Senior
.NET Application Developer

Objective

Seeking a senior
engineer responsible for the design, development, and maintenance of software
applications within the Microsoft .NET ecosystem. This individual will
collaborate closely with database administrators, architects, and other DTMB
staff to develop new applications that meet business needs and to support and
enhance existing systems across the State of Michigan environment. The role
involves working across multiple versions of .NET tools, with a strong emphasis
on maintaining current applications and providing front
‑
line
end
‑
user support.

Job Description

Job
Title

Programmer 6

Years
of Experience

Advanced
experience in the IT industry and as a programmer.

Hourly
Rate

$94.27

Job Responsibilities:

·
Application
and Solution Development
:
Design, develop, and maintain complex enterprise applications using ASP.NET MVC
5 (Windows), C#, .NET Framework 4.8, SOAP and REST APIs, and modern web technologies.
Maintain older ASP.NET (Web Forms) applications, Microsoft RDLC and Crystal
Reports.

·
Full
Stack Development including Frontend Development and maintenance
: HTML5, CSS3, JavaScript
including ECMAScript 5/6, asynchronous operations and adherence to WCAG 2.1 and
modern web development standards.

·
Database
Development and Modeling
:
Create and maintain database schemas, stored procedures, and data access
layers. Implement business rules, validation, and data integrity controls
across Oracle 19c or similar relational systems.

·
Solution
Lifecycle Management
:
Participate in all phases of the application lifecycle, from requirements
gathering and design to development, testing, deployment, and maintenance.
Utilize source control and follow best practices for deploying solutions across
development, testing, and production environments.

·
Support
and Troubleshooting
:
Providing technical support to users (both business and technical), troubleshooting
with apps, databases, resolve performance problems, and address security
concerns.

·
Collaboration
and Communication
:
Work directly with business stakeholders, communicate effectively with
technical teams, and assist end-users. Demonstrates strong customer service
awareness and orientation.

·
Ongoing
Support
: Provide
ongoing
support for MDOT users
by maintaining and enhancing existing
.NET applications. Demonstrate flexibility to
support multiple legacy
applications
and shift between systems as project needs evolve

Required Qualifications:

·
8+
years of extensive .NET Development experience:
Proven experience designing and building
complex applications using C#, ASP.NET Web Forms/MVC (Framework 4.8) and ASP.NET
MVC 5 (Windows) ASP.NET (Web Forms, common architectural patterns, and API
design.

·
6+
years of Database Engineering Expertise experience:
Experience modeling
relational databases, creating schemas, and optimizing queries. Able to manage
roles, security, and data quality in an enterprise Oracle 19c environment.
Strong Oracle SQL and PL/SQL using Toad/OSD

·
6+
years of Frontend Development experience:
Demonstrated background in HTML5, CSS3,
JavaScript including ECMAScript 5/6, asynchronous operations and adherence to
WCAG 2.1 and modern web development standards.

·
4+
years of Backend Services and Integrations experience:
Strong understanding of web
service design, authentication and authorization mechanisms including
authentication flows (OAuth2/OIDC), secure API integration, and robust error
handling patterns.

·
Must
have 8+ years of verifiable
,
hands-on experience with the required technologies listed above

·
Troubleshooting
and problem-solving
;
including the ability to diagnose and resolve complex technical issues
utilizing strong analytical and problem-solving skills.

·
Strong
written and verbal communication
; discussing application errors with users and other
technical staff, describing technology to diverse user groups, preparing
documentation.

Preferred
Qualifications

·
Experience
creating custom .NET libraries, reusable components, integration connectors, or
using PowerShell for automation tasks.

·
Experience
with ASP.NET Core, understanding of reusable components, dependency injection,
and modern frontend technologies like Blazor.