Software Engineer II

Full-time

Description

Build What’s Next. Innovate With Purpose. Grow With Us.

At RenewAire, we’ve spent over 40 years redefining energy recovery ventilation—championing indoor air quality, reducing energy costs, and advancing sustainability. We’re a people-first, innovation-driven team that values curiosity, collaboration, and continuous improvement. As a Software Engineer II, you’ll shape the systems that power our operations, working alongside Marketing, Sales, Engineering, Operations, and Shipping. This hybrid role requires three days per week on-site in Waunakee, WI.

What You Will Do Day to Day

In this role, you’ll be a technical builder, problem-solver, project leader, and collaborative partner across the organization. You’ll support and enhance key internal systems—including our WordPress website and intranet, ERP platform, CORES configuration software, and custom data management tools. Expect to :

• Lead meetings with cross-functional teams, helping stakeholders articulate needs and guiding conversations with a calm, professional, and engaging presence
• Translate business goals into intuitive workflows, interfaces, and software applications
• Independently develop full-stack solutions using PHP, Python, JavaScript / TypeScript, SQL, Angular, and other modern frameworks
• Manage projects from problem definition to solution delivery, ensuring clear communication, alignment, and follow-through
• Conduct testing, debugging, and refinement to maintain reliability and performance
• Serve as a meeting coordinator and technical liaison—comfortable navigating diverse personalities and keeping conversations productive
• Create comprehensive documentation for processes, systems, designs, workflows, and end-user training
• Mentor developers and support team knowledge growth
• Participate in code reviews, architecture discussions, and design planning
• Manage and troubleshoot issues through our IT ticketing and task management systems
• Assist with off-hours deployments and maintenance as needed

What We Look For

You’re not just a coder—you’re a communicator, collaborator, and driver of progress. You bring a blend of technical skill and people skills that help you succeed across the business.

Why Join Us?

You’ll be joining a company certified in Green Globes, LEED Gold, and ENERGY STAR, where sustainability, innovation, and people come first. We value diverse experiences, empower self-starters, and believe great ideas come from everywhere.

Key Words

Software Engineer II, Full Stack Developer, PHP, Python, Angular, JavaScript, TypeScript, SQL, REST APIs, WordPress Developer, WordPress Multi-Site, Web Development, Problem Solving, Project Management, Meeting Facilitation, Technical Coordinator, Documentation, Internal Systems Developer, CORES, ERP Systems, Data Management Systems, Hybrid Software Engineer, Proactive, Self-Starter, Technical Leadership, Cross-Functional Collaboration, Manufacturing Tech, Responsive Web Design, jQuery, AJAX, Debugging, Software Documentation, Madison Tech Jobs.

Requirements

Minimum Qualifications

Physical and Mental Demands

While performing the duties of this job, the employee is regularly required to see, talk and hear. The employee frequently is required to sit and use hands along with fingers, to handle or feel. The employee is occasionally required to stand, walk, reach with hands and arms, climb or balance, and stoop, kneel, crouch or crawl.?The employee must frequently lift and / or move up to 25 pounds. Specific vision abilities required by this job include close vision.?

Must be able to understand issues, problems, and opportunities and make timely, sound decisions. Take responsibility for decisions and understand the impact and implications of decisions and provide feedback as necessary. Communicate with other employees and customers, perform an assortment of administrative tasks, and have personal management skills. Possess advanced customer service skills, the ability to develop professional relationships with customers and employees. Demonstrate attention to detail and exert high effort and focus on very busy days. Must be able to make sound decisions and remain calm under high pressure situations. Must continually identify personal knowledge and perspective gaps and self-educate.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Work Environment

While performing the duties of this job, the employee is occasionally exposed to a production environment with mechanical assembly operations, and vehicles. The noise level in the work environment is usually moderate.?

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.