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Full Stack Developer Intern Jobs in Ontario (NOW HIRING)

\n \n \n \n \n Our client is currently looking for a Full\-Stack Developer to directly work with the in\-house development team (currently 16 team members). The ideal candidate will have the desire to ...

\n \n \n \n \n Role Overview The primary responsibility of the full stack developer, in collaboration with a multidisciplinary delivery team, will be the design and development of software ...

Who Are We're Looking For We are looking for Full Stack Developers/Software Engineers to help grow our team and deliver strong project value. The ideal candidate is a developing engineer with a track ...

\n \n \n \n \n Our client is currently looking for a Full\-Stack Developer to directly work with the in\-house development team (currently 16 team members). The ideal candidate will have the desire to ...

\n \n \n \n \n Our client has a requirement for an experienced Full\-Stack Developer to be a key part at every stage of the SDLC. \n \n \n \n \n \n Experience working in a similar role is required and ...

Full Stack Developer

Brampton, ON ยท On-site

CA$100K/yr

TheFull Stack Developerwill work with the IoT architect,technical product ownerand a team of developers(Sr full stack, software, IoT, data science)toensure the efficient and effective development of ...

\n \n \n \n \n Our client has a requirement for an experienced Full\-Stack Developer to be a key part at every stage of the SDLC. \n \n \n \n \n \n Experience working in a similar role is required and ...

Full Stack Developer

Toronto, ON ยท Hybrid

CA$90K - CA$120K/yr

About The Role As a Full Stack Developer you'll be tasked with working on one of our web application projects. Working within the software development team, your duties will require you to assist in ...

About the Role We're looking for a collaborative professional to join our team as Full Stack Developer. In this role, you will design, develop, and maintain scalable multi-layer APIs and supporting ...

New

Senior Full-Stack Developer

Markham, ON ยท On-site

CA$95K - CA$105K/yr

Senior Full-Stack Developer Location: Hybrid (Full-Time)Note: This role requires 1-2 times monthly to our Markham, ON office. Department: R&D Reports To: Development Manager / Director of Engineering ...

New

JavaScript Full Stack Developer Intermediate Location: Ottawa, ON (377 Dalhousie Street) Work Model: Hybrid - 4 days onsite, 1 day work from home About Rebel OUR CUSTOMERS BRING A VISION - WE BRING ...

Role We are looking for a Full Stack Developer who can build production software across the front end and back end. This needs to be an AI-native developer. We are not looking for someone who has ...

Role We are looking for a Full Stack Developer who can build production software across the front end and back end. This needs to be an AI-native developer. We are not looking for someone who has ...

We're looking for a talented Senior Full Stack Developer to join our team of skilled developers and contribute to the success of our products. Job Summary: We're seeking an experienced Senior Full ...

AI Full Stack Developer

Toronto, ON ยท On-site

CA$114K - CA$171K/yr

We are seeking a talented senior full stack developers or team leads to join our Canadian Apps and Infra team. This AI-enabled role involves leading a team to design, develop, and maintain components ...

Showing results 21-40

Full Stack Developer Intern information

What is a full stack developer intern?

A Full Stack Developer Intern is a trainee who assists in building both the front-end (user interface) and back-end (server, database) components of web applications. Interns in this role work under the guidance of experienced developers to learn and contribute to the entire software development process. They often use programming languages like JavaScript, Python, or Java, and frameworks such as React, Node.js, or Django. The internship provides practical experience in coding, debugging, and deploying web applications, preparing interns for a full-time developer position.

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

To thrive as a Full Stack Developer Intern, you need a strong grasp of front-end and back-end programming languages, such as JavaScript, HTML/CSS, and either Node.js, Python, or Java, along with a relevant academic background in computer science or a related field. Familiarity with version control systems like Git, web frameworks (e.g., React, Express), and databases (SQL/NoSQL) is typically required. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns collaborate with teams and adapt to new technologies. These competencies are crucial for contributing to real-world projects, quickly adapting to workplace demands, and laying the foundation for a successful development career.

What types of projects and technologies can a full stack developer intern expect to work on during their internship?

As a Full Stack Developer Intern, you'll typically be involved in projects that span both front-end and back-end development, such as building web applications, developing new features, or troubleshooting existing systems. You may work with technologies like JavaScript frameworks (e.g., React or Angular) for the front end, and languages such as Python, Java, or Node.js for the back end. It's common to collaborate closely with other developers, designers, and sometimes product managers, gaining exposure to the full software development lifecycle. Interns often participate in code reviews, agile sprints, and team meetings, providing valuable hands-on experience and learning opportunities.

How to get an internship for a full stack developer?

To secure a full stack developer internship, candidates should build a strong portfolio demonstrating skills in front-end and back-end technologies, such as JavaScript, HTML, CSS, and frameworks like React or Node.js. Gaining experience through personal projects, contributing to open-source, and obtaining relevant certifications can improve chances, along with applying through company career portals or internship programs and preparing for technical interviews. Having a solid understanding of version control systems like Git and good problem-solving skills are also beneficial.

Is a full stack developer intern still in demand?

Full stack developer internships remain in demand as companies seek candidates with skills in front-end and back-end technologies, including JavaScript, Python, and frameworks like React or Node.js. Internships provide valuable experience and can lead to full-time roles, especially as demand for versatile developers continues to grow in tech industries.

What are the most commonly searched types of Full Stack Developer jobs in Ontario?

The most popular types of Full Stack Developer jobs in Ontario are:

What job categories do people searching Full Stack Developer Intern jobs in Ontario look for?

The top searched job categories for Full Stack Developer Intern jobs in Ontario are:

What cities in Ontario are hiring for Full Stack Developer Intern jobs?

Cities in Ontario with the most Full Stack Developer Intern job openings:

Infographic showing various Full Stack Developer Intern job openings in Ontario as of August 2026, with employment types broken down into 82% Full Time, 12% Part Time, 5% Contract, and 1% Nights. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution.

Full Stack Developer, Investly

Fidelity International

Toronto, ON โ€ข On-site

Full-time

Re-posted 26 days ago


Key responsibilities

  • Liaise with internal user groups to program applications based on business and systems requirements

  • Design, develop, enhance, modify, and maintain application code and software solutions based on specific business requirements

  • Implement best practices of Agile and DevSecOps to deliver quality products predictably and consistently


Job description

Job Description

Current work authorization for Canada is required for all openings.

You will be working on a flexible hybrid schedule as part of Fidelity's dynamic working arrangement.

Thework location for this role is 483 Bay Street in Toronto until approximately late 2026, when the work location will change to the new Mississauga office at 3 Robert Speck Parkway.

Who We Are

At Fidelity, we've been helping Canadian investors build better financial futures for over 35 years. We offer individuals and institutions a range of trusted investment portfolios and services - and we're constantly seeking to find new and better ways to help our clients. As a privately owned company, we boldly embrace innovation in all areas as we continue to grow our business into the future.Working with us means you'll be part of a diverse and dedicated group of people who make a real difference for our clients and communities every day. You'll have a wide range of opportunities to grow and develop your career in an inclusive environment where you'll feel valued and supported to be your best - both personally and professionally.

Business Overview

The Full Stack Developer, Investly is responsible for helping to build and maintain Java and React.js applications. Capabilities for this role include being able to build applications in Java, using modern architectures; being hands on in Object Oriented Languages (Java, Kotlin, C#, Objective C/Swift), Cloud Based Technologies (AWS), Front-End Frameworks (React JS, Node.js), and Mobile Development Frameworks (React Native, Swift/Objective C, Kotlin/Java); application coding based on design and specifications the Full Stack Developer is responsible for having a strong aptitude for understanding complex business problems and translating their technical knowledge into practical, implementable solutions that will drive high impact business value. Incumbent will work closely with other team members to maintain internal applications and develop new products and services.

What You Will Do

Reporting to the Director of Investly Software Product Development, the Full Stack Developer will:

  • Liaise with internal user groups as needed to effectively program applications based on business and systems requirements

  • Work collaboratively with peers and business partners to deliver high quality projects and innovative solutions

  • Ensures that functional specifications can be implemented technically while developing and innovating creative solutions

  • Design, develop, enhance, modify, and maintain application code and software solutions based on specific business requirements

  • Implements the best practices of Agile and DevSecOps for development to deliver quality products predictably and consistently

  • Develop unit tests to ensure high quality code and be accountable for the quality of the product delivered

  • Completes documentation and procedures for installation and maintenance. May interact with users to define system requirements and/or necessary modifications

What You Will Bring

  • Strong planning and software implementation skills

  • Understanding of the importance of non-functional requirements include security, performance, and data management

  • Experience in both user interface and API implementation

  • Excellent communication and leadership skills, both written and oral

  • The ability to drive consensus amongst key stakeholders

  • Strong written and verbal communication skills with the ability to present and comprehend technical details clearly

  • Ability to demonstrate product demos to users and stakeholders, collect feedback and implement improvements

Experience, Education

  • University Degree in Engineering, Computer Science and Mathematics or equivalent work experience

  • 3+ years of Java, or JavaScript frameworks (i.e. React, Angular), or mobile (either hybrid or native) development experience

  • Experience with the following applications:

    • Interface with back-end applications using MQ, SOAP, RESTFUL services, and JSON

    • MySQL or similar SQL-based database systems

    • Application development using Java

    • Web development using React JS or other modern JavaScript frameworks.

    • Agile project management tools (JIRA), and CI/CD pipelines.

    • Developing AWS or other cloud solutions according to industry best practices

We use AI-enabled LinkedIn Hiring Assistant to support parts of our sourcing process. Every hiring decision is reviewed and finalized by our recruiters. If you choose to ask questions to the LinkedIn HR Hiring Assistant, please be mindful that the responses are not official and must be confirmed for accuracy and completeness by Fidelity. If you are selected for an interview, the recruiter who contacts you can best answer your questions.

Total Rewards That Reflect Your Impact

We believe exceptional work deserves exceptional recognition. That's why we offer a competitive compensation package designed to support your success today-and your financial well-being tomorrow.

For this role, your total rewards include:

  • Base Salary and discretionary Performance Bonus: Total annual cash compensation (base salary plus target bonus) ranges from $99,000 to $149,000, based on your experience and qualifications.

  • RRSP Contribution: After 6 months of employment, we invest in your future with an RRSP contribution-no employee matching required.

We're proud to offer a compensation package that aligns with provincial pay transparency requirements.

This posting represents an existing vacancy within our organization-an opportunity to step into a role where your talents will make a meaningful difference.

Some of the ways we'll help you feel valued and supported as part of our team

  • Flexible working arrangements - 100% remote, hybrid, and in office options

  • Competitive total compensation, including company contributions to your group RRSP without a matching requirement from you

  • Comprehensive health benefits that start on your first day, with 100% employer-paid premiums, that include up to $6000 annually for mental health services and therapy

  • Parental leave top-up to 100% of your salary for a period of 25 weeks

  • Up to $650 for home office equipment

  • Generous time off policy, including 2 paid days annually to volunteer at a charity of your choice

  • Diversity and inclusion programs, including an active network of Employee Resource Groups

  • Extensive professional development opportunities, including access to over 11,000 training and development courses, tuition reimbursement, and monetary rewards for completing a required designation

  • We care a lot about fostering a compassionate, people-centric culture, and are proud to have been named one of Canada's Top 100 employers for the last five years.

Fidelity Canada is an equal opportunity employer

Fidelity Canada is committed to fostering a diverse and inclusive workplace. We will consider all qualified applicants for employment regardless of race, color, religion, sex, sexual orientation, gender identity or expression, national or ethnic origin, age, disability, family status, protected veterans' status, Aboriginal/Native American status or any other legally-protected ground.

Accommodation during the application process

Fidelity Canada welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in the selection process. If you require an accommodation, please email us at FidelityCanadaStaffing@fidelity.ca.

No telephone inquiries or agencies please. We thank all applicants for their interest, please be advised that only those selected for an interview will be contacted.

Why Work at Fidelity?

We are proud to be recipients of the following:

Awards

Canada's Top 100 Employers
o Greater Toronto's Top Employers
o Canada's Top Family-Friendly Employers
o Canada's Top Employers for Young People
Great Place To Work Certified
o Best Workplaces for Inclusion
o Best Workplaces for Mental Wellness
o Best Workplaces for Today's Youth
o Best Workplaces for Women
o Best Workplaces in Financial Services & Insurance
o Best Workplaces in Ontario
o Best Workplaces with Most Trusted Executive Teams

LinkedIn Top Companies in Canada
Human Resource Director (HRD) - Best Place To Work
o HRD - 5-Star Benefit Program
o HRD - 5-Star Diversity & Inclusion Employer

Designations
Canadian Compassionate Companies - Certified
Benefits Canada's Workplace Benefits Award - Future of Work Strategy
TalentEgg National Recruitment Excellence Award - Special Award for Diversity & Inclusion in Recruiting
Canadian HR Reporter's Most Innovative HR Team