Senior Software QA Developer at ISARA Corporation
Waterloo City, Ontario, CA

Position Summary:

We’re looking for people who are passionate about how to test cryptography-centric security products. We implement quantum-safe cryptographic algorithms, integrate them into Internet protocols, and build solutions on that technology stack.

Members of the QA team are responsible for designing and implementing a comprehensive set of tests, with a heavy emphasis on correctness of cryptographic algorithms, security, efficiency, and resiliency. Our products target a variety of desktop, mobile and embedded platforms.

As a senior member of the team, you will have an opportunity to mentor more junior colleagues, while working on technology that will make the world a more secure place.


Design automated tests of a variety of products at various layers of the technology stack

Implement programmatic tests, primarily in, but not limited to, Python

Evaluate new technologies and participate in the decision-making process of how tests will be implemented

Skills and Qualifications:

Degree in Computer Engineering, Computer Science, or Software Engineering

Experience developing scalable & maintainable software: product, quality assurance, or tools

Solid proficiency in automated testing, including unit testing, in-browser functional testing, performance testing, and everything in-between

Programming in Python, C, Java, or Javascript

Experience developing for multiple operating system (*NIX, macOS, Windows)

Familiarity with protocols such as TLS, SMIME, IKE/IPSec, and PKI

Ability to dissect a problem and form solutions that meet real-time constraints

Independent work ethic to bring tasks to completion

Additional Assets:

Working understanding of cryptographic algorithms

Experience with static and dynamic analysis tools (Coverity, Klocwork, Valgrind etc.)

Full stack application development and testing

Android & iOS application development and testing

Embedded & RTOS development and testing