Medical Device Software Test Engineer (C++, CI/Automation)

Calyxo; Pleasanton (CA); On-site; USD 145,000 - 158,000; Full time

Benefits offered by this job

Stock options

Healthcare benefits

401(k)

Job summary

Calyxo, Inc. is seeking a Software Engineer in Test to join our Pleasanton, CA team.

You will develop and verify real-time C++ software for medical devices, translating complex requirements into robust implementations and driving automated testing and CI processes. You will work in a structured, regulated environment, collaborating with cross-functional teams to ensure FDA-aligned documentation and software validation.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Math or STEM and 3–5 years of software development experience.
• Advanced experience with C++ software development (3–5 years).
• Strong knowledge of object-oriented analysis and design, data structures, algorithms and software architecture.
• Experience with unit testing, module and integration testing.
• Experience with automated tests and verification in medical devices is a plus.

Responsibilities

• Contribute to design and development of test plans and verification for software.
• Translate requirements into software implementations and verify outcomes.
• Write high-quality C++ for real-time medical device software.
• Participate in design/code reviews and verification activities.
• Develop and implement automated testing and CI processes.
• Ensure compliance with regulatory standards and documentation per FDA guidance.

Skills

C++ development

Python

Unit testing

Linux

OOP design

Algorithms

Documentation

Education

Bachelor’s degree in Computer Science, Engineering, Math or STEM

Tools

Git

Make/CMake

CI/CD tools

Linux command line

Job description

Calyxo, Inc. is seeking a Software Engineer in Test to join our Pleasanton, CA team.

You will develop and verify real-time C++ software for medical devices, translating complex requirements into robust implementations and driving automated testing and CI processes. You will work in a structured, regulated environment, collaborating with cross-functional teams to ensure FDA-aligned documentation and software validation.