Full Stack Software Engineer

Description

Job Title: Full Stack Software Engineer Company: Loenbro, LLC Business Unit/Department: Information Technology (IT) Location: Westminster, CO (hybrid) Reports to: Operational Innovation Product Manager Employment Type: Full-Time FLSA Classification: Exempt Candidates must have unrestricted work authorization. The company does not currently offer visa sponsorship for this role. At Loenbro, we don’t just offer jobs—we build careers grounded in integrity, teamwork, excellence, and purpose. Join a team where your expertise is valued, your growth is supported, and your work helps maintain and enhance the critical infrastructure that powers communities across the nation. The Full Stack Platform Engineer designs, builds, and maintains full-stack software platforms and applications that improve operational efficiency, automate business processes, and support data-driven decision-making across Loenbro. This role partners closely with operations, IT, and business leaders to translate complex business challenges into scalable, secure, and practical software solutions that deliver measurable business value. We’re looking for an engineer who has built and shipped full-stack production systems end-to-end — spanning frontend, backend, and infrastructure. Experience building LLM-based or AI-powered applications is a strong bonus. · Design, build, and maintain full-stack software applications and platforms — from frontend interfaces to backend services, APIs, and data layers — that improve business and operational performance. · Develop and maintain backend services, APIs, and data integrations using modern frameworks and enterprise technologies, incorporating large language models (LLMs) or AI capabilities where they add clear business value. · Architect and maintain integrations with core enterprise systems (ERP, HR, payroll) to support downstream platform and reporting initiatives. · Contribute to evolving internal engineering processes for AI-assisted development that govern how AI coding agents are utilized for production systems. · Create user-friendly interfaces, dashboards, and internal tools that enable adoption of new platforms and systems across technical and non-technical teams. · Evaluate emerging technologies, including AI/LLM tooling, and contribute to Loenbro's long-term platform architecture, engineering standards, and technology roadmap.   · Bachelor's degree in Computer Science, Engineering, or a related technical field · 3+ years of experience in software engineering, data engineering, data science, or a related technical discipline working with modern frontend and backend technologies · Demonstrated experience building and shipping full-stack production applications, including frontend UI (e.g., React or similar) and backend services/APIs (e.g., Node.js, Python or similar), across the full development lifecycle. · Experience designing, developing, and deploying solutions using modern cloud platforms and services (Azure, AWS, Google Cloud, or similar); experience with LLM-based APIs or AI services is a plus. · Strong working knowledge of relational databases and SQL, including schema design, query optimization, and data modeling (PostgreSQL, SQL Server, or similar). · Proficiency with modern engineering practices, including Git-based version control, code review, automated testing, and CI/CD pipelines.   · Experience building and deploying LLM-based or AI-powered applications, agents, or agentic workflows in production. · Experience with mobile app development, including React Native and Expo. · Experience with enterprise data architecture or ERP. · Knowledge of AI governance, data security, and responsible AI practices. · Experience building software for construction, industrial field operations, finance or operationally complex, non-tech industry.   · Hybrid office-based with flexibility for remote work as approved · Occasional support for field teams and job sites · Travel requirements: minimal   · Medical, dental, and vision insurance · 401(k) retirement plan with company match · Paid time off (PTO) and holiday pay · Life and disability insurance · Professional development and training opportunities · Employee assistance program (EAP)   Guided by Core Values (LEAD), grounded in grit and a commitment to excellence, Loenbro betters our families, customers, and local communities. If you’re ready to be part of a company that LEADS by: · Living with Integrity · Exceeding Expectations · Acting with Urgency · Delivering Excellence     Colorado Pay Range $80,000 — $130,000 USD