Senior Full-Stack Web Developer
About The Position
The Commonwealth of Pennsylvania is seeking a mid-level to senior-level developer to lead the initial design, development, and testing phases of the PSE SLDS Portal. The role involves building a secure, scalable, and maintainable web application and coordinating with OA OIT staff, the GGDC Project Manager, and other stakeholders. The position is based in Harrisburg, Pennsylvania, with a hybrid work arrangement; onsite availability is required at the start of the engagement and as needed. The contract is scheduled to run from November 2, 2026, through July 3, 2027. Working hours are 8:00 AM to 4:30 PM. The developer will lead programming and testing, produce front-end and back-end technical documentation, coordinate technical requirements, track project status and risks, and resolve software defects. The work calls for expertise in C#, .NET, Blazor, Razor components, ASP.NET Core, SQL Server, and related application architecture, security, testing, and DevOps practices. Flexible work-from-home options are available.
Requirements
- At least 5 years of professional web application development experience.
- Proficiency in C# and .NET, preferably .NET 8–10, including asynchronous programming, dependency injection, and modern design patterns.
- Hands-on experience building applications with Blazor and Razor components.
- Understanding of routing, component lifecycle, state management, data binding, and web application architecture.
- Experience developing RESTful APIs using ASP.NET Core and integrating them with Blazor front-end components.
- Experience with SQL Server 2022 database schema design, stored procedures, functions, triggers, indexes, and performance optimization.
- Strong T-SQL skills, including writing and optimizing complex queries.
- Experience with Entity Framework Core, including migrations, LINQ, and data access layer best practices.
- Ability to design normalized, efficient, scalable databases and integrate them with application logic.
- Ability to translate business requirements into technical specifications and application architecture diagrams.
- Experience designing modular, maintainable, and scalable applications.
- Understanding of authentication, authorization, and security frameworks such as Identity, JWT, or Azure AD.
- Familiarity with SOLID principles and clean architecture concepts.
- Experience with logging, configuration management, exception handling, and API versioning.
- Proficiency with Azure DevOps, branching strategies, CI/CD pipelines, automated builds, and work item management.
- Ability to create meaningful unit and integration tests.
- Knowledge of secure coding practices and common application vulnerabilities.
Nice To Haves
- Experience creating Power BI datasets, data models, and reports, or integrating Power BI into applications.
- Experience with front-end styling and UI frameworks such as CSS, Bootstrap, and Tailwind.
Responsibilities
- Develop front-end design documents, including wireframes and UI mockups, in coordination with OA OIT staff and in accordance with Keystone Design System (KDS) requirements.
- Prepare back-end technical documentation, including data dictionaries, entity relationship diagrams (ERDs), and architectural documents.
- Serve as the lead programmer for the PSE SLDS Portal web application.
- Coordinate with OA OIT staff to identify network, database, application, and other technical requirements.
- Work with the GGDC Project Manager and stakeholders to track project status, risks, obstacles, and impacts to the development roadmap.
- Lead testing activities, develop and execute test cases, and resolve software bugs and other system deficiencies.
Benefits
- Flexible work-from-home options.
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What This Job Offers
Career Level
Mid Level
Education Level
No Education Listed
