C# Backend-First Full-Stack Engineer (Onsite TX)

Quantum Technologies. LLC; Lewisville (TX); Presencial; USD 120.000 - 160.000; Jornada completa

Descripción de la vacante

Quantum Technologies. LLC is seeking an experienced C# Full Stack Developer with strong backend engineering skills and hands-on .NET, Angular, and cloud experience. The role emphasizes backend development, troubleshooting, and building scalable software solutions.

You will work with technical leads and solution architects on design, development, and problem solving, with long-term growth toward senior engineering or architecture roles. Onsite presence in Lewisville, TX is required.

Formación

• 5–6+ years of professional software engineering or full stack development experience.
• Strong hands-on experience with C#, .NET Core, and .NET Framework.
• Strong backend development with ~85% backend and 15% frontend responsibilities.
• Experience developing web applications and RESTful APIs.
• Experience with event-driven architectures, messaging, and service-based applications.
• Familiarity with Azure Cosmos DB and database integration.
• Cloud awareness and practical troubleshooting in cloud environments.
• Strong debugging, problem-solving, and root-cause analysis skills.
• Excellent communication and collaboration with leads and architects.
• Onsite work five days a week in Lewisville, Texas.
• Eligible to work on W2; US Citizen and Green Card candidates preferred.

Responsabilidades

• Design, develop, test, and maintain scalable applications using C#, .NET Core, and .NET Framework.
• Develop and maintain backend services, RESTful APIs, and web services.
• Build and support event-driven architectures and service-based applications.
• Work with Azure Cosmos DB and other database technologies.
• Troubleshoot complex application issues and identify root causes.
• Monitor performance, reliability, and scalability in cloud environments.
• Collaborate with leads and architects on design and improvements.
• Participate in code reviews, debugging, testing, and performance optimization.
• Follow secure coding practices and established standards.
• Work with QA, product, and other engineering teams.

Conocimientos

C#

.NET Core

.NET Framework

Backend development

RESTful APIs

Event-driven

Azure Cosmos DB

Cloud troubleshooting

Debugging

Communication

Descripción del empleo

Quantum Technologies. LLC is seeking an experienced C# Full Stack Developer with strong backend engineering skills and hands-on .NET, Angular, and cloud experience. The role emphasizes backend development, troubleshooting, and building scalable software solutions.

You will work with technical leads and solution architects on design, development, and problem solving, with long-term growth toward senior engineering or architecture roles. Onsite presence in Lewisville, TX is required.