.NET Full-Stack Engineer: REST APIs & SQL & Azure DevOps

Quantum Technologies. LLC; Rancho Cucamonga (CA); On-site; USD 90,000 - 150,000; Full time

Job summary

Quantum Technologies. LLC is seeking a Software Engineer in California to design, develop, and maintain applications using C# and .NET.

You will build RESTful Web APIs, work with SQL Server databases, and implement distributed systems with RabbitMQ. The role involves collaborating across teams, supporting CI/CD pipelines with Azure DevOps, and troubleshooting performance issues to ensure scalable solutions.

Qualifications

• Proven ability to design, implement, and optimize software modules using C# and .NET.

Responsibilities

• Design, develop, and maintain applications using C# and .NET technologies.
• Develop and maintain RESTful Web APIs and backend services.
• Design, develop, and optimize database structures using Microsoft SQL Server.
• Write complex SQL queries, stored procedures, and perform database optimization.
• Develop and maintain distributed applications and service-oriented architectures.
• Implement asynchronous messaging and communication using RabbitMQ.
• Collaborate with frontend and backend development teams.
• Support CI/CD pipelines, application deployments, and release automation using Azure DevOps.
• Troubleshoot application issues and improve system performance.
• Follow coding standards, best practices, and software development methodologies.

Skills

Collaborative teamwork

Troubleshooting

Performance optimization

Tools

C#/.NET

REST APIs

SQL Server

RabbitMQ

Azure DevOps

CI/CD

Job description

Quantum Technologies. LLC is seeking a Software Engineer in California to design, develop, and maintain applications using C# and .NET.

You will build RESTful Web APIs, work with SQL Server databases, and implement distributed systems with RabbitMQ. The role involves collaborating across teams, supporting CI/CD pipelines with Azure DevOps, and troubleshooting performance issues to ensure scalable solutions.