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Intern Mern Stack Developer Jobs in Toronto, ON (NOW HIRING)

Scotiabank

Software Engineer

Toronto, ON · On-site

We'd love to work with you if you have: 5+ years' experience as a full-stack developer 2+ years' experience working with MERN (MongoDB, Express, React, Node) stack in a professional environment ...

GEI Consultants

AI Engineer Intern/Co-op

Markham, ON · Hybrid

CA$24 - CA$28/hr

The AI Engineer Intern/Co-op will support lightweight AI engineering, workflow automation, AI ... Collaborate with AI engineers, full stack engineers, digital advisors, and regional digital ...

All JobsIntern Mern Stack Developer JobsIntern Mern Stack Developer Jobs in Toronto, ON

Intern Mern Stack Developer information

What is the difference between Intern Mern Stack Developer vs Junior Mern Stack Developer?

AspectIntern Mern Stack DeveloperJunior Mern Stack Developer
Experience LevelEntry-level, internshipEntry to early professional experience
ResponsibilitiesAssisting in development tasks, learning, supporting senior developersDeveloping features, fixing bugs, contributing to projects
Skills & CertificationsBasic knowledge of MERN stack, learning mindsetProficiency in MongoDB, Express.js, React, Node.js, some certifications
Work EnvironmentInternship programs, training-focusedFull or part-time roles in tech teams

The main difference between an Intern Mern Stack Developer and a Junior Mern Stack Developer lies in experience and responsibilities. Interns are typically students or beginners gaining hands-on experience, while Junior developers have some practical skills and contribute more independently. Intern roles focus on learning and support, whereas Junior roles involve active development and problem-solving.

What are Intern MERN Stack Developers?

Intern MERN Stack Developers are entry-level programmers who assist in building web applications using the MERN stack, which stands for MongoDB, Express.js, React.js, and Node.js. As interns, they work under the guidance of senior developers to gain hands-on experience in designing, developing, and deploying full-stack web applications. Their responsibilities typically include writing code, fixing bugs, collaborating with teams, and learning best practices in software development. This role is ideal for those looking to start a career in web development and gain practical experience with modern JavaScript technologies.

What types of projects and tasks can I expect to work on as an Intern MERN Stack Developer?

As an Intern MERN Stack Developer, you will typically participate in projects that involve building and maintaining web applications using MongoDB, Express.js, React, and Node.js. Your daily tasks may include writing and testing code, fixing bugs, developing new features under the guidance of senior developers, and contributing to team meetings. You'll likely collaborate with designers, backend engineers, and QA testers, gaining exposure to the full software development lifecycle. This hands-on experience is valuable for building your technical skills and understanding industry-standard development workflows.

What are the key skills and qualifications needed to thrive as an Intern MERN Stack Developer, and why are they important?

To thrive as an Intern MERN Stack Developer, you need a solid understanding of JavaScript, HTML, CSS, and the core components of the MERN stack: MongoDB, Express.js, React.js, and Node.js, often supported by relevant coursework or self-led projects. Familiarity with version control systems like Git, basic RESTful API development, and optionally cloud platforms or CI/CD tools is valuable. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate with teams and adapt to new tasks quickly. These skills are crucial for contributing to real-world projects, resolving development challenges, and growing into a proficient full-stack developer.
What are the most commonly searched types of Mern Stack Developer jobs in Toronto, ON? The most popular types of Mern Stack Developer jobs in Toronto, ON are:
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Intern Mern Stack Developer jobs near you
Associate Director, Lead Fullstack Developer (React/Node.js)

Associate Director, Lead Fullstack Developer (React/Node.js)

Royal Bank of Canada

Toronto, ON

Full-time

Posted 2 days ago

Job description

Job Description

What is the opportunity?

We are seeking an accomplished Associate Director of Full Stack Engineering with 10+ years of progressive experience in designing and delivering enterprise-scale web platforms. The ideal candidate will combine deep technical expertise across the MERN stack (MongoDB, Express.js, React.js, Node.js), Next.js,NestJS, Docker, and Kubernetes with proven leadership in people management, software architecture, and design systems. You will lead a team of engineers, drive architectural decisions, and own the end-to-end delivery of mission-critical applications across the organization.

If you are a technical leader who is passionate about building high-performing teams and architecting cutting-edge platforms, we would love to hear from you!

What will you do?

Leadership & People Management

  • Lead, mentor, and grow a team of full stack engineers, fostering a culture of technical excellence, collaboration, and continuous improvement.

  • Conduct performance reviews, career development planning, and hiring for engineering talent.

  • Champion engineering best practices, code quality standards, and knowledge-sharing across teams.

  • Partner with product, design, and business stakeholders to align technical strategy with organizational goals.

Architecture & Design

  • Define and evolve the overall application architecture for scalable, resilient, and secure distributed systems.

  • Establish and govern design system standards, component libraries, and UI patterns to ensure consistency and reusability across products.

  • Lead architectural reviews, technical design discussions, and proof-of-concept efforts for new capabilities.

  • Make build-vs-buy decisions and evaluate emerging technologies for strategic adoption.

Engineering & Delivery

  • Oversee the design, development, and maintenance of enterprise web applications using the MERN stack, Next.js, andNestJS.

  • Drive containerization strategies using Docker and orchestrate production workloads with Kubernetes.

  • Collaborate with DevOps and platform teams to design robust CI/CD pipelines, observability, and infrastructure-as-code practices.

  • Ensure applications meet non-functional requirements including performance, scalability, security, and accessibility.

  • Own technical debt management and drive continuous improvement initiatives.

What do you need to succeed?

Must have:

  • 10+ yearsof professional experience in software engineering, with at least3 years in a people management or technical leadership role.

  • Deep proficiency inReact.js, Node.js, Express.js, and TypeScript.

  • Strong hands-on experience withNext.js(server-side rendering, static generation, API routes) andNestJSfor building scalable server-side applications.

  • Proven experience defining and maintainingdesign systemsand component libraries at scale (e.g., MUI, Storybook, custom design tokens).

  • Extensive experience withDockercontainerization andKubernetesorchestration in production environments.

  • Demonstrated ability to designdistributed system architectures, including microservices, event-driven patterns, and API gateway strategies.

  • Strong knowledge ofRESTful APIs,GraphQL, and real-time communication patterns (WebSockets, message brokers).

  • Experience withMongoDBand at least one relational database (e.g., SQL Server, PostgreSQL).

  • Familiarity with cloud platforms (AWS, Azure, or GCP) and infrastructure-as-code tools (Helm, Terraform).

  • Solid understanding ofCI/CD pipelines, automated testing strategies, and DevOps practices.

  • Excellent communication, stakeholder management, and cross-functional collaboration skills.

Preferred Qualifications:

  • Experience withNxmonorepotooling and large-scale codebase management.

  • Knowledge ofcaching strategies(Redis,KeyDB) and performance optimization techniques.

  • Experience withreal-time streaming platforms(e.g., Solace, Kafka).

  • Background inCapital Markets, FinTech, or regulated financial environments.

  • Familiarity withaccessibility standards(WCAG) and internationalization.

  • Experience drivingagile deliveryat scale (SAFe, Scrum of Scrums).

What's in it for you?

We thrive on the challenge to be our best, progressive thinking to keep growing, and working together to deliver trusted advice to help our clients thrive and communities prosper. We care about each other, reaching our potential, making a difference to our communities, and achieving success that is mutual.

  • A comprehensive Total Rewards Program including bonuses and flexible benefits, competitive compensation, commissions, and stock where applicable

  • Leaders who support your development through coaching and managing opportunities

  • Ability to make a difference and lasting impact

  • Work in a dynamic, collaborative, progressive, and high-performing team

  • A world-class training program in financial services

  • Flexible work/life balance options

  • Opportunities to do challenging work

Job Skills

Application Development, Application Integrations, Application Maintenance, Applications Architecture, Detail-Oriented, Enterprise Application Delivery, Group Problem Solving, Programming Languages, Software Development Life Cycle (SDLC), System Applications

Additional Job Details

Address:

RBC CENTRE, 155 WELLINGTON ST W:TORONTO

City:

Toronto

Country:

Canada

Work hours/week:

37.5

Employment Type:

Full time

Platform:

CAPITAL MARKETS

Job Type:

Regular

Pay Type:

Salaried

Posted Date:

2026-06-12

Application Deadline:

2026-07-10

Note: Applications will be accepted until 11:59 PM on the day prior to the application deadline date above

Our Employment Opportunities

At RBC, we are guided by living shared values of Client First, Integrity, Collaboration, Respect and Excellence and winning together as One RBC. We believe an inclusive workplace that has diverse perspectives is core to our continued growth as one of the largest and most successful banks in the world. Maintaining a workplace where our employees feel supported to perform at their best, effectively collaborate, drive innovation, and grow professionally helps to bring our Purpose to life and create value for our clients and communities. RBC strives to deliver this through policies and programs intended to foster a workplace based on respect, belonging and opportunity for all.

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Expand your limits and create a new future together at RBC. Find out how we use our passion and drive to enhance the well-being of our clients and communities at jobs.rbc.com.

RBC is presently inviting candidates to apply for this existing vacancy. Applying to this posting allows you to express your interest in this current career opportunity at RBC. Qualified applicants may be contacted to review their resume in more detail.

Employment Type: FULL_TIME

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