Senior Tools Development Engineer – COSMOS Platform Software

What You'll Do

• Design, develop, and maintain COSMOS Explorer (GUI) and COSMOS CLI, the primary software interfaces for configuring, monitoring, and debugging Astera Labs products.
• Develop desktop applications, command-line utilities, and automation tools using C#, C, C++, and Python.
• Build software that communicates directly with Astera Labs silicon to enable telemetry, diagnostics, validation, and product configuration.
• Design reusable frameworks and utilities that improve engineering productivity and simplify product bring-up and debug.
• Create automated testing and validation tools that improve software quality, reduce manual effort, and accelerate product releases.
• Leverage modern AI-assisted development tools to improve developer productivity, automate repetitive tasks, and accelerate test creation where appropriate.
• Debug complex software and system-level issues spanning applications, firmware, drivers, and hardware platforms.
• Write clean, maintainable, and well-documented code while participating in peer code reviews.
• Collaborate closely with firmware, hardware, validation, and product engineering teams to define new platform capabilities.
• Help shape the evolution of the COSMOS software platform through technical leadership and continuous improvement.

Basic Qualifications

• Bachelor's or Master's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related technical field.
• 5+ years of professional software development experience.
• Strong programming experience in several of the following:
  • C#
  • C
  • C++
  • Python
• Experience developing modern object-oriented software applications.
• Strong debugging and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to thrive in a fast-paced, collaborative engineering environment.

Preferred Qualifications

• Experience developing desktop applications using technologies such as:
  • Avalonia
  • WPF
  • MAUI
  • WinUI
  • Qt
• Experience building software tools, SDKs, utilities, or developer productivity applications.
• Experience designing automation frameworks and test infrastructure.
• Familiarity with Git, CI/CD workflows, and modern software engineering practices.
• Experience working with Windows and Linux environments.
• Familiarity with AI-assisted software development tools such as GitHub Copilot, ChatGPT, Cursor, Claude Code, or similar productivity tools.

Nice to Have

• Experience communicating with hardware devices over PCIe, Ethernet, USB, I²C, SPI, or similar interfaces.
• Experience with lab equipment such as oscilloscopes, protocol analyzers, or traffic generators.
• Familiarity with server architecture, storage systems, networking equipment, or AI infrastructure.
• Exposure to firmware, embedded software, device drivers, or silicon validation.
• Knowledge of PCIe®, CXL®, Ethernet, or other high-speed interconnect technologies.

The base pay range for this role is between $165,000 and $210,000. Your actual base pay will depend on factors such as your background, qualifications, and experience.