Senior Software Engineer

Advantage Design Group

$90K — $120K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of professional web development experience focused on enterprise applications.
  • Expertise in .NET (C#), ASP.NET Core/MVC, Razor, SQL Server, and Git.
  • Hands-on experience with industry-standard Content Management Systems (CMS).
  • Knowledge of SOAP, REST APIs, AJAX, and API testing tools like Postman.
  • Familiarity with Azure services and application hosting in IIS/Kestrel.
  • Understanding of authentication protocols (OAuth2, SAML) and SSO patterns.
  • Familiarity with networking concepts including DNS and Load Balancing.
  • Experience with microservices architecture.

Responsibilities

  • Architect, develop, maintain, and enhance the Advantage Platform Product.
  • Collaborate with design teams to build engaging content models and editors.
  • Integrate client systems with SSO, REST APIs, and Reporting tools.
  • Manage Azure deployments and configure CI/CD pipelines.
  • Troubleshoot and optimize performance across systems.
  • Champion development standards, including peer reviews and automated testing.
  • Mentor junior developers and uphold coding standards.

Benefits

  • 401(k) with company match.
  • Profit-sharing program.
  • Group Health, Dental, and Vision Insurance.
  • Paid vacation and holidays.
  • Hybrid work schedule available after onboarding.
  • Gym membership and stocked breakroom.
  • Ongoing training, mentorship, and career development opportunities.
  • Office located in coastal Jacksonville, FL, with no state income tax.
Full Job Description
Are you ready to take on your next challenge? Are you ready to join a capable technical team? Are you ready to contribute to the development of the next generation of products?

The Role

As a Senior Software Engineer, you will design, build, and maintain scalable CMS-driven platforms that power Advantage Design Group's orientation and recruiting experiences. You will lead the development of enterprise-ready, end-to-end solutions, while mentor developers and helping shape best practices. You will be provided with strong mentorship and have a chance to grow and develop your own leadership style.

Key Responsibilities
  • Architect, develop, enhance, and maintain our Advantage Platform Product, which is a customizable web-based orientation and recruiting platform.
  • Work with web and graphic design teams to build content models and content editors for creating unique, custom, and engaging customer experiences.
  • Work with clients to integrate Single Sign-On, REST APIs, Web Services, Batch Processing, and Reporting with their Information Systems.
  • Configure and manage Azure deployments (App Service, Azure SQL, Storage, Key Vault, App Insights) with CI/CD pipelines.
  • Troubleshoot, debug, and optimize performance across front-end and back-end systems.
  • Champion development standards, peer reviews, automated testing, and observability.
  • Collaborate with project managers, designers, and media teams to deliver responsive and accessible digital experiences.
  • Work with customers to achieve their vision for recruiting and orientation.
  • Perform incident response and root cause analysis
  • Code review ownership / setting and enforcing standards and best practices/documentation
  • Onboarding and mentoring developers
  • Proficiency in delivery methodology (Agile, sprints, project delivery ownership)

Required Skills
  • 5+ years of professional experience in web development with a strong focus on enterprise applications.
  • Expertise in .NET (C#), ASP.NET Core/MVC, Razor, SQL Server, and Git.
  • Hands-on experience with industry standard Content Management Systems (CMS).
  • Experience with SOAP, REST APIs, AJAX, Open API (Swagger), and API testing tools such as Postman.
  • Working knowledge of Azure services and application hosting in IIS/Kestrel.
  • Familiarity with authentication protocols (OAuth2, SAML) and SSO patterns.
  • Understanding accessibility standards (WCAG) and security best practices.
  • Familiarity with networking concepts including DNS, SSL, Load Balancing, Firewalls, Security Groups, and DKIM.
  • Experience with microservices architecture
  • Leading development projects and mentoring junior team members.

Experience/Education
  • B.S or equivalent experience
  • 5+ years relevant work experience
  • Proficient in design patterns, SOLID principles, and best practices.
  • Knowledge of DevOps practices and continuous integration/continuous deployment (CI/CD).

Nice to Have
  • Experience with Umbraco Forms, Examine search, headless Content Delivery API
  • Familiarity with Serverless Application Architectures, including Docker or Kubernetes.
  • Experience integrating with Salesforce, Workday, HRIS or Ellucian systems.
  • Azure or AWS certification
  • Designing, architecting, and implementing complex software solutions.
  • Optimizing application performance and scalability.
  • Contribute to meetings with stakeholders, including client meetings to gather requirements and provide technical insights.

Growth Opportunities
  • Actively involved in technological decision-making processes.
  • Lead architectural design and implementation.
  • Pursue job related certifications
  • Candidate Profile
  • Technical leader who can take ownership of solutions and guide best practices.
  • Collaborative teammate who thrives in cross-functional environments.
  • Problem solver who balances technical depth with client needs.
  • Continuous learner who explores emerging tools and technologies.

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

Ready to Apply?
  • If you thrive on solving complex technical challenges and want your work to make a real impact, we would love to meet you.

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

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