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Junior Mern Stack Developer Jobs in Ontario (NOW HIRING)

Full Stack Software Engineer

Waterloo, ON ยท Hybrid

CA$100K - CA$140K/yr

As a Full Stack Developer at RideCo, you will contribute to shaping the architecture, design, and ... Provide technical mentorship and guidance to junior and mid-level developers. Testing and ...

Senior Full Stack Engineer

Toronto, ON ยท Remote

$125K - $155K/yr

Description: Our client is seeking a Senior Full-Stack Engineer to play a key role in designing ... Lead technical discussions, perform code reviews, mentor junior developers, and contribute to ...

... Mentor junior engineers and promote technical best practices Requirements: โ€ข 8+ years in software or AI engineering โ€ข 4+ years in AI systems deployment โ€ข Experience in leading complex ...

New

\n \n \n \n \n We are looking for Junior Java Developers to join a globally renowned FinTech company ... Java stack with some Angular on the frontend. \n \n \n \n \n \n Strong academics are a huge ...

The Role Scotiabank is looking for a motivated and enthusiastic Junior Full Stack Developer (Level 6) to join our growing engineering team. We are seeking someone who is passionate about technology ...

Staff Software Developer, Full Stack

Toronto, ON ยท Hybrid

CA$164K - CA$222K/yr

This engineer should be full-stack and prepared to work at all levels of the application. They will ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...

Mentor junior team members and promote AI literacy across the IT team and business stakeholders ... Solid understanding of DevOps practices and Azure DevOps or GitHub Actions * Experience with ...

Optimize application performance, scalability, and security across the stack. * Participate in ... DevOps and QA teams. * Mentor junior engineers and contribute to a culture of continuous ...

Net Software Developers (junior, mid and senior level roles) for an exciting and rapidly expanding ... They have exciting projects, cutting edge tech stack and an overall superb working environment. \n ...

Software Developer

Ottawa, ON ยท On-site

CA$96K - CA$118K/yr

Web technologies including Websocket, WebRTC, WebAudio, HTTP/2 * Experience with MERN or LAMP stack ... engineering teams and product development groups. Our team culture emphasizes continuous learning ...

Showing results 21-40

Junior Mern Stack Developer information

See Ontario salary details

$36K

$124.3K

$179K

How much do junior mern stack developer jobs pay per year?

As of Aug 6, 2026, the average yearly pay for junior mern stack developer in Ontario is $124,267.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,500.00 and $148,000.00 per year, depending on experience, location, and employer.

Is Junior Mern Stack Developer in demand in 2026?

Junior Mern Stack Developers are expected to remain in demand through 2026 due to the continued growth of web applications and the popularity of JavaScript frameworks like React, Node.js, and MongoDB. Strong skills in full-stack development, including proficiency with these tools, can improve job prospects as companies seek versatile developers for modern tech stacks.

What are the key skills and qualifications needed to thrive in the junior MERN Stack Developer position, and why are they important?

To thrive as a Junior MERN Stack Developer, you need a solid understanding of JavaScript, React.js, Node.js, Express, and MongoDB, typically supported by a relevant degree or coding bootcamp. Familiarity with version control systems like Git, Agile development practices, and basic knowledge of RESTful APIs are highly valued, while certifications in web development can enhance your candidacy. Strong problem-solving abilities, good communication skills, and a willingness to learn enable effective collaboration and growth in this role. These skills and qualities are essential for building efficient web applications and contributing successfully to dynamic development teams.

What kind of projects or tasks might a junior MERN Stack Developer typically work on?

As a Junior MERN Stack Developer, you will often be involved in building and maintaining web applications, implementing new features, and fixing bugs within the application stack. Your day-to-day work may include writing code for both front-end (using React.js) and back-end (using Node.js and Express), working with databases like MongoDB, and collaborating closely with other developers, designers, and project managers. You may also be asked to participate in code reviews, contribute to team discussions on architecture or user experience, and learn best practices for scalable and maintainable code. This hands-on experience helps you develop your technical skills and prepares you for more advanced responsibilities as your career progresses.

How much does a junior Mern Stack Developer make?

A junior MERN Stack Developer in the US typically earns between $50,000 and $80,000 annually, depending on experience, location, and company size. Entry-level developers with skills in React, Node.js, and MongoDB are often compensated within this range.

What is a junior MERN Stack Developer?

A Junior MERN Stack Developer is an entry-level software developer who specializes in building web applications using the MERN stack, which consists of MongoDB, Express.js, React, and Node.js. They assist in developing, testing, and maintaining both front-end and back-end components of web applications. Typical responsibilities include writing clean code, fixing bugs, collaborating with senior developers, and integrating APIs. Strong foundational knowledge of JavaScript, database management, and version control (e.g., Git) is essential. This role is ideal for individuals looking to gain hands-on experience and grow their skills in full-stack development.

What are the most commonly searched types of Mern Stack Developer jobs in Ontario? The most popular types of Mern Stack Developer jobs in Ontario are:
What job categories do people searching Junior Mern Stack Developer jobs in Ontario look for? The top searched job categories for Junior Mern Stack Developer jobs in Ontario are:
What cities in Ontario are hiring for Junior Mern Stack Developer jobs? Cities in Ontario with the most Junior Mern Stack Developer job openings:
Infographic showing various Junior Mern Stack Developer job openings in Ontario as of August 2026, with employment types broken down into 1% Internship, 91% Full Time, 3% Part Time, 4% Contract, and 1% Nights. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $124,267 per year, or $59.7 per hour.

Full Stack Software Engineer

RideCo

Waterloo, ON โ€ข Hybrid

CA$100K - CA$140K/yr

Full-time

Medical, Dental, Life, PTO

Posted 15 days ago


Job description

This is an opportunity in the exciting and fast-growing transportation technology industry. Public transit is being transformed from a system of static, scheduled fixed-routes, to a dynamic on-demand network, and you will be one of the pioneers shaping this transformation.

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 stack and drive technical decisions that directly influence product direction. This role is ideal for a developer who thrives in a fast-paced environment and is motivated by building impactful, scalable solutions for real-world challenges.

Your day-to-day responsibilities will include:

Backend Development:

  • Design, build and maintain robust, scalable APIs using Django to power web and mobile applications.
  • Implement data models and business logic to manage complex interactions and handle high transaction volumes efficiently.
  • Ensure backend systems are secure, reliable, and optimized for performance.

Frontend Development:

  • Develop dynamic, user-friendly interfaces with Angular, ensuring seamless user experiences across desktop and mobile platforms.
  • Create reusable UI components and implement responsive designs that adapt across different devices and screen sizes.
  • Optimize front-end performance for fast load times and smooth interactions.

Mobile Application Development:

  • Design and develop hybrid mobile applications using Ionic for Android and iOS platforms.
  • Enhance mobile app functionality with new features while ensuring cross-platform compatibility.
  • Collaborate with the design team to create visually appealing and intuitive mobile user interfaces.

Collaboration and Communication:

  • Work closely with product managers, designers, and other developers to translate business requirements into technical solutions.
  • Take ownership in sprint planning, daily stand-ups, retrospectives and cross-team collaboration to ensure alignment and timely delivery.
  • Provide technical mentorship and guidance to junior and mid-level developers.

Testing and Maintenance:

  • Write unit, integration, and end-to-end tests to ensure code quality and system stability.
  • Perform debugging and troubleshooting to resolve issues across the stack quickly.
  • Maintain and enhance existing codebases, ensuring they stay up-to-date with modern practices and technologies.

Continuous Improvement:

  • Lead code reviews to raise the bar for code quality and team knowledge.
  • Stay ahead of industry trends and recommend new tools, frameworks and processes.
  • Contribute to improving team workflows, tools, and processes for greater efficiency.

Your Toolbox / What You’ll Master: At RideCo you’ll get a chance to play, learn, and build with the following tools and technologies as part of a cross-functional team that is the world’s foremost innovator in on-demand transit software.

  • Languages: Python, JavaScript/Typescript (Angular)
  • Frameworks: Django, Flask
  • Web & Mobile: Ionic, hybrid apps for Android and iOS
  • Infrastructure: AWS, Terraform, Redis, PostgreSQL, Celery, RabbitMQ
  • Monitoring & Analytics: Prometheus, Grafana, Elasticsearch, Kibana
  • Development Practices: Agile, CI/CD, Jenkins

Qualifications and Experience:

  • Degree in Computer Science, Software Engineering, or a related discipline.
  • 3 - 5 years of professional software development experience
  • Proven expertise in building and maintaining responsive web applications.
  • Strong experience designing, building, and maintaining RESTful APIs.
  • Solid understanding of HTML5, CSS3, and modern JavaScript (ES6+).
  • Experience developing hybrid mobile applications using Ionic.
  • Proficiency in Python (Django or Flask) and Angular frameworks.
  • Experience with databases such as PostgreSQL and Redis.
  • Familiarity with cloud services (AWS, EC2, RDS).
  • Knowledge of Agile methodologies and CI/CD processes.
  • Excitement for learning new technologies and solving complex problems.

Compensation and Benefits:

  • Base Salary: $100K - $140K + performance-based bonus + stock options
  • Work-Life Balance & Additional Perks: Flex-time work schedules, vacation time, bi-weekly catered lunches, social events, casual dress code
  • Benefits Plan: Medical, dental, prescription, life/health spending accounts and more
  • Work Environment: Located in KW's most desirable work space in the heart of Uptown Waterloo
  • Commuter Program: Complimentary rides to and from work in Waterloo Region

Who we are:

http://www.rideco.com

RideCo powers on-demand transit. Public transit agencies and fleet operators use RideCo's cloud-based software platform to provide on-demand shared rides in dynamically routed buses and vans. RideCo is growing rapidly, and it is the most adopted on-demand paratransit and microtransit software among the 10 largest cities in the United States. Our marquee clients include Philadelphia’s SEPTA, RTC Las Vegas, San Antonio Metro, and Houston Metro.

RideCo’s software powers a diverse range of use cases, including paratransit, residential/ suburban travel; first-mile-last-mile connections for transit hubs; and corporate employee transportation. The success of these services is supported by the industry's best customer service, including a 95% plus customer retention rate. We are investing to scale up and capture the growing demand for on-demand shared rides solutions.

RideCo is proud to be an equal opportunity employer. We hire the best talent and strive to build a meritocratic culture. In accordance with the Accessibility for Ontarians with Disabilities Act, accommodations are available upon request for candidates taking part in all aspects of the selection process. If you require special accommodation to complete any portion of the application or interview process, please mention this in your application. #Li-Hybrid

Why is this role open? Existing Vacancy

RideCo is committed to a fair and transparent recruitment process. We do not use artificial intelligence (AI) or automated decision-making tools to screen, evaluate, or select candidates. All applications are reviewed and assessed by our hiring team.

Employment Type: FULL_TIME