Build and maintain .NET 10 Web APIs using clean dependency injection and asynchronous programming.
Strictly follow pre-existing DDD and Onion/Hexagonal hybrid architectures and SOLID principles to keep the codebase decoupled.
Handle complex SQL Server transactions, optimize queries, and maintain versioned API contracts via OpenAPI/Swashbuckle.
Maintain and optimize read-heavy Razor Views, View Components, and Partials.
Utilize Tailwind CSS, HTMX, or Alpine.js for clean, responsive UI layouts.
Enforce traditional web patterns like POST-Redirect-GET (PRG) and antiforgery tokens for secure form submissions.
Own secure API integrations with enterprise payment ecosystems (e.g., J.P. Morgan Chase, Stripe, Square).
Implement strict application-level security, ensuring PII and financial data (credit card numbers) are never exposed or logged.
Safely consume cloud configurations and credentials managed via Azure Key Vault and App Services.
Write comprehensive unit, integration, and contract tests using MSTest/NUnit and Playwright.
Operate successfully as a solo individual contributor within an Azure DevOps (Agile/Kanban) framework.

Experience: 8+ years in software development, with 5+ years dedicated to .NET Core / ASP.NET Core (Web API & MVC Razor).
Modern Stack: Strong proficiency with .NET 10 and C# 14 (Async, DI).
Architecture: Proven expertise working within established DDD, Onion, or Hexagonal patterns.
Payment Gateways: Hands-on integration experience with major financial APIs (e.g., J.P. Morgan Chase, Stripe, Square).
Web Mechanics: Deep understanding of SSR, the HTTP lifecycle, antiforgery tokens, and the POST-Redirect-GET (PRG) pattern.
Data Privacy: Strict adherence to application-level security, ensuring PII and credit card data are never exposed or logged.
Database & Cloud: Strong SQL Server transaction optimization paired with Azure configuration management (App Services, APIM, Key Vault).
Execution: Proven ability to operate autonomously as a solo individual contributor within Azure DevOps (Agile/Kanban).

100% Remote Work: Enjoy the freedom to work from the location that helps you thrive. All it takes is a laptop and a reliable internet connection.
Highly Competitive USD Pay: Earn an excellent, market-leading compensation in USD, that goes beyond typical market offerings.
Paid Time Off: We value your well-being. Our paid time off policies ensure you have the chance to unwind and recharge when needed.
Work with Autonomy: Enjoy the freedom to manage your time as long as the work gets done. Focus on results, not the clock.
Work with Top American Companies: Grow your expertise working on innovative, high-impact projects with Industry-Leading U.S. Companies.

Senior Full-Stack Engineer – .NET, ASP.NET

Key skills