after several weeks based on performance and team needs, but candidates should expect this role to remain primarily onsite. |
| Question3 | What is your earliest start date? |