Senior Software Engineer, Layer1 (C/C++/Python)

TL;DR

Senior Software Engineer, Layer1 (C/C++/Python): Develop control software for physical-layer networking components, from copper connectors to long-reach optical interfaces, with an accent on reliability, hardware integration, and link observability. Focus on architecting Layer1 features, building telemetry and automated test infrastructure, and solving complex performance and troubleshooting challenges across networking platforms.

Location: Remote from Poland

Company

Develops client-to-cloud networking solutions for data centers, campus networks, and routing environments.

What you will do

• Design, architect, and manage development of Layer1 software features for networking hardware.
• Develop and maintain software in C, C++, and Python across forwarding engines, connectors, PHYs, transceivers, and gearbox chips.
• Build instrumentation, telemetry tools, automated tests, and test infrastructure for physical link health and reliability.
• Collaborate with customers, product managers, hardware, optics, manufacturing, and system test engineers to define, launch, troubleshoot, and improve Layer1 components.
• Own projects from definition through deployment and customer interaction while ensuring delivery quality, scalability, and performance.
• Provide technical leadership and mentor new and junior engineers.

Requirements

• At least 8 years of experience with a BS in Computer Science, Electrical Engineering, or Computer Engineering, or equivalent professional experience.
• Expert knowledge of C or C++ and Python.
• Knowledge of UNIX or Linux and applied software engineering principles.
• Strong problem-solving and software troubleshooting skills, with the ability to independently design and implement solutions.
• Experience working with low-level hardware components and the ability to collaborate effectively in small teams.

Nice to have

• Knowledge of digital communication technologies, including modulation and signal encoding schemes.
• Understanding of IP networking and distributed systems.

Culture & Benefits

• Supportive, growth-oriented engineering environment.
• Opportunities to move between Layer1 and other software engineering areas as interests and business needs evolve.
• Inclusive workplace that values diverse perspectives.
• Recognition for engineering quality, diversity, compensation, and work-life balance.