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Full Stack Engineer Intern Jobs in Waterloo, ON (NOW HIRING)

Trusscore USA Inc

Full Stack Developer

Kitchener, ON · On-site

$85K - $95K/yr

Your Mission Trusscore is seeking a mid-level full-stack developer to help build, standardize and scale our data and automation internal application ecosystem. Our ecosystem consists of front-end ...

Trusscore

Full Stack Developer

Kitchener, ON · On-site

CA$85K - CA$95K/yr

Your Mission Trusscore is seeking a mid-level full-stack developer to help build, standardize and scale our data and automation internal application ecosystem. Our ecosystem consists of front-end ...

RideCo

Full Stack Software Engineer

Waterloo, ON · Hybrid

CA$100K - CA$140K/yr

As a Full Stack Developer at RideCo, you will contribute to shaping the architecture, design, and delivery of our industry-leading ride sharing platform. You will own features end-to-end across the ...

Proof

Senior Full-Stack Developer (Canada)

Waterloo, ON · Remote

CA$155K - CA$175K/yr

Our platform is growing rapidly, with a 10% month-over-month growth, and we are seeking a skilled and motivated Senior Full-Stack Developer to join our talented engineering team as we scale and ...

Manulife

Lead Full Stack Software Engineer

Waterloo, ON · On-site

CA$127K - CA$236K/yr

Lead Full Stack Software Engineer - Hybrid Canadian Retirement Are you a passionate software engineering leader who enjoys building modern cloud-based solutions while mentoring and elevating ...

Voyis

Full Stack Developer - Short Term

Waterloo, ON · Remote

CA$100K - CA$120K/yr

What you'll do: We're looking for a Full Stack Developer to join us on a fixed 6-month contract to help build and scale our desktop application platform. You'll work across the entire stack -- from ...

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Showing results 1-20

All JobsFull Stack Engineer Intern JobsFull Stack Engineer Intern Jobs in Waterloo, ON

Full Stack Engineer Intern information

See Waterloo, ON salary details

$22.4K

$106.2K

$171.1K

How much do full stack engineer intern jobs pay per year?

As of Sep 3, 2026, the average yearly pay for full stack engineer intern in Waterloo, ON is $106,170.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,859.00 and $139,854.00 per year, depending on experience, location, and employer.

What is a full stack engineer intern?

Full Stack Engineer Interns are students or recent graduates who assist in developing both the front-end and back-end components of web applications. They work under the guidance of experienced engineers to gain hands-on experience with programming languages, frameworks, and tools used throughout the software development lifecycle. Their responsibilities often include writing code, testing applications, fixing bugs, and collaborating with teams to deliver functional software. Through this internship, they develop practical skills and a deeper understanding of how web systems work end-to-end.

What are the key skills and qualifications needed to thrive as a full stack engineer intern?

To thrive as a Full Stack Engineer Intern, you need a solid understanding of programming languages like JavaScript, HTML, CSS, and at least one backend language, often supported by coursework or relevant project experience. Familiarity with frameworks such as React or Angular, backend systems like Node.js or Django, version control (Git), and basic database management is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication help interns stand out in fast-paced development teams. These skills and qualities are essential for contributing to real-world projects, collaborating effectively, and accelerating professional growth in a technical environment.

What types of projects and technologies can I expect to work with as a full stack engineer intern?

As a Full Stack Engineer Intern, you can expect to work on a variety of projects ranging from building user interfaces with front-end frameworks like React or Angular to developing backend services using technologies such as Node.js, Python, or Java. Interns often assist with integrating APIs, database management, and testing features in both development and production environments. You'll likely collaborate closely with designers, product managers, and other developers, gaining exposure to the complete software development lifecycle. This hands-on experience is designed to help you build practical skills and contribute meaningful code to real applications.

What is the difference between Full Stack Engineer Intern vs Software Developer Intern?

AspectFull Stack Engineer InternSoftware Developer Intern
Required CredentialsTypically pursuing or recently completed a degree in Computer Science or related fieldTypically pursuing or recently completed a degree in Computer Science or related field
Work EnvironmentHands-on experience with both front-end and back-end development in a team settingFocus on coding, debugging, and developing software applications, often in a specific area
Employer & Industry UsageTech companies, startups, and organizations seeking versatile interns with full-stack skills

The Full Stack Engineer Intern role involves working across both front-end and back-end technologies, providing a broad development experience. In contrast, a Software Developer Intern may focus more narrowly on specific software components or applications. Both roles are valuable for gaining industry experience, but the Full Stack Engineer Intern position offers a more comprehensive view of the entire development process.

What job categories do people searching Full Stack Engineer Intern jobs in Waterloo, ON look for?

The top searched job categories for Full Stack Engineer Intern jobs in Waterloo, ON are:

What cities near Waterloo, ON are hiring for Full Stack Engineer Intern jobs?

Cities near Waterloo, ON with the most Full Stack Engineer Intern job openings:

Full Stack Engineer Intern jobs near you
Infographic showing various Full Stack Engineer Intern job openings in Waterloo, ON as of August 2026, with employment types broken down into 71% Full Time, and 29% Contract. Highlights an 100% In-person job distribution, with an average salary of $106,170 per year, or $51 per hour.

Full Stack Engineer (Waterloo)

Kash

Waterloo, ON • On-site

Full-time

Re-posted 11 days ago

Job description

Our Mission Credit cards are an invention of the 1950s. Every payment 'innovation' since then has been built on top of a pre-mobile architecture while taxing both consumers and businesses alike. At Kash, we are on a mission to make payments better, faster, and safer.

Come chat with us if this sounds like a worthy cause. Show us what what you're passionate about. Kash is a Y Combinator company.

The Former CEO of Visa is the chair of our board. We have a diverse team of people with complementary skills. Our team includes people from Ropes & Gray, Microsoft, OANDA, Morgan Stanley, Well.ca, Miovision, and YC alum

We have offices in San Francisco and Waterloo. What we are working on: Payment Infrastructure - Node.js, some Python in tools, PostgreSQL, Cassandra, Docker, Kubernetes, GCE/AWS Fraud Detection Algorithm Credit Risk Assessment Cryptographic Security Web Payment UX - Angular.js, React Mobile Payment - Objective-C for iOS, Android Phabricator for code reviews and Jenkins for CI We're dedicated to achieving our mission and will use whatever technology that's best to help us get there What we are looking for: We want people who believe in our mission We believe the most important skill is your ability to learn Ability to take ownership of things, learn what's necessary and get things done Ability to communicate well, ask clarifying questions, ask for help early and not get stuck Bonus points: Understands the payment pain. Want to make finance work better for everyone

Shipped quality stuff before Experience in utilizing tests to help you speed up development and its quality Experience with multithreaded programming and memory management Previous startup experience Why you should join us: Opportunity to be one of the first employees of a fast growing and promising startup Work on something that will really change the world Competitive salary and meaningful equity Flat org chart Solve difficult yet interesting problems State of the art equipment for your work station. We believe in giving our engineers the best tools to do their job.

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