Software Developer I

Advantage Design Group

. Write, test, and maintain production code in C# and .NET .

Posted 10/13/2026full-timeJacksonville • Florida • United StatesMid-LevelSenior💰 $65,000 - $80,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates proficiency in C# and .NET development, with a solid understanding of object-oriented programming and web technologies. Capable of collaborating effectively with cross-functional teams while maintaining strong problem-solving and communication skills.

Highest-signal resume keywords

C# DevelopmentASP.NET (MVC or Core)SQL ServerGit Version ControlWeb Accessibility (WCAG)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#Object-Oriented ProgrammingASP.NETHTMLCSSJavaScriptSQLRESTful APIsRazorSecure Coding Practices

Soft Skills

Problem-SolvingCommunicationAttention to DetailIndependenceFeedback Reception

Tools & Technologies

Microsoft AzureAzure DevOpsCI/CD PipelinesContent Management System (Umbraco)

Industry Keywords

Software DevelopmentCode ReviewSystem DesignPeer MentorshipClient Experiences

Tech Stack

Tools & technologies

ASP.NETAzureJavaScriptSQL.NET

About the role

Key responsibilities & impact

Write, test, and maintain production code in C# and .NET
Build and update features across SQL Server, front-end pages, and ADG’s content platform
Participate in code reviews and provide thoughtful feedback to teammates
Join system design discussions and learn the team’s architecture decisions
Troubleshoot and fix issues
Document solutions and learnings for the team
Collaborate with designers, video producers, and project managers to deliver client experiences
Participate in internal training, team projects, and peer mentorship

Requirements

What you’ll need

Up to two years of professional software development experience; internships, co-ops, coursework, and substantial personal projects count
Working knowledge of C# and object-oriented programming
Basic understanding of .NET and ASP.NET (MVC or Core)
Familiarity with HTML, CSS, JavaScript, and SQL
Experience using Git or another version control system
Strong problem-solving and communication skills
Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, Information Systems, or a related technical field preferred
Equivalent experience in lieu of a degree may be considered if gained through prior work, internships, a coding program, or substantial project work, demonstrating working knowledge of C# and .NET development
Ability to ask questions early, take feedback, and apply it
Ability to own tasks and work independently
Ability to explain technical work in plain language
Ability to test own work and maintain attention to detail
Preferred: internship, co-op, or professional experience on a .NET development team
Preferred: exposure to RESTful APIs, Razor, or a content management system such as Umbraco
Preferred: familiarity with Microsoft Azure, Azure DevOps, or CI/CD pipelines
Preferred: awareness of web accessibility (WCAG) and secure coding practices
Preferred: portfolio, GitHub profile, or project to discuss

Benefits

Comp & perks

401(k) match
Profit sharing
Health coverage
Dental coverage
Vision coverage
Paid vacation
Flex time
Gym membership
Company-funded training
Mentorship from senior engineers
Defined career path with clear expectations at each step
Hybrid schedule with two remote days per week once established in the role