Freelance Full Stack Developer Jobs in Kitchener, 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 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.