Senior .NET Full-Stack Engineer - Azure & APIs

One Call; Denver (CO); On-site; USD 120,000 - 160,000; Full time

Job summary

One Call is seeking a highly motivated Full Stack Engineer with strong experience in .NET technologies to design, develop, and maintain scalable web applications. The role covers both frontend and backend responsibilities, delivering secure, high-quality solutions.

Requirements include 7+ years in full-stack development, proficiency in C#, .NET, MSSQL, and experience with REST APIs, frontend JS frameworks, and CI/CD practices.

Qualifications

• 7+ years of full-stack development experience.
• Bachelor's degree in Computer Science or related field.
• Strong proficiency in C#, .NET Framework/Core, MSSQL, and T-SQL.

Responsibilities

• Design, develop, and maintain web applications using ASP.NET, (MVC/Core) and C#.
• Build and consume RESTful APIs and microservices.
• Develop responsive front-end interfaces using HTML, CSS, JavaScript, and modern frameworks (Angular/React).
• Write efficient, scalable database queries, stored procedures, and functions in SQL Server (MSSQL).
• Optimize application performance, scalability, and security.
• Collaborate with product managers, designers, and other engineers in Agile environments.
• Troubleshoot and debug production issues with a focus on reliability and performance.
• Participate in code reviews and ensure best practices in coding, testing and deployment.
• Implement CI/CD pipelines and contribute to DevOps practices.

Skills

C#

ASP.NET

REST APIs

JavaScript

SQL Server

Git

Azure

CI/CD

Education

Bachelor's degree in Computer Science

Tools

Docker

Kubernetes

Azure

Job description

One Call is seeking a highly motivated Full Stack Engineer with strong experience in .NET technologies to design, develop, and maintain scalable web applications. The role covers both frontend and backend responsibilities, delivering secure, high-quality solutions.

Requirements include 7+ years in full-stack development, proficiency in C#, .NET, MSSQL, and experience with REST APIs, frontend JS frameworks, and CI/CD practices.