API Engineer Jobs in Toronto, ON

Lead the transformation of client challenges into innovative GenAI solutions by partnering with teams across engineering and business spheres, driving hands-on AI application development from concept...

Unlock growth through AI-native engineering expertise to design and ship monetization experiments. Lead the enhancement of mobile user experiences for a vast user base by collaborating across teams an...

Champion the modernization and support of enterprise applications in transportation systems. Leverage your expertise to enhance system stability, troubleshoot incidents, and drive technical improvemen...

Unlock potential by joining a dynamic team to enhance onchain trading systems, integrating innovative solutions, and optimizing performance for millions of users. Drive impactful changes in a fast-pac...

Elevate your career by designing and building a cutting-edge routing platform for enterprise-scale contact centers. Collaborate with cross-functional teams to develop scalable backend services that en...

Accelerate your career by leading the design and management of enterprise cloud and network platforms. Drive automation and operational excellence while ensuring security and compliance across Microso...

Develop user-facing features and improve systems by leveraging software architecture, APIs, and cloud technologies. Collaborate with cross-functional teams to deliver reliable, maintainable solutions...

Transform the customer experience by building scalable software solutions. Collaborate with cross-functional teams to develop user-facing features, improve existing systems, and enhance workflows whil...

Unlock potential by leading the design and development of scalable applications using Java, SQL, and Angular. Collaborate with teams to enhance technology integration and ensure project success throug...

Engineer scalable data pipelines to support financial reporting and analytics. Collaborate with cross-functional teams to ensure data integrity and availability for decision-making in a fast-paced env...

Shape the future of personalized experiences by leading a high-impact ML team. Drive technical direction, design scalable systems, and collaborate with cross-functional partners to deliver innovative...

Transform the software development landscape by defining a cohesive end-to-end experience, integrating planning to verification workflows across teams. Lead product strategy and execution, influencing...

Transform your career by designing and building AI-powered systems that impact thousands globally. Collaborate with top engineers to create scalable solutions and drive innovation in a dynamic, fast-p...

Drive impactful backend solutions in source code workflows, enhancing collaboration between AI and developers. Contribute to system reliability and maintainability using Ruby and GraphQL while collabo...

Elevate your career as a data analytics professional, supporting client engagements through insightful analysis and reporting. Collaborate with cross-functional teams to enhance digital products and d...

Join a team that's redefining data analytics by building AI-driven features that enhance user experiences. Collaborate in a dynamic environment, taking ownership of impactful projects while rapidly it...

Unlock potential by designing and developing a cutting-edge routing engine for enterprise-scale contact centers, ensuring real-time distribution of interactions across various channels while collabora...

Drive your career with the design of AI-native architectures, shaping end-to-end solutions across industries. Elevate your expertise by defining evaluations and constraints, while navigating complex r...

Join a team that's shaping the future of AI by designing and implementing robust workflows. Collaborate with senior engineers to build production-grade systems that enhance internal communications and...

Innovate solutions in quantitative finance by designing a risk computation platform. Collaborate with teams on complex projects and provide technical leadership, ensuring scalable applications in a dy...

Develop and architect the go-to-market engine, integrating sales and marketing systems. Own lead routing, automation, analytics, and more to drive revenue. Collaborate across functions to enhance grow...

Transform the architectural landscape of scalable SaaS platforms for government agencies. Lead technology selection, mentor teams, and ensure compliance while driving innovation and performance across...

Transform legacy applications through hands-on Unix/Linux development, automation, and containerization. Collaborate with teams to modernize scripts and ensure reliable application performance in evol...

Shape and implement robust architecture, lead engineering delivery, and establish operational standards in a hands-on role. Collaborate across teams to translate complex requirements into actionable t...

Optimize large-scale LLM inference by building robust distributed systems. Collaborate across the stack to enhance performance, reliability, and user experience, while driving innovative solutions in...