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Software Testing Internship Jobs in Ontario (NOW HIRING)

Sanofi EU

AI Engineer

Mississauga, ON · On-site +1

CA$94K - CA$136K/yr

... testing, CI/CD, observability, and documentation standard * Contribute to the evolution of AI ... Mentor and coach junior AI engineers, software engineers, data scientists, and interns while ...

Sanofi EU

AI Engineer

Brampton, ON · On-site +1

CA$94K - CA$136K/yr

... testing, CI/CD, observability, and documentation standard * Contribute to the evolution of AI ... Mentor and coach junior AI engineers, software engineers, data scientists, and interns while ...

Sanofi EU

AI Engineer

Maple, ON · On-site +1

CA$94K - CA$136K/yr

... testing, CI/CD, observability, and documentation standard * Contribute to the evolution of AI ... Mentor and coach junior AI engineers, software engineers, data scientists, and interns while ...

Sanofi EU

AI Engineer

Unionville, ON · On-site +1

CA$94K - CA$136K/yr

... testing, CI/CD, observability, and documentation standard * Contribute to the evolution of AI ... Mentor and coach junior AI engineers, software engineers, data scientists, and interns while ...

Sanofi EU

AI Engineer

Toronto, ON · On-site +1

CA$94K - CA$136K/yr

... testing, CI/CD, observability, and documentation standard * Contribute to the evolution of AI ... Mentor and coach junior AI engineers, software engineers, data scientists, and interns while ...

Patch & Permasearch

QA Analyst

Bolton, ON · Hybrid

$55K - $65K/yr

Qualifications: 1-3 years of experience in a software QA or testing role (co-op, internship, or related hands-on experience considered). Solid understanding of QA fundamentals: test case design ...

Affirm

Some hands‑on experience building, testing, breaking, or securing software. This could include professional experience, internships, security labs, CTFs, bug bounty work, open‑source ...

Affirm

Some hands‑on experience building, testing, breaking, or securing software. This could include professional experience, internships, security labs, CTFs, bug bounty work, open‑source ...

Tubi

CA$137K - CA$196K/yr

Experience mentoring junior engineers and interns. The AI Mandate: AI-Driven Development Practice ... This includes automated visual regression testing, design‑to‑code translation, intelligent ...

Mackenzie Financial Corporation

CA$68K - CA$78K/yr

... modern software development environment, including version control, testing, and code review ... interns are at the beginning of their professional careers and may not yet meet every listed ...

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Software Testing Internship information

What is a software testing internship?

A Software Testing Internship is a temporary position where students or recent graduates gain practical experience in testing software applications for bugs, usability, and performance issues. Interns work under the guidance of experienced testers or quality assurance engineers and may be involved in manual or automated testing processes. The internship provides hands-on exposure to industry-standard testing tools, methodologies, and documentation practices, helping interns build foundational skills for a career in software quality assurance.

What types of projects and tasks can I expect to work on during a software testing internship?

As a Software Testing Intern, you will typically assist with writing and executing test cases, identifying and documenting bugs, and working closely with the development team to ensure product quality. You may also get hands-on experience with various testing tools and methodologies, such as manual testing, automated testing, and regression testing. Interns often participate in daily stand-ups and collaborate with quality assurance engineers to understand best practices, providing a valuable opportunity to learn about the software development lifecycle and gain practical skills that are highly valued in the industry.

What are the key skills and qualifications needed to thrive as a software testing intern, and why are they important?

To thrive as a Software Testing Intern, you need a foundational understanding of software development concepts, basic programming skills, and knowledge of testing methodologies, often demonstrated through coursework or relevant certifications. Familiarity with tools like Selenium, JIRA, or TestRail, as well as basic scripting languages, is typically expected. Strong attention to detail, analytical thinking, and effective communication help interns identify issues and collaborate with development teams. These skills and qualities are vital for ensuring software quality, catching defects early, and supporting team efficiency in the development lifecycle.

What is the difference between Software Testing Internship vs QA Tester?

AspectSoftware Testing InternshipQA Tester
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldRelevant certifications (e.g., ISTQB) often preferred, with some experience
Work EnvironmentEntry-level, training-focused, often in tech companies or software firmsFull-time role in software development or quality assurance teams
Employer & Industry UsageInternships offered by tech companies, startups, and software firmsPermanent position in IT, software development, and quality assurance industries

In summary, a Software Testing Internship is an entry-level, training-focused position for students or recent graduates, while a QA Tester is a full-time professional role requiring more experience and certifications. Internships serve as a stepping stone into a QA career, which involves ongoing responsibilities in software quality assurance.

What are the most commonly searched types of Software Testing jobs in Ontario?

The most popular types of Software Testing jobs in Ontario are:

What are popular job titles related to Software Testing Internship jobs in Ontario?

For Software Testing Internship jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Software Testing Internship jobs in Ontario look for?

The top searched job categories for Software Testing Internship jobs in Ontario are:

What cities in Ontario are hiring for Software Testing Internship jobs?

Cities in Ontario with the most Software Testing Internship job openings:

Software Testing Internship jobs near you
Infographic showing various Software Testing Internship job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Mechanical Engineer, Intern

Tenstorrent University Jobs

Toronto, ON • On-site

Internship

This job post has expired today. Applications are no longer accepted.

Job description

Join Tenstorrent's Systems Engineering team to help shape the mechanical side of high-performance AI systems. As a PEY/Intern, you'll work hands-on with real hardware-designing, testing, and improving the physical systems that power our chips. You'll be part of a team that values curiosity, precision, and creative problem-solving.
 
This role is onsite, based in Toronto, ON.
 
 
Who You Are
  • Enrolled in a Mechanical Engineering or related program (PEY/internship term).
  • Comfortable using MCAD tools and standard mechanical lab equipment.
  • Organized, hands-on, and ready to learn fast in a lab environment.
  • Communicates clearly and pays attention to the details that matter.
 
What We Need
  • School experience with MCAD software.
  • School experience using standard mechanical lab equipment.
  • Exposure to thermal or fluid modeling software is an asset.
  • Excellent verbal and written communication skills.
  • Strong attention to detail and organization skills.

What You Will Learn

  • How mechanical design integrates into real-world AI hardware systems.
  • Testing techniques for thermal, acoustic, and structural performance.
  • Collaboration across electrical, mechanical, and validation teams.
  • Best practices in documentation, lab workflows, and system bring-up.

Tenstorrent offers a highly competitive compensation package and benefits, and we are an equal opportunity employer.

Apply