Software Engineer in Test- Pleasanton, CA
calyxo
Pleasanton, CA
Posted Aug 4, 2026
- Other
- Product Development
Job description
Calyxo, Inc. is a medical device company headquartered in Pleasanton, California, USA. The company was founded in 2016 to address the profound need for improved kidney stone treatment. Kidney stone disease is a common, painful condition that consumes vast amounts of healthcare resources each year. Our team is led by executives and investors with a proven track record of commercializing paradigm-shifting devices to meet unmet needs within urology. Are you ready to change the future of kidney stone treatment? We are seeking high achievers who want to be part of a dynamic team working in a fun, diverse atmosphere. **Summary:** A creative problem solver with the ability to think out of the box and a highly developed desire to deliver software to improve the lives of our patients. A strong developer with proven ability to follow through on software development and verification tasks from requirements analysis, prototyping, software architecture design, implementation and testing all the way to roll-out and operational support. A person who is completely comfortable in a structured and regulated environment, and who can move fluidly between writing production code and rigorously verifying it. **In This Role, You Will:** - Contribute to design and development of test plans and protocols for software design verification, and execute and document verification activities, test reports and summary documentation - Participate in cross-functional requirements analysis and software risk management activities; contribute to definition and documentation of software requirements - Translate high-level software requirements into detailed and thoroughly documented software implementations - Write high-quality, high-performance C++ based software for real time Urology Software Applications for medical devices - Participate in design and code reviews; contribute to design verification activities to prove that the software correctly implements requirements - Contribute to design and implementation of automated testing and continuous integration processes - Ensure medical device software complies with applicable regulatory standards and that development documentation is developed in accordance with FDA guidance - Actively contribute to and collaborate on software-related system validation activities - Support creation of regulatory submission documentation and support audit-related activities - Support cross-functional team with product cybersecurity assessments - Collaborate with a cross-functional team of computer vision and electrical engineering specialists - Collaborate with program management to create accurate software project schedules - Mentor other engineers, provide architectural guidance, evaluate new technologies, and define and lead implementation of best practices - Drive best practices for establishing requirements from user feedback and identify gaps/improvement opportunities within the risk management process **Who You Will Report To:** - Director, Software Engineering **Requirements:** - Bachelor’s degree in Computer Science, Engineering, Math or a STEM discipline and a minimum 3-5 years' experience. Alternatively, minimum of 6 years professional experience developing software for products released to and used by customers - Advanced experience with C++ software development (3-5 years) - Deep understanding of software engineering principles such as object-oriented analysis and design, data structures, algorithms and software architecture - Strong experience with unit testing, module and integration testing - Extensive hands-on experience with the design verification process in medical device development - Expert-level knowledge of black- and white-box testing methods - Experience with risk management processes and thorough understanding of FMEA - Experience developing and implementing automated tests for software quality assurance purposes - Strong experience with Python - Experience working in a Linux based environment, specifically in a command line environment - Ability to identify, analyze and document complex problems through effective use of technical and interpersonal communication skills, and to take responsibility for and drive actions necessary to resolve issues - Ability to handle conflicting priorities through interpersonal, team, leadership, and negotiation skills - Excellent documentation skills paired with willingness to actively employ these skills - Excellent communication skills and abil