Top Web Developer Jobs in Toronto

Develops, maintains, and modernizes database-driven web applications and business solutions using .NET, JavaScript, modern front-end frameworks, SQL Server, Salesforce, and cloud platforms. Responsibilities include requirements analysis, architecture, coding, API development, testing, debugging, security integration, documentation, data migration, application support, and platform configuration. The role collaborates with university IT teams and business stakeholders to improve web services, streamline processes, and deliver accessible, sustainable solutions.

Develop and support AWS cloud-native web applications using Node.js, TypeScript, React, and Redux. Design backend services and asynchronous queue-based processes, build reusable frontend components, write unit tests, conduct code reviews, maintain quality standards, and manage AWS resources. Collaborate with product, UX, and QA teams in an Agile environment while mentoring junior developers.

Develop front-end code for client-facing web applications, including online banking services and financial tools. Define and extend front-end architecture using Vue.js and Ember.js, collaborate with UX, QA, analysts, scrum masters, and product owners, and support testing, documentation, accessibility, security, and continuous improvement.

Build and maintain Cohere’s public website using Next.js, TypeScript, and Tailwind. Develop polished, growth-focused pages, marketing features, CMS schemas, and content workflows with Sanity. Collaborate with engineers, designers, marketing, and content editors while improving site performance and reliability. Use AI coding tools responsibly and deliver production-quality code.

Develop and maintain reliable client-side web applications for the Joist platform from design through deployment. Collaborate with product, design, and engineering teams to deliver features, participate in code reviews, improve performance, resolve bugs, and document technical solutions. The role requires independent ownership within an existing codebase and may expand into other platforms.

Design, architect, develop, and test web applications with a focus on .NET and cloud technologies while ensuring code quality and integration of systems.

Lead the technical evaluation, modernization, and ongoing evolution of enterprise web and CMS platforms. Build prototypes, define migration architectures, develop reusable platform capabilities, and partner with infrastructure, engineering, and product teams on hosting, APIs, integrations, AI, security, privacy, accessibility, performance, SEO, and compliance. Serve as the technical expert for patient and healthcare professional websites in a highly regulated environment.

Develop and maintain company websites, landing pages, user interfaces, tracking systems, and lead-capture forms. Collaborate with marketing, SEO, design, and global stakeholders to deliver campaigns and optimize digital experiences. Responsibilities include writing testable HTML, CSS, and JavaScript, implementing analytics and conversion tracking, applying SEO practices, resolving website issues, preparing unit tests, maintaining documentation, and adopting emerging web technologies.

Build, maintain, and optimize responsive, conversion-focused websites, landing pages, and campaign assets. Translate marketing and design objectives into accessible, high-performing web experiences using HTML, CSS, JavaScript, and CMS platforms. Collaborate with marketing, design, SEO, and content teams; support CMS templates, integrations, forms, analytics, A/B testing, troubleshooting, technical SEO, and performance optimization.

Lead complex web development projects across architecture, performance, accessibility, SEO, content platforms, analytics, experimentation, and AI-assisted workflows. Build and optimize Relay’s Next.js platform using React, TypeScript, Node.js, Tailwind, and Contentful. Own projects from planning through launch, improve scalability and maintainability, establish testing strategies, mentor developers, and collaborate with Marketing, Design, Product, and external agencies.

Lead technical delivery for a marketing web platform, maintaining legacy CMSs and migrating to Next.js + Contentstack. Build modular UI components, integrate Contentstack with enterprise systems (Okta, Mulesoft, RWS, Coveo), implement analytics and SEO, manage deployments/CDN/DNS, and champion AI-assisted development to improve team velocity and code quality.

Leads development of production web applications and server-side services from architecture through deployment. Uses AI coding agents and LLM APIs, establishes automated verification and human review workflows, and owns code quality, security, accessibility, performance, analytics, and CMS integrations. Provides technical estimation, documentation, risk management, code reviews, stakeholder communication, and developer mentoring.

Design and develop responsive websites and CMS modules from client discovery through launch. Create Figma mockups and prototypes, build designs with HTML, CSS, and JavaScript, and tokenize code for the MembersFirst CMS. Lead client meetings, advise on usability and accessibility, manage multiple projects, collaborate with cross-functional teams, and improve workflows using reusable patterns and AI-assisted tools.

Own Myant’s public websites, including hosting, SEO, analytics, accessibility, privacy, and performance. Develop responsive React and Next.js applications for clinician and patient connected-health platforms. Integrate backend APIs, improve scalability and Core Web Vitals, maintain testing and documentation, make web-stack decisions, mentor developers, and work within regulated medical-device software processes. Collaborate with designers, product managers, marketing, and backend teams while applying AI-assisted development tools responsibly.

Own web compatibility triage and incident response across DuckDuckGo browsers on Mac, Windows, iOS, and Android. Debug complex web applications and third-party code, distinguish site, browser, and privacy-related issues, reverse-engineer obfuscated code, build durable cross-platform fixes, and develop automation and LLM agent tooling to reproduce and triage breakage. Lead ambiguous projects independently and communicate with technical and non-technical stakeholders.

Lead technical direction of Ground News web properties to drive subscriber conversion. Own architecture, experimentation infrastructure, migrations (marketing-tech), performance, accessibility, SEO, Core Web Vitals, safe rollout practices, and enable non-engineers to run experiments without engineering support.

Build and optimize high-performance marketing websites across Next.js, React, Sanity, WordPress, PHP, and Twig. Lead A/B and multivariate experimentation, CRO infrastructure, accessibility, SEO, component libraries, and AI-assisted development workflows. Set technical standards, mentor developers, collaborate with CRO, analytics, design, and marketing teams, and improve experimentation velocity, statistical integrity, site performance, and AI-search readiness.

Lead architecture and technical direction for Thunderbird’s web Services products, including calendar and secure file storage offerings. Design scalable systems, write code, build prototypes, establish software patterns, and contribute across development, testing, monitoring, and maintenance. Solve ambiguous technical and product problems, develop analytics and infrastructure, mentor engineers, collaborate with distributed cross-functional and open-source teams, and help improve user and subscriber growth.

Research and reverse-engineer web anti-automation systems, including browser detection, challenge flows, fingerprinting, and obfuscated JavaScript. Build and deploy browser automation, diagnostic, and monitoring infrastructure that improves scraping reliability across a large crawling fleet. Measure scrape success, investigate regressions, and ship production fixes quickly while collaborating with platform engineers.

Develops and maintains enterprise websites and intranet solutions using WordPress, PHP, JavaScript, HTML, and CSS. Translates UX/UI specifications into responsive web components, templates, graphics, and navigation. Performs content migration, accessibility testing, information architecture, security implementation, documentation, and user training. Collaborates with stakeholders and technical teams across website projects, supports cloud and open-source technologies, and contributes to content governance, technical specifications, testing, deployment, and knowledge transfer.

Lead architecture and hands-on development for a zero-to-one, real-time content platform. Build scalable backend services, collaborative editing and synchronization systems, frontend visual editing experiences, APIs, publishing workflows, and developer extension layers. Partner with product and design, establish engineering standards, make build-versus-buy decisions, mentor engineers, and engage customers to validate architectural choices.

Build and ship full-stack features for a real-time collaborative content platform, spanning backend services, APIs, and frontend systems. Contribute to architecture and technical design, write tested and maintainable code, collaborate with product and design, integrate AI tools and capabilities, participate in code reviews, and help shape an early-stage product.

As a Front-End Web Developer, you'll create responsive web applications, collaborate with designers and back-end developers, optimize user interfaces, and implement reusable components.

Design and develop next-generation web engine; innovate architecture for performance and resource consumption, with insights on web technologies.

Seeking a Web Developer with 3-5 years of experience in object-oriented PHP, MVC frameworks like Laravel, and SQL. Responsibilities include software engineering patterns and Git workflow, with bonus for RESTful API and test-driven development experience.