Sr. Hardware Integration Engineer

Location: Chicago, IL or Plano, TX

About the role

We are searching for a Senior Software Engineer I to focus on hardware and device integration for our point-of-sale platform. In this role, you will integrate and support a growing ecosystem of hardware devices and peripherals, from POS tablets and payment terminals to printers, scanners, and customer-facing displays. You will work closely with engineers, vendors, and partners to bring these devices to life in real-world restaurant environments. Our platform runs globally across Taco Bell, KFC, and Pizza Hut using peer-to-peer replication, network service discovery, and embedded web servers to keep restaurants running even when the network doesn’t. Our codebase is 100% Kotlin, built on a modern Android stack including Jetpack Compose.

Responsibilities

• Use AI dev tooling as part of your daily workflow to improve productivity across development, testing, and documentation, while owning the quality and correctness of what you ship.
• Onboard and support new POS hardware devices, working through SDK integration and device-specific requirements.
• Integrate and support hardware SDKs for POS devices and payment terminals.
• Build and maintain an Android-based point-of-sale and operations platform that is a critical tool in tens of thousands of restaurants around the world.
• Support integrations across additional in-store systems such as kitchen display systems (KDS), kiosks, or edge devices as needed.
• Contribute to improving how we support multiple device types and environments within the POS platform.
• Test and validate new hardware devices as part of broader evaluation efforts.
• Troubleshoot and resolve hardware-related issues, including device inconsistencies and vendor SDK challenges.
• Support a variety of peripherals, including printers, cash drawers, customer-facing displays, barcode scanners, and other input devices.
• Contribute to a team culture where engineers are excited to show up to work.
• Communicate complex topics/problems in an articulate manner.
• Collaborate with teammates, vendors, and partners to debug issues across different hardware configurations and regions.

Requirements

• BA/BS or higher in Computer Science or a related STEM field.
• 3+ years hands-on experience building robust software, including production Android development (Kotlin/Java).
• Experience integrating and working with third-party SDKs.
• Ability to debug and troubleshoot issues across software and device interactions.
• Regular use of AI dev tooling in your daily workflow, with the discipline to verify its output and own the result.
• Willingness and ability to work across different parts of the development process, including integration, testing, and support.

Preferred Qualifications

• Experience working with hardware devices or peripherals (POS systems, payment terminals, printers, scanners).
• Exposure to Android device variations or OEM SDKs.
• Restaurant tech, retail POS, or any in-store operational system background.
• Experience testing applications across multiple device types.
• Curiosity about how software interacts with real-world hardware environments and in-store technology (POS, kiosks, KDS).
• Social proof of your passion for software development (blog, personal apps or websites, meetup presentations, community involvement).

Pay

Salary Range: $117,800 - $147,600

Benefits

• Medical, dental, vision, legal, and accidental death and dismemberment insurance for employees and their eligible family members.
• FSA/HSA (depending on enrolled medical plan).
• Short-term disability, long-term disability, and life insurance.
• 401(k) plan enrollment.
• 4 weeks of vacation, paid sick leave, 10 paid holidays, a floating day off, and half-day Fridays year-round.
• 2 paid days for volunteer time each calendar year.