Senior Web Developer Team Lead Job at Advantage Design Group in Jacksonville

Location : Jacksonville, FL | Work Type : Hybrid | Department : Development

About Advantage Design Group

We create interactive, video-driven recruiting and orientation platforms that help motivate people, create excitement, improve retention, and provide a strong start to their journey. With more than 400 institutions and organizations served, we are the market leader powering welcoming, accessible, data-driven onboarding experiences.

Why You’ll Love It Here

Impact at scale : Your leadership will help shape how thousands of students, employees, and members experience their first day.

Modern stack : C#, CSHTML, CSS, JavaScript, ASP.NET Core, MS SQL Server, CMS technologies, Azure, Azure DevOps, OpenAPI (Swagger).

Leadership role in a mid-sized company : Guide a collaborative development team while being part of a ~50-person organization where your influence is visible and valued.

The Role

As the Developer Team Lead , you will serve as the senior developer within ADG’s development group, reporting directly to the Director of Technology. This role is both technical and leadership-focused : you will build and customize CMS-driven platforms, mentor developers, and ensure that projects are delivered on time, provide technical direction, and provide input to product direction with quality and scalability in mind.

You will remain hands-on with coding while guiding your team in following best practices, modern development workflows, and collaborative delivery.

Key Responsibilities

Lead, mentor, and coach developers, fostering growth and continuous learning.

Develop, maintain, enforce standards and procedures for developers to maintain quality and consistency.

Manage and provide leadership to developers for product enhancements, projects, and customer support tasks.

Write and review code to maintain high-quality, scalable solutions.

Design and implement CMS-driven applications using .NET (C#) and related technologies.

Integrate REST APIs, authentication systems (OAuth2, SAML, OpenID Connect), and enterprise platforms, with documentation in OpenAPI (Swagger).

Oversee cloud deployments in Azure, ensuring performance, reliability, and security.

Promote CI / CD pipelines, automated testing, and agile development practices.

Partner with project managers, designers, and creative teams to deliver engaging, responsive, and accessible digital platforms.

Required Skills and Experience

7+ years of professional experience in web development with .NET (C#), ASP.NET Core / MVC, MS SQL Server, and front-end web technologies.

Proven experience building and customizing CMS platforms (Umbraco, Sitecore, Kentico, or custom CMS).

Proficiency with REST APIs, AJAX, Git, and API tools like OpenAPI (Swagger) and Postman.

Strong knowledge of cloud environments (Azure preferred).

Familiarity with accessibility (WCAG) and web security best practices.

Demonstrated success in leading or mentoring developers.

Nice to Have

Experience with serverless application architectures, such as Azure App Service and containerization (Docker, Kubernetes).

Familiarity with enterprise system integrations (Salesforce, Workday, Ellucian).

Background in Azure DevOps or GitHub Actions for CI / CD.

Experience administering Windows Server and IIS.

Have basic understanding of networking principles.

Experience developing Application Architectures including Web Applications, N-Tier Applications, and Multitenant Applications.

Candidate Profile

A hands-on senior developer who thrives on both coding and leading.

Comfortable reporting to the Director of Technology and aligning with organizational strategy.

Skilled at mentoring, code reviews, and guiding team members to deliver quality solutions.

Adaptable with CMS platforms, able to apply best practices regardless of the specific system.

A collaborative leader who works well across technical and creative teams.

Compensation and Benefits

Competitive base salary with annual performance-based raises.

401(k) with company match.

Profit-sharing program.

Group Health, Dental, and Vision Insurance.

Paid vacation and holidays.

Hybrid work schedule after onboarding.

Gym membership and stocked breakroom (coffee, snacks, tea).

Ongoing training, leadership development, and career growth opportunities.

A beautiful office in coastal Jacksonville, FL near beaches and with no state income tax.

Ready to Apply?

If you are a senior developer ready to step into leadership while staying hands-on with code, we would love to meet you.

️ Apply Now at Web Developer Team Lead Application

Learn more about what it’s like to join our team by visiting our welcome page : Welcome! .

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