Remote Senior Full-Stack .NET Engineer

One Call; Providence (RI); On-site; USD 105,000 - 145,000; Full time

Job summary

One Call is seeking a highly motivated Full Stack Engineer with strong experience in .NET technologies, ASP.NET, and Microsoft SQL Server to design, develop, and maintain scalable web applications. The ideal candidate will work across both frontend and backend systems, delivering high-quality, secure, and performant solutions.

The role requires 7+ years of full stack development in an Agile environment, with expertise in C#, ASP.NET MVC/Core, MSSQL, REST APIs, and modern frontend frameworks.

Qualifications

• Bachelor's degree in Computer Science or related field (or equivalent experience).
• 7+ years of experience in full stack development.
• Strong proficiency in: C# and .NET Framework/ .NET Core, MVC/Web API, Microsoft SQL Server (MSSQL), TSQL.
• Experience writing complex SQL queries, joins, indexing, and performance tuning.
• Familiarity with front-end technologies: JavaScript, HTML5, CSS3.
• At least one framework (React, Angular, or Vue).
• Understanding of REST APIs, authentication (JWT, OAuth), and web security.
• Experience with GIT and version control systems.

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 SQL 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 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# / .NET

MVC/Web API

SQL Server

REST APIs

Frontend framework

JavaScript

Azure

Docker

Kubernetes

Git

CI/CD

JWT/OAuth

Agile

Education

Bachelors in CS or related field

Tools

Docker

Kubernetes

Git

Job description

One Call is seeking a highly motivated Full Stack Engineer with strong experience in .NET technologies, ASP.NET, and Microsoft SQL Server to design, develop, and maintain scalable web applications. The ideal candidate will work across both frontend and backend systems, delivering high-quality, secure, and performant solutions.

The role requires 7+ years of full stack development in an Agile environment, with expertise in C#, ASP.NET MVC/Core, MSSQL, REST APIs, and modern frontend frameworks.