Web application developer

Coast2Coast First Aid & Aquatics Inc. Location: Thornhill / Toronto, Ontario ? Hybrid Job Type: Full-time, Permanent Salary: CAD $75,000?$95,000 per year, depending on experience About Coast2Coast Coast2Coast First Aid & Aquatics Inc. is one of Canada's leading providers of First Aid, CPR/AED, Basic Life Support, instructor training, private training, and other safety programs. We operate training locations across Canada and continue to invest in our websites, internal applications, digital tools, and technology infrastructure. We are looking for an experienced, hands-on WordPress & Web Application Developer to take technical ownership of our existing WordPress website while also supporting the development of our modern web applications. WordPress development is the primary focus of this position. We need someone who is comfortable working directly with code, troubleshooting complex issues, improving existing systems, and independently implementing reliable technical solutions. This is not a position focused primarily on website design, content editing, or drag-and-drop page builders. What You'll Work On 1. WordPress Development & Maintenance ? Primary Focus Our WordPress website is an important part of our business, supporting course registrations, organic search traffic, paid advertising, and customer acquisition across multiple locations. You will be responsible for maintaining, improving, troubleshooting, and developing this website. Responsibilities include: * Maintain and improve our existing WordPress website. * Work directly with PHP, HTML, CSS, and JavaScript. * Develop and customize WordPress themes, child themes, and templates. * Customize plugins and implement custom WordPress functionality. * Troubleshoot plugin conflicts, PHP errors, broken functionality, and website bugs. * Develop and improve course pages, location pages, landing pages, and reusable templates. * Improve website speed, Core Web Vitals, and overall performance. * Ensure consistent functionality across desktop, tablet, and mobile devices. * Maintain website forms, integrations, tracking, and other business-critical functionality. * Implement technical SEO improvements in collaboration with our SEO team. * Protect existing URLs, redirects, structured data, and other SEO-critical elements when making changes. * Manage updates, staging environments, backups, testing, and safe deployments. * Identify recurring technical problems and implement sustainable solutions. We are looking for someone who can diagnose and solve problems at the code level, rather than relying exclusively on plugins or page builders. 2. Web Application Development ? Secondary Focus Alongside WordPress, you will support our growing internal web application environment. Our applications use technologies including: * Next.js * React * TypeScript / JavaScript * Firebase * Firestore * APIs and third-party integrations Responsibilities may include: * Maintaining and improving existing web applications. * Developing new features and enhancing existing functionality. * Working with APIs, databases, and integrations. * Troubleshooting application bugs and performance issues. * Supporting authentication, roles, permissions, and protected functionality. * Reviewing and improving existing application code. * Testing changes and preventing regressions. * Identifying security, data integrity, and maintainability risks. * Working with Git and structured development workflows. Experience with Next.js, React, and Firebase is a strong advantage, but WordPress development remains the primary focus. You will not be expected to rebuild our applications from scratch. 3. Technical Ownership, Testing & Reliability We are looking for someone who takes responsibility for the systems they work on. You should be comfortable: * Investigating problems independently and identifying root causes. * Understanding existing code before making major modifications. * Assessing