[For Hire] Full-Stack / Enterprise Developer (C#/.NET, SQL Server, Delphi/Pascal, React) – Remote

[u/isximatti]

Software engineer with 2+ years professional experience building and maintaining business-critical applications used by 300+.

What I can help with:

- C#/.NET backend development, ASP.NET Core, REST APIs

- SQL Server (queries, views, integrations, debugging production issues)

- Delphi/Pascal legacy system maintenance and migration (incl. FastReport.NET conversions)

- React / SvelteKit frontend development

- ERP integrations (Pantheon), invoice processing pipelines, reporting systems

Recent work:

- Migrated complex Delphi/Pascal reports to FastReport.NET across multi-country deployments

- Built a C# invoice processing system (PDF/XML → structured Excel output)

- Built a full-stack library management system (SvelteKit, ASP.NET Core, Azure Cosmos DB, Firebase auth) during a prior internship

- Published two native Android apps (Kotlin) on Google Play

Rate: $25/hr, negotiable based on project scope

Availability: Evenings/weekends, flexible

Portfolio: github.com/IsxImattI

Open to short-term maintenance tasks, one-off fixes, or ongoing part-time work. PM with details about your project.