Senior Software Engineer

Interactive Resources - iR; Lehi (UT); On-site; USD 120,000 - 160,000; Full time

Job summary

Interactive Resources - iR is seeking a Senior Software Developer in Lehi, Utah to design and build scalable full‑stack applications using C#, SQL, Angular, and .NET. You will own features from design through production, develop APIs, contribute to architecture, mentor teammates, and drive performance improvements.

The role emphasizes reliability, maintainability, and scalability in a modern stack. This hands-on position requires 5+ years of equivalent experience, with nice-to-have AWS and CI/CD

Qualifications

• 5+ years of software engineering experience.
• Strong experience with SQL, Angular, and .NET.
• Experience building APIs and relational databases.
• Solid understanding of full stack system design.

Responsibilities

• Design and develop scalable full stack applications.
• Build frontend experiences using Angular and backend .NET.
• Develop APIs using REST or GraphQL.
• Contribute to system architecture and technical direction.
• Troubleshoot issues and improve system performance.
• Mentor team members and promote best practices.

Skills

SQL

Angular

C#

REST APIs

Full stack design

Job description

We are seeking a Senior Software Developer to design and build scalable applications across a modern full-stack environment. This role is hands-on and focused on delivering high-quality systems that are reliable, maintainable, and built to scale.

You will work across frontend, backend, and data layers using C# and SQL, owning features from design through production. This includes building user-facing applications, developing APIs, and contributing to overall system architecture.

Responsibilities

• Design and develop scalable full stack applications
• Build frontend experiences using SQL, Angular, and backend .NET
• Develop APIs using REST or GraphQL
• Contribute to system architecture and technical direction
• Troubleshoot issues and improve system performance
• Mentor team members and promote best practices

Requirements

• 5+ years of software engineering experience
• Strong experience with SQL, Angular, and .NET
• Experience building APIs and working with relational databases
• Solid understanding of full stack system design

Nice to Have

• Experience with AWS Architecture - Any AWS certifications are highly preferred
• Experience with cloud platforms and CI/CD pipelines
• Familiarity with AI-assisted development tools and LLMs