1

Stack Engineer Intern Jobs in Toronto, ON (NOW HIRING)

Software Developer Intern

Markham, ON ยท On-site

CA$22.50 - CA$27.50/hr

The Software Developer Intern works in a Scrum team to build high-performing, resilient, and ... Hands-on experience in full-stack development: * HTML5, TypeScript, JavaScript, stylesheets ...

Note: if you are an intern, new grad, staff, frontend or fullstack applicant, please do not apply ... Debug and solve critical production issues across services and multiple levels of the stack

next page

Showing results 1-20

Stack Engineer Intern information

What is a stack engineer intern?

A Stack Engineer Intern is a student or entry-level professional who assists with both front-end and back-end development tasks within a software project. They work with various technologies, frameworks, and programming languages to build, test, and maintain web or application solutions. Stack Engineer Interns typically collaborate with senior engineers, learn about agile development processes, and contribute to coding, debugging, and documentation. This role provides hands-on experience and exposure to the full software development lifecycle.

What do stack engineer interns do?

As a Stack Engineer Intern, you can expect to work on both front-end and back-end components of web applications, often assisting with coding, debugging, and testing new features. Interns typically participate in agile development cycles, contributing to real projects under the guidance of senior engineers. Collaboration is a key part of the role; you'll regularly interact with UI/UX designers, product managers, and QA testers to ensure your work aligns with user needs and overall project goals. This exposure provides a comprehensive understanding of the software development process and valuable networking opportunities within the company.

What skills and qualifications are needed to be a stack engineer intern?

To thrive as a Stack Engineer Intern, you need a solid understanding of programming fundamentals, web development concepts, and familiarity with both front-end and back-end technologies, often demonstrated through coursework or relevant projects. Experience with version control systems like Git, frameworks such as React or Node.js, and basic database management is typically required. Strong problem-solving skills, teamwork, and a willingness to learn new technologies help interns excel in collaborative and fast-paced environments. These skills and qualities are crucial for effectively contributing to development projects and quickly adapting to evolving technical requirements.

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

AspectStack Engineer InternSoftware Engineer Intern
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldTypically pursuing or recent graduate in Computer Science or related field
Work EnvironmentFocus on backend, infrastructure, and system architectureFocus on application development across various layers
Employer & Industry UsageUsed in tech companies with emphasis on system stacks and infrastructureCommon across tech, finance, startups, and more
Search & Comparison IntentOften compared for technical depth and infrastructure focusMore general, but compared for application development roles

Both roles are internship positions for aspiring software professionals. A Stack Engineer Intern typically focuses on backend systems, infrastructure, and architecture, while a Software Engineer Intern may work on a broader range of application development tasks. The choice depends on your interest in system-level work versus application coding.

BMO Capital Markets Winter 2027, Full Stack Engineer, Toronto (Co-Op/ Internship)

Toronto, ON โ€ข On-site, Remote

BMO Capital Markets
1 - 5K employees

CA$50K - CA$93K/yr

Full-time

Medical, Life, Retirement

Posted 3 days ago

New


Job description

Application Deadline:

09/13/2026

Address:

100 King Street West

Job Family Group:

Technology

About our Team:

Join the Data Cognition Team at BMO Capital Markets, a leading North American financial services provider. Our team develops scalable, customizable, and sustainable AI-enabled products for various business units at BMO Capital Markets. Leveraging the latest AI research and applications, we solve the most challenging business problems.

Program Overview:

As an intern on the Data Cognition Team (DCT), you will develop the next generation of strategic solutions for trading, sales, investment and corporate banking, and client analytics. In this role, you will collaborate closely with AI experts, engineers, sales and trading professionals, bankers, and other stakeholders to push the boundaries of innovation. This 15-week co-op program offers continuous professional development and networking opportunities with senior leaders and peers. Your work will directly influence BMO Capital Markets and its clients, providing tangible results and real-world impact.

Role Overview:

We are seeking a talented Full Stack Engineer intern to join our team. The ideal candidate will have experience with modern web development stacks and will be responsible for designing, developing, and maintaining software solutions that meet the needs of our clients.

Key Responsibilities:

Application Development & Design:

  • Design, develop, and maintain high-performance interactive web applications using modern front-end frameworks (e.g., React).

  • Create and enhance user-friendly web interfaces with appealing and intuitive UX design.

  • Develop and manage RESTful APIs and advanced reporting tools for capital market trading.

  • Incorporate AI and machine learning into the solutions you develop, staying at the forefront of technological advancements.

Programming & Technical Skills:

  • Write clean, efficient code in modern programming languages (e.g., Python, C#, C++).

  • Participate in code reviews, unit testing, and quality assurance activities.

  • Deploy solutions in cloud environments and use virtualization techniques like Docker.

Data Management & Analysis:

  • Make data accessible and implement automated ETL processes .

Collaboration & Support:

  • Work closely with cross-functional teams and business stakeholders to understand requirements and develop solutions.

  • Enhance and support existing applications and systems.

Evaluation & Problem Solving:

  • Demonstrate excellent problem-solving and analytical skills.

Qualifications:

  • Currently enrolled in an undergraduate or non-MBA Master's program with a graduation date of December 2027, 2028, 2029 in Computer Science, Mathematics, Physics, Statistics, Engineering, or similar, with a strong academic record

  • You are a Canadian citizen, permanent resident of Canada, or an individual who is legally authorized to work in Canada and will not require sponsorship in the future

  • Proficient in multiple programming languages and willing to learn new ones.

  • Strong experience with modern web development, object-oriented programming, and Agile methodologies.

  • Familiar with open source technologies and modern data architectures.

  • Comfortable solving problems at scale and productionizing data pipelines.

  • Strong quantitative, technology, and finance skills.

  • Team-oriented with strong verbal and written communication skills.

Why BMO Capital Markets?

  • Work directly with stakeholders and be accountable for the success of your work.

  • Engage in a challenging and rewarding role in the fast-paced world of sales, trading, and banking.

  • Collaborate with a dynamic team of professionals passionate about technology.

  • Gain hands-on experience in a leading financial services provider.

  • Access to continuous learning and professional development.

How to Apply:

For your application to be eligible for consideration, you must apply to the BMO application link. Please ensure the following items are submitted in your application:

  • Resume

  • Transcript (Required for application consideration - please upload it in the resume section when applying in BMO's Workday application system)

Please note the salary for this specific position is $80,000 CAD.

Salary:

$50,100.00 - $93,000.00

Pay Type:

Salaried

The above represents BMO Financial Group's pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group's expected target for the first year in this position.

BMO Financial Group's total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To view more details of our benefits, please visit:https://jobs.bmo.com/global/en/Total-Rewards

About Us

At BMO we are driven by a shared Purpose: Boldly Grow the Good in business and life. It calls on us to create lasting, positive change for our customers, our communities and our people. By working together, innovating and pushing boundaries, we transform lives and businesses, and power economic growth around the world.

As a member of the BMO team you are valued, respected and heard, and you have more ways to grow and make an impact. We strive to help you make an impact from day one - for yourself and our customers. We'll support you with the tools and resources you need to reach new milestones, as you help our customers reach theirs. From in-depth training and coaching, to manager support and network-building opportunities, we'll help you gain valuable experience, and broaden your skillset.

To find out more visit us at https://jobs.bmo.com/ca/en.

BMO is committed to an inclusive, equitable and accessible workplace. By learning from each other's differences, we gain strength through our people and our perspectives. Accommodations are available on request for candidates taking part in all aspects of the selection process. To request accommodation, please contact your recruiter.

Note to Recruiters: BMO does not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to BMO, directly or indirectly, will be considered BMO property. BMO will not pay a fee for any placement resulting from the receipt of an unsolicited resume. A recruiting agency must first have a valid, written and fully executed agency agreement contract for service to submit resumes.