Marcus T. Delgado

Profile

Senior .NET Developer with 9 years building enterprise-grade APIs, microservices, and cloud-native applications on the Microsoft stack. Specializes in ASP.NET Core, Azure-hosted distributed systems, and SQL Server performance tuning for fintech and SaaS platforms. Reduced average API response time by 62% at current employer and led a team of five through a full migration from .NET Framework 4.8 to .NET 7.

Work Experience

Senior .NET DeveloperMar 2020 - Present

Veridian Financial Technologies, Austin, TX

Architected a microservices platform using ASP.NET Core 7 and Azure Service Bus, processing 4.2 million transactions daily with 99.97% uptime across 18 months.
Refactored legacy SQL Server stored procedures and introduced Entity Framework Core query optimizations, cutting average report generation time from 14 s to under 2 s for 3,000 daily users.
Led a 5-developer squad through a zero-downtime migration from .NET Framework 4.8 to .NET 7, completing 11 weeks ahead of the 9-month roadmap and eliminating $180K/yr in extended support costs.

.NET DeveloperJun 2017 - Feb 2020

Orion SaaS Group, Dallas, TX

Built a multi-tenant REST API layer in ASP.NET Core 2.2 consumed by 47 enterprise clients, reducing client onboarding time from 3 weeks to 4 days through automated provisioning workflows.
Implemented Azure AD B2C authentication and role-based authorization across 6 product modules, achieving SOC 2 Type II compliance ahead of a Q3 audit deadline.
Introduced xUnit test coverage from 12% to 84% on the core billing domain, reducing production incidents by 41% over two consecutive quarters.

Junior .NET DeveloperAug 2015 - May 2017

Stackbridge Consulting, Houston, TX

Developed WCF-to-Web API migration stubs for 3 insurance clients, enabling a consolidated Azure-hosted gateway that cut infrastructure spend by $55K annually.
Delivered 14 sprint features on time across 2 Agile teams using Azure DevOps, maintaining a defect escape rate below 2% through peer code review and static analysis with SonarQube.
Created automated CI/CD pipelines in Azure Pipelines, reducing manual deployment steps by 90% and cutting release cycle time from 2 weeks to 3 days.

Profile

Work Experience

Education

Skills

Links