Senior Full Stack Software Engineer Jobs in Thornhill, ON

Join a team that's driving innovation in electrical engineering with a focus on circuit design, testing, and technical problem-solving to meet customer needs and manage multiple projects effectively i...

Join a team that's defining best practices for AI-driven development. Lead the orchestration of multi-LLM workflows, mentor engineers, and enhance system efficiency while ensuring code maintainability...

Champion the development of innovative Android app features to enhance shopper engagement and optimize marketplace health, leveraging your expertise in Kotlin and collaboration with cross-functional t...

Elevate your career by joining our dynamic team focused on revolutionizing scheduling platforms. Collaborate to develop innovative, AI-driven solutions that enhance customer experiences while ensuring...

Drive your career by enhancing vital fintech platforms, tackling production issues, and modernizing core systems. Collaborate cross-functionally to deliver secure, high-quality solutions while navigat...

Champion high-performance and scalable applications by leading quality initiatives, developing performance test strategies, and collaborating across teams to address system resiliency and capacity cha...

Transform user experiences by leading comprehensive research initiatives, collaborating with global teams across diverse markets. Drive product innovation and strategy with actionable insights that re...

Join a team that's redefining user research to shape products that resonate. Engage with global brands, utilize diverse research methods, and drive insights to influence strategy and innovation across...

Lead the charge in developing innovative mobile experiences for pet care using AI-driven workflows. Collaborate closely with cross-functional teams to deliver high-quality features on iOS and/or Andro...

Drive the development of AI-native infrastructure solutions to support 200+ backend services. Collaborate on scalable platforms while managing complex reliability challenges. Leverage AI to enhance op...

Provide expert technical guidance and solutions architecture for key partners, ensuring seamless integration of advertising APIs. Foster collaboration with partner teams to optimize performance and dr...

Champion customer-centric solutions in pre-sales for enterprise clients, leveraging expertise in Atlassian products to drive value and address complex business challenges, while collaborating closely...

Transform the future of web content management by building a real-time, collaborative platform. As a technical leader, engage in full-stack development and shape innovative architecture that redefines...

Lead the charge in designing and operating critical identity services, ensuring technical quality and scalability. Collaborate with cross-functional teams to innovate secure solutions affecting millio...

Reimagine cloud infrastructure by building and sustaining scalable services, utilizing innovative cloud technologies to ensure security and efficiency while driving operational excellence across teams...

Inspire growth by leading high-performing platform engineering teams to enhance infrastructure reliability, security, and scalability. Drive impactful initiatives that empower product teams to deliver...

Elevate mobile development through ownership of features from design to launch, leveraging modern tools and collaborative practices to deliver exceptional user experiences while ensuring code quality...

Take ownership of cross-functional projects, ensuring seamless collaboration and user-focused outcomes. You’ll lead from concept through to execution while learning key project management and technica...

Champion technical and people leadership by driving engineering excellence while mentoring a dynamic team of developers to enhance a logistics platform that meets both performance and user needs...

Unlock innovation by leading backend development for scalable SaaS products. Collaborate with cross-functional teams to integrate AI and ML capabilities, ensuring reliability and performance while sha...

Join a dynamic team as an Intermediate Software Engineer, focusing on developing robust software solutions, collaborating with cross-functional teams, and leveraging cutting-edge technologies to enhan...

Join a team that designs and develops RESTful APIs to enhance front-end applications. Collaborate on modifying existing APIs and crafting new solutions while ensuring database support, process improve...

Advance your career by bridging strategic vision with technical execution. Lead architectural initiatives in a dynamic financial services platform, driving innovation while ensuring scalable, secure s...

Transform security practices by designing and executing offensive security operations. Collaborate with teams to integrate security testing into product lifecycles, leveraging tools and mentoring for...

Shape the future of real-time traffic safety by designing, developing, and optimizing high-performance systems. Engage in hands-on coding and take full ownership of production-ready solutions that imp...