Top Software Engineer Jobs in Toronto

The Data Reliability Engineer will enhance the resilience and scalability of data infrastructure, focusing on automation and reliability. Responsibilities include managing data pipelines, operating Kubernetes clusters, and defining observability standards.

The role involves using AI tools to rapidly develop software, working across product and engineering teams, and owning software projects end-to-end.

This role requires shaping technical direction, leveraging AI tools for production systems, and making crucial decisions to align product intent with engineering realities.

Join as the founding full-stack engineer to extend a TypeScript React/Next.js prototype, design product features, integrate AI/OCR, write tests and infrastructure, talk to users, and iterate quickly to drive growth.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

The role involves testing AI models and software, generating data, developing testing frameworks, and collaborating with internal and external partners on automotive technologies.

Build and own backend systems, REST APIs, and data layers powering iOS/Android apps for a HIPAA-compliant behavioral health patient portal. Lead architecture, optimize queries and schemas, implement distributed async/event-driven workflows, and deploy services on AWS.

Lead large-scale technical initiatives on the Data Ingestion Team, focusing on building and operating distributed systems that process billions of events daily.

As a Software Engineer, you'll build scalable micro-services, work with large data sets, and optimize performance, focusing on distributed systems and real-time analytics.

As a Software Developer, you will design, develop, optimize, test, and maintain application code for Borrowell's web and mobile products, ensuring they meet technical and business requirements.

The Software Developer, Mobile will work in a collaborative environment to build mobile and web applications, solve technical problems, and mentor team members, focusing on performance and reliability.

As a Software Developer, you will design, implement, and refine integrations for IXL Learning's products, improving tools and development efficiency.

The Software Developer - Senior is responsible for enhancing the OPGT Modernization program, implementing solutions in Microsoft Dynamics 365, and collaborating with teams on configuration and integration tasks.

As an AI Engineer, you'll design and deliver agentic systems that integrate Large Language Models to enhance business workflows and operational efficiency, providing hands-on technical leadership and creating enterprise-grade AI solutions.

The Software Engineer will design and develop product functionality, collaborate with teams, solve complex problems, and learn new technologies while participating in the product life cycle.

This role involves leading the design, development, and optimization of GPGPU and AI inference libraries, ensuring performance and reliability while mentoring engineers and coordinating with product management.

The Web UI Software Engineer will design and develop frontend web applications for embedded systems, ensuring integration with backend services and delivering exceptional user experiences.

Design and develop scalable web applications for embedded systems, leading architecture efforts and collaborating with cross-functional teams to ensure optimal performance and security.

Design, develop, and maintain scalable backend services for embedded systems, ensuring integration with hardware and providing technical leadership.

Build and maintain backend cloud services for connected devices, focusing on telemetry ingest, device state management, command/control, and integrations. Own features from design through production, use AI-native engineering practices, collaborate with firmware/mobile/platform teams, write and test reliable code, participate in on-call rotations, and contribute to incident response and documentation.

As a Product Engineer at Bree, you will build full-stack features using a TypeScript/Node serverless stack and React Native, focusing on delivering value quickly and iteratively. You’ll collaborate closely with design and product teams to enhance customer outcomes while managing engineering tradeoffs effectively.

The role involves architecting serverless backend systems, modernizing microservices, optimizing AWS architecture, and utilizing AI tools for development. The candidate should have strong backend expertise, particularly in TypeScript and Node.js.

The Software Engineer will design, develop, and scale services for genomics applications while leading efforts in collaboration, architecture, and technical mentoring.

Join Zensurance as an Intermediate Software Developer to build software for data collection and pricing engines using Node.js and TypeScript. Responsible for feature implementation, system performance monitoring, and mentoring junior developers while ensuring high-quality outputs.

The Senior Staff Software Engineer will architect Affirm's lakehouse analytics platform, implement data governance, mentor engineers, and collaborate cross-functionally to optimize data infrastructure and solutions.