Senior Software Engineer

Acuity; Washington (MO); On-site; USD 121,000 - 217,000; Full time

Job summary

Acuity Inc. invites a Senior Software Engineer to own services end to end for a cloud-connected refrigeration platform.

You will work across IoT, device networking, edge connectivity, distributed systems, APIs, and data pipelines to enable monitoring and control of thousands of devices in the field. You will shape architecture, drive technical direction, ensure security and reliability, and collaborate with DevOps and platform teams to deliver scalable, robust software that performs in harsh

Qualifications

• Bachelor's degree in Computer Science or equivalent.
• 3–5 years in web development with Linux administration.
• Linux: Bash, file permissions, services, monitoring, logs, SSH.
• Frontend: HTML5, CSS3, React.js or similar.
• REST APIs, auth, session management, API integration.
• Proficiency in Go, C/C++, Python, Java.
• Strong data structures, debugging, learning new tech.

Responsibilities

• Design, develop, test, and maintain high-quality software applications and services.
• Build scalable backend services, RESTful APIs, and web applications.
• Participate in architecture discussions and technical design reviews.
• Troubleshoot and resolve complex software, networking, and system-level issues.
• Write clean, maintainable, and well-documented code.
• Develop responsive and user-friendly web applications using modern frontend technologies.
• Implement secure backend services supporting authentication, authorization, and session management.
• Design APIs that enable seamless integration between frontend, backend, and third-party systems.
• Optimize system performance through caching and efficient API design.
• Deploy and support applications in Linux-based environments.
• Monitor system performance and analyze application and system logs.
• Diagnose network, connectivity, and infrastructure-related issues.
• Collaborate with DevOps and platform teams to improve system reliability and scalability.

Skills

Go

C/C++

Python

Java

Data structures

Debugging

Languages adaptability

Education

Bachelor's degree in Computer Science

Job description

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KE2 Therm Solutions seeks to save energy, preserve the environment, and improve profitability for our customers by delivering energy‑saving electronic solutions to the Heating, Ventilating, Air Conditioning and Refrigeration (HVAC&R) industry. We are recognized for having high quality, technologically advanced products that are easy to use, and for providing superior technical applications support before and after the sale .

Acuity Inc. (NYSE: AYI) is a market‑leading industrial technology company. We use technology to solve problems in spaces, light and more things to come. Through our two business segments, Acuity Brands Lighting (ABL) and Acuity Intelligent Spaces (AIS), we design, manufacture, and bring to market products and services that make a valuable difference in people’s lives.

We achieve growth through the development of innovative new products and services, including lighting, lighting controls, building management solutions, and an audio, video and control platform. We focus on customer outcomes and drive growth and productivity to increase market share and deliver superior returns. We look to aggressively deploy capital to grow the business and to enter attractive new verticals.

Acuity Inc. is based in Atlanta, Georgia, with operations across North America, Europe and Asia. The Company is powered by approximately 13,000 dedicated and talented associates. Visit us at www.acuityinc.com .

Job Summary

Join a team building the software platform that connects commercial refrigeration systems in the field to the cloud. Our engineers solve complex problems across IoT, device networking, edge connectivity, distributed systems, cloud services, APIs, data pipelines, and web applications—with software that directly operates at the intersection of physical equipment and digital systems.

As a Senior Software Engineer, you’ll own services and capabilities end to end, shape architecture and technical direction, and solve challenging problems involving thousands of connected devices, unreliable field networks, high-volume telemetry, scalability, security, and system reliability. You’ll work across the technology stack, lead technical design discussions, and help build systems that are robust in the field and scalable in the cloud. This is an opportunity to have meaningful technical ownership while working on a real‑world IoT platform where software decisions directly impact how commercial refrigeration systems are monitored, managed, and optimized.

Key Tasks & Responsibilities (Essential Functions)

Software Development

• Design, develop, test, and maintain high‑quality software applications and services.
• Build scalable backend services, RESTful APIs, and web applications.
• Participate in architecture discussions and technical design reviews.
• Troubleshoot and resolve complex software, networking, and system‑level issues.
• Write clean, maintainable, and well‑documented code.

Web Application Development

• Develop responsive and user-friendly web applications using modern frontend technologies.
• Implement secure backend services supporting authentication, authorization, and session management.
• Design APIs that enable seamless integration between frontend, backend, and third‑party systems.
• Optimize system performance through caching and efficient API design.

Systems and Infrastructure

• Deploy and support applications in Linux‑based environments.
• Monitor system performance and analyze application and system logs.
• Diagnose network, connectivity, and infrastructure‑related issues.
• Collaborate with DevOps and platform teams to improve system reliability and scalability.

Skills and Minimum Experience Required

Bachelor's degree, preferably in Computer Science; A combination of education, training, and experience may be considered in lieu of a degree.

3-5 years of experience in web development technologies with:Linux Administration

Comfortable working in Linux environments, including:

• Shell scripting (Bash)
• File system and permissions management
• Process and service management
• System monitoring and troubleshooting
• Log analysis and diagnostics
• SSH and remote system administration

Modern Web Development

Frontend Development

Experience with:

• HTML5
• CSS3
• React.js or equivalent modern frontend framework

Experience designing and implementing:

• RESTful APIs
• Authentication and authorization mechanisms
• Session management
• API integration and service‑oriented architectures

Strong understanding of:

• Data flow between frontend and backend systems
• Application scalability considerations
• Caching strategies and performance optimization
• Distributed application architectures

Programming Skills

Demonstrated proficiency in multiple programming languages, including experience with at least several of the following:

• Go
• C/C++
• Python
• Java

Candidates should demonstrate:

• Data structures and algorithms knowledge
• Debugging and troubleshooting expertise
• Ability to quickly learn and adopt new languages, frameworks, and technologies
• Adaptability across different technology stacks

Preferred Skills and Experience

• TCP/IP, UDP
• DNS, DHCP
• HTTP/HTTPS
• Routing and switching concepts
• Firewalls and network security basics
• VPNs and secure communications
• Troubleshooting network connectivity issues
• Understanding of software security best practices

The range for this position is$120,800.00 to$217,400.00 USD. Placement within this range may vary, depending on the applicant’s experience and geographic location. Acuity offers generous benefits including health care, dental coverage, vision plans, 401K benefits, and commissions/incentive compensation depending on role.

We value diversity and are an equal opportunity employer. All qualified applicants will be considered for employment without regards to race, color, age, gender, sexual orientation, gender identity and expression, ethnicity or national origin, disability, pregnancy, religion, covered veteran status, protected genetic information, or any other characteristic protected by law.

Accommodation for Applicants with Disabilities: As an equal opportunity employer, Acuity Inc. is committed to providing reasonable accommodations in its application process for qualified individuals with disabilities and disabled veterans. If you have difficulty using our online system due to a disability and need accommodation, you may contact us at [phone], select option 4. Please clearly indicate what type of accommodation you are requesting and for what requisition.

Any unsolicited resumes sent to Acuity Inc. from a third party, such as an Agency recruiter, including unsolicited resumes sent to an Acuity Inc. mailing address, fax machine or email address, directly to Acuity Inc. employees, or to Acuity inc. resume database will be considered Acuity Inc. property. Acuity Inc. will NOT pay a fee for any placement resulting from the receipt of an unsolicited resume.

Acuity Inc. will consider any candidate for whom an Agency has submitted an unsolicited resume to have been referred by the Agency free of any charges or fees. This includes any Agency that is an approved/engaged vendor but does not have the appropriate approvals to be engaged on a search.