Full Stack Web Application Developer

We are looking for a consultant to work at the Ohio Dept of Aging (ODA). The want an experienced, skilled, motivated senior Full Stack web application developer with specialization in API integration and developing both front-end and back-end components of ODA web applications.

Required Qualifications & Technical Experience:

• 4-year college degree or equivalent technical study.
• 10+ years of proven professional experience as a Full-Stack .NET Developer, including:
  • Designing, developing, and maintaining enterprise web applications using .NET (ASP.NET MVC 5/Web Forms) and C#.
  • Building responsive front-end UIs with Angular 15 or later, HTML5, CSS3, JavaScript, jQuery, and Bootstrap.
  • Developing and maintaining RESTful and SOAP APIs, including secure implementation with authentication, authorization, and RBAC.
  • Performing API integrations with internal systems and third-party services to ensure seamless and secure data exchange.
  • Creating and maintaining modular Angular components using Angular CLI; converting legacy Web Forms to Angular.
  • Implementing Entity Framework or similar ORM tools for data access and persistence.
• 7+ years of experience with:
  • Oracle 11g/19c and/or SQL Server, including writing SQL scripts, stored procedures, functions, views, packages, and triggers.
  • Optimizing database performance and ensuring data integrity and efficient retrieval.
• 5+ years of experience in:
  • Developing and supporting batch processes and console applications for backend automation and scheduled tasks.
  • Creating and managing CI/CD pipelines using Azure DevOps.
  • Writing and running Python scripts for automation or data processing.
• Strong experience with:
  • Version control using GIT, including Git Bash commands (clone, commit, push, branch, etc.).
  • Browser testing, debugging, and cross-platform compatibility assurance.
  • Implementing secure software development practices, including scanning and fixing vulnerabilities.
  • Building cloud-ready applications with deployment experience in Azure (preferred), AWS, or Google Cloud.
  • Developing and consuming APIs in real-time, event-driven, or scheduled workflows.

Responsibilities:

• Design, build, and maintain full-stack .NET applications and services for internal and external stakeholders.
• Develop, consume, and document RESTful and SOAP APIs, ensuring secure, scalable, and efficient integrations.
• Convert and modernize legacy ASP.NET Web Forms applications into reusable Angular components.
• Write and maintain SQL queries, stored procedures, and data access logic for complex data transactions and workflows.
• Build and manage backend automation using batch jobs, console apps, and Python scripts.
• Implement and support CI/CD pipelines in Azure DevOps for continuous integration, delivery, and testing.
• Collaborate with QA, business analysts, and product owners to deliver high-quality software that meets business requirements.
• Troubleshoot and resolve performance, scalability, and reliability issues across the application stack.
• Ensure secure application development through code reviews, best practices, and integration of security tools.
• Participate in Agile methodology and contribute to sprint planning, estimation, and retrospectives.