Sr Software Engineer - Denver, CO

About Forged Fiber

At Forged Fiber, our mission is bold but simple: deliver fast, reliable, future-proof connectivity that builds the foundation for everything online. As we execute, we believe the right way to do something is the only way. This foundation guides how the company builds, operates, and maintains a state-of-the-art open-access fiber network platform that empowers millions.

Forged Fiber is about more than building a network. It is about people. Every role matters. Every contribution counts. Together, employees create impact through teamwork, trust, and a shared commitment to excellence.

The Role

We are seeking a Senior Frontend Software Engineer to develop, modernize, and maintain high-performing, secure, and testable user interfaces. This role supports internal platforms that enable reporting, operational workflows, and data-driven decision-making across the organization. This role will serve as the frontend technical lead for Ember-based applications while partnering closely with backend engineers, product owners, and business stakeholders. 

The Main Responsibilities 

• Design, develop, test, and maintain user-facing web applications using Ember.js, JavaScript/TypeScript, HTML5, and CSS
• Build accessible, responsive, and user-friendly interfaces aligned with modern frontend standards.
• Lead execution of new features, enhancements, technical improvements, and modernization initiatives
• Partner with backend engineers, business stakeholders, and product owners to deliver seamless end-to-end solutions
• Follow and advocate for modern Ember development patterns, including Octane architecture, Glimmer components, and current framework best practices
• Proactively identify, prioritize, and remediate security vulnerabilities, dependency risks, and application security concerns
• Build and maintain automated tests to ensure quality, reliability, and maintainability across frontend applications using CI/CD pipelines, deployment processes, and development workflows
• Optimize application performance, responsiveness, accessibility, and user experience
• Consistently deliver high-quality features and enhancements with minimal supervision while effectively collaborating on large cross-functional initiatives 

What We Look for in a Candidate 

• 4+ years of professional frontend development experience
• Strong professional experience building applications with Ember.js
• Experience working with modern Ember concepts, including:  

• • Octane

  • Glimmer Components

  • Tracked Properties Services

  • Ember Data

  • Modern testing patterns 

• Experience upgrading and maintaining long-lived frontend applications through framework and dependency upgrades
• Strong proficiency with modern JavaScript (ES6+) and TypeScript
• Experience building performant, maintainable, and scalable web applications
• Strong understanding of frontend architecture, state management, and component design patterns
• Experience implementing and maintaining automated testing strategies, including unit, integration, and end-to-end testing