LingaTech
SLDS Portal Developer
Skills
4 days ago
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Important information
Contract type:
Freelance / Contract
Location:
Harrisburg, PA, USA
Work mode:
Onsite
Published on:
22 October 2026
What they need
Position: Hybrid. Onsite as needed schedule.
Job Overview
The SLDS Portal Developer leads the design, programming, and testing for the early stages of the portal web application. This mid-to-senior level role drives technical architecture, documentation, and quality assurance while collaborating cross-functionally to deliver a scalable solution.
Active Job Duties
- Develop conceptual front-end design documents, including wireframes and UI mockups, to meet design system requirements.
- Create back-end technical documents such as data dictionaries, entity relationship diagrams (ERDs), and architectural documentation.
- Serve as the lead programmer for the web application.
- Coordinate with internal stakeholders and technical staff to identify network, database, application, and technical requirements.
- Coordinate with project management and team leads to track status, risks, obstacles, and development milestones.
- Serve as the lead testing contact, developing and executing test cases while remediating system bugs and deficiencies.
Job Requirements
Required Skills & Experience
- 5+ years of professional experience with web application technologies.
- 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.
- Strong understanding of routing, component lifecycle, state management, data binding, and general web application architecture.
- Experience developing RESTful APIs in ASP.NET Core and integrating them with front-end Blazor components.
- Solid experience with SQL Server 2022, including database schema design, stored procedures, functions, triggers, indexes, and performance optimization.
- Strong T-SQL skills for writing and optimizing complex queries.
- Experience with Entity Framework Core, including migrations, LINQ, and best practices for building data access layers.
- Ability to design normalized, efficient, scalable databases and integrate them cleanly with application logic.
- Ability to interpret business requirements and convert them 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.
- Familiarity with logging, configuration management, exception handling, and API versioning.
- Proficiency with Azure DevOps and common branching strategies.
- Experience using Azure DevOps for CI/CD pipelines, automated builds, and work item management.
- Ability to create meaningful unit tests and integration tests.
- Knowledge of secure coding practices and common application vulnerabilities.
Preferred Skills & Experience
- Experience creating Power BI datasets, models, and reports, or integrating Power BI into applications.
- Experience with front-end styling or UI frameworks (CSS, Bootstrap, Tailwind) to enhance Blazor interfaces.
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