1

Mid Level Full Stack Developer Jobs in Toronto, ON

Full Stack Developer Opportunity Location: Remote within Canada Schema App is a fast-growing, profitable SaaS company based in Guelph, Ontario, specializing in Schema Markup, a niche in search ...

Salary: $100,000-120,000 DOE Full Stack Developer Opportunity Location: Remote within Canada Schema App is a fast-growing, profitable SaaS company based in Guelph, Ontario, specializing in Schema ...

Full Stack Software Developer Experience Level: 5-10 yrs Work Location: US East/Canada (Remote) Role Overview: We're looking for a Full Stack Software Developer to design and build scalable, high ...

Senior Full-Stack Developer Location: Ottawa, ON (Remote) About the Role We are looking for a Senior Full-Stack Developer to join one of our development squads and help build new features for the ...

Our Client is a data management and risk assessment startup, looking for a dedicated Full Stack Developer to join an experienced team of engineers and data analysts who are helping shape the future ...

The Full Stack Developer is responsible for designing and developing web-based and middle-tier ... Provide second-level production support and collaborate with application support teams when ...

Trinnex, a wholly owned subsidiary of CDM Smith, is looking for a Senior Full Stack Developer to join our growing Digital Solutions team. You'll work on modern, highimpact applications that bring ...

Trinnex, a wholly owned subsidiary of CDM Smith, is looking for a Senior Full Stack Developer to join our growing Digital Solutions team. You'll work on modern, highimpact applications that bring ...

Trinnex, a wholly owned subsidiary of CDM Smith, is looking for a Senior Full Stack Developer to join our growing Digital Solutions team. You'll work on modern, highimpact applications that bring ...

AI Full Stack Developer

Toronto, ON · 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 ... and level of experience. As required by local law, Avanadeprovidesa reasonable range of ...

Java Full Stack Developer Location: Toronto, ON Type: Contract Rate: CAD50/hr - CAD60/hr We are looking for an experienced Senior Full Stack Developer with strong hands-on expertise in Angular Java ...

... level. The individual must thrive on challenge, be proactive and dynamic, and demonstrate ... computer engineering or related field and 5+ years of full stack development experience required ...

next page

Showing results 1-20

Mid Level Full Stack Developer information

See Toronto, ON salary details

$54.4K

$84.1K

$117.4K

How much do mid level full stack developer jobs pay per year?

As of Jun 17, 2026, the average yearly pay for mid level full stack developer in Toronto, ON is $84,094.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,575.00 and $97,819.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Mid Level Full Stack Developer position, and why are they important?

To thrive as a Mid Level Full Stack Developer, you need a solid understanding of front-end and back-end development, proficiency in programming languages like JavaScript, Python, or Java, and experience with frameworks such as React and Node.js. Familiarity with version control systems like Git, cloud platforms (e.g., AWS or Azure), and relevant certifications such as AWS Certified Developer can be advantageous. Strong problem-solving skills, effective communication, and the ability to work collaboratively set outstanding candidates apart. These skills and qualities are essential for building scalable applications and navigating the dynamic requirements of cross-functional development teams.

What is a Mid Level Full Stack Developer job?

A Mid Level Full Stack Developer is responsible for developing and maintaining both front-end and back-end components of web applications. They have a solid understanding of programming languages, frameworks, databases, and server-side logic. Typically, they collaborate with designers, other developers, and stakeholders to implement features and optimize performance. With a few years of experience, they can work independently on tasks while contributing to project architecture and problem-solving.

What is L1, L2, L3, and L4 developer?

In the context of a Mid Level Full Stack Developer role, L1, L2, L3, and L4 typically refer to different levels of seniority or expertise within an organization, with L1 being entry-level and L4 indicating a senior or lead position. These levels often correspond to experience, technical skills, and responsibilities, and are used to structure career progression and compensation. Understanding these levels helps in assessing job expectations and growth opportunities in full stack development roles.

What is a mid-level full stack developer?

A mid-level full stack developer is a software professional with experience in both front-end and back-end development, typically possessing 2-5 years of experience. They are proficient in multiple programming languages, frameworks, and tools, and can handle project tasks independently while collaborating with teams. This role often requires knowledge of databases, version control, and deployment processes.

Will Fullstack be replaced by AI?

Full Stack Developers perform tasks that involve coding, designing, and maintaining both frontend and backend systems, which require critical thinking and problem-solving skills. While AI tools can assist with coding and automation, they are unlikely to fully replace the need for human developers who understand project context, user experience, and complex system integration. Continuous learning and adapting to new technologies remain essential in this role.

What types of projects and responsibilities can I expect as a Mid Level Full Stack Developer?

As a Mid Level Full Stack Developer, you’ll typically work on both client-facing and server-side components of web applications, collaborating closely with UX/UI designers, backend engineers, and product managers. You may be responsible for creating new features, debugging complex issues, optimizing application performance, and maintaining codebases. It's common to participate in code reviews and Agile sprints, ensuring best practices are followed throughout the development cycle. This role provides exposure to a wide range of technologies and business needs, offering strong opportunities for learning and career advancement as you take on more complex assignments.

Is full stack worth it in 2026?

For a Mid Level Full Stack Developer, full stack development remains a valuable skill set due to high demand for versatile developers proficient in both front-end and back-end technologies. Staying current with frameworks like React, Node.js, and cloud platforms can enhance job prospects, as full stack roles often require knowledge of multiple programming languages and tools. The role offers opportunities for growth, but continuous learning is essential to remain competitive in the evolving tech landscape.
What are the most commonly searched types of Full Stack Developer jobs in Toronto, ON? The most popular types of Full Stack Developer jobs in Toronto, ON are:
What are popular job titles related to Mid Level Full Stack Developer jobs in Toronto, ON? For Mid Level Full Stack Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Mid Level Full Stack Developer jobs in Toronto, ON look for? The top searched job categories for Mid Level Full Stack Developer jobs in Toronto, ON are:
Infographic showing various Mid Level Full Stack Developer job openings in Toronto, ON as of June 2026, with employment types broken down into 95% Full Time, 4% Part Time, and 1% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $84,094 per year, or $40.4 per hour.

Full Stack Developer

Schema App

Guelph, ON • On-site, Remote

Full-time

Medical, Life, PTO

Posted 16 days ago


Job description

Full Stack Developer Opportunity


Location: Remote within Canada


Schema App is a fast-growing, profitable SaaS company based in Guelph, Ontario, specializing in Schema Markup, a niche in search optimization. Our mission is to make web content easily understood by search engines, voice assistants, and chatbots. We empower enterprise brands like SAP, Gusto, and Henry Ford Health to achieve their organic search goals with measurable ROI.

We help companies build content knowledge graphs to enhance search visibility and accelerate AI initiatives. Our flexible-first approach lets team members choose to work remotely or in the office, fostering a collaborative and innovative environment.

We're looking for a Full Stack Developer to help build intuitive, performant, and scalable applications across our front-end and back-end systems. You'll join a collaborative team of developers, designers, and product managers to deliver robust features and maintain secure, testable, and well-documented code.


Visit Schema App at www.schemaapp.com or on LinkedIn.


Functional Accountabilities

  • Develop and Maintain Features: Take ownership of features that align with product goals, contributing to a high-quality codebase across the stack.
  • Contribute to Sprint Planning and Retrospectives: Participate in planning and retrospectives to help the team meet sprint goals and continuously improve processes.
  • Conduct Code Reviews: Review others' code and provide constructive feedback to strengthen code quality, security, and maintainability.
  • Collaborate with Team and Stakeholders: Work closely with peers and stakeholders to understand requirements, refine solutions, and deliver outcomes that meet customer and business needs.
  • Ensure Security Standards: Adhere to and promote security practices so your code consistently aligns with Schema App standards.


Key Competencies


  • Proficiency in Programming: Strong proficiency across the full stack: server-side development (PHP/Laravel) and front-end work in JavaScript andVue.js. Applies full stack development patterns and software architecture principles to write robust and maintainable code.
  • Collaboration: Works effectively in cross-functional teams, partnering with product managers, backend engineers, and designers. Contributes thoughtfully to team discussions, code reviews, and shared goals.
  • Problem-Solving: Skilled at breaking down complex problems and identifying root causes. Takes a methodical approach to designing clean, testable, and scalable solutions in a fast-paced environment.
  • Agile Execution: Participates actively in agile development processes such as sprint planning, retrospectives, daily stand-ups and delivers high-quality, incremental improvements with speed and consistency.
  • Communication: Communicates clearly with both technical and non-technical stakeholders. Writes documentation, provides helpful feedback in code reviews, and keeps teams aligned through proactive updates.
  • Technical Expertise: Familiar with REST/GraphQL, relational databases (AWS RDS), automated testing, containerization (Docker), CI/CD, and cloud platforms. Strong AWS familiarity (S3, RDS, Lambda/ECS/EKS, CloudFormation) and experience with Amazon QuickSight or similar BI tools. Comfortable with tooling such as Webpack/Vite and practices that support performance, security, and maintainability.

Metrics for Success


  • Cycle Time: Maintain a fast development cycle by addressing pull requests promptly and reducing delays in feature delivery.
  • Code Output: Deliver high-quality, secure code regularly as part of weekly releases, contributing to a predictable and efficient deployment cadence.
  • Security & Standards: Write secure, scalable code that adheres to best practices for front-end development and meets internal standards for maintainability and performance.
  • Efficient Cloud Infrastructure: Ensure all deployed resources (including those touching cloud AWS infrastructure) are consistently tagged and well-organized to support traceability and cost efficiency.
  • Team Contribution: Actively participate in code reviews and team rituals to uphold code quality, share knowledge, and improve team-wide engineering standards.

Schema App's Core Values


At Schema App, we live by our core values, guiding how we collaborate and drive success:


  • Growth Mindset - We are adaptable, nimble, resilient humans. We are always learning. We are open to give and receive feedback.
  • Resourceful - We are resourceful, take action on opportunities, and don't give up. We try new things. We take initiative to think about what's next.
  • One Team - We are collaborative, we win and learn together. We make decisions for the Schema App team to succeed. We take time to build meaningful connections.
  • We are Humble - We know what we are good at as people and as a company. We share what we know, admit what we don't, and seek clarity through curious questions.


AI-based tools may be used to support screening; all resumes are reviewed by a member of our team.


Life @ Schema App


  • A Culture focused on your growth: Weekly 1:1 meetings, Career Logbooks, and Quarterly Development Goals.
  • Comprehensive health & wellness benefits, starting on day one.
  • Flex days to re-energize, on top of vacation days.
  • RRSP Matching!
  • You choose where you work - home or our headquarters in Guelph.
  • The Culture Club keeps our remote team connected through fun and innovative events.
  • Diverse, smart team! The more inclusive we are, the better our work will be.

Join us to reshape the web and create world-class front-end experiences.

Schema App's purpose is to build meaningful connections with each other, our customers, and the data so that we are all understood. We are a team of smart people helping each other solve hard problems. We're building something meaningful together.


If you require accommodation during the application process, please let us know. We are committed to an inclusive work environment and welcome applicants of all backgrounds and perspectives.