Senior .NET Full-Stack Developer (Hybrid - Colorado)

Sonepar USA; Broomfield (CO); Hybrid; USD 100,000 - 150,000; Full time

Benefits offered by this job

Healthcare plans

Dental & Vision

Paid time off

Parental leave

401(k) with company match

Professional development

Job summary

Sonepar USA is seeking a Senior .NET Application Developer to join our hybrid, Colorado-based technology team. The role focuses on designing, developing, and maintaining enterprise-scale software for critical operations across the organization.

You will work with cross-functional teams on front-end and back-end solutions, ensuring high performance, scalability, and secure architecture. A Bachelor's degree and 3–5 years of Full-Stack experience are expected.

Qualifications

• Bachelor's degree in Computer Science, IT, or related field.
• 3–5 years of experience as a Full-Stack Application Developer in a large organization.
• Experience designing, developing, and supporting .NET apps (ASP.NET, MVC), APIs, modern UI, and scalable web applications.

Responsibilities

• Participate in front-end and back-end development.
• Design, develop, and maintain end-to-end software solutions.
• Build scalable, secure, and high-performing web applications.
• Troubleshoot and resolve issues to ensure reliability.
• Collaborate with partners, product teams, and other developers on solutions.
• Contribute to enhancements, integrations, and continuous improvement.

Skills

Team collaboration

Problem solving

Education

Bachelor's degree in Computer Science or related field

Tools

ASP.NET MVC

C#

RESTful Web API

JavaScript

TypeScript

HTML/CSS

SQL Server

Visual Studio

XML/JSON

Job description

Sonepar USA is seeking a Senior .NET Application Developer to join our hybrid, Colorado-based technology team. The role focuses on designing, developing, and maintaining enterprise-scale software for critical operations across the organization.

You will work with cross-functional teams on front-end and back-end solutions, ensuring high performance, scalability, and secure architecture. A Bachelor's degree and 3–5 years of Full-Stack experience are expected.