Top Software Engineer Jobs in Toronto

Lead design and architecture of Square's Local Services products. Collaborate with teams, mentor engineers, and improve technical direction and system resilience.

The Staff Software Engineer (UI) will lead front-end technical strategies, mentor teams, and contribute to development and system architecture in a collaborative environment.

The Software Developer will focus on developer experience, writing C# application code, shell scripts, and managing CI/CD pipelines, collaborating closely with various technical teams.

As a Software Engineer, you will automate business workflows, improve systems, mentor engineers, and collaborate on engineering solutions.

The Senior Fullstack Software Engineer will design and build LLM-based solutions, optimize applications using TypeScript, Python, and AWS, while mentoring junior engineers.

Architect and develop software innovations for Quartus, focusing on optimization algorithms for FPGA tools, enhancing routing and retiming capabilities.

Help train large-language models to write production-grade code by comparing, ranking, repairing, and refactoring AI-generated code, while providing feedback for reinforcement learning.

The AI Software Engineer will train large-language models, compare code snippets, and provide feedback to improve AI-generated code. Requires strong C++ skills and attention to detail.

The Software Engineer II will create engaging web experiences for restaurants using React and TypeScript, collaborating with various teams to improve user experiences.

Develop and maintain web applications using Node.js, React, and Go, ensuring high performance and user experience, while mentoring junior developers.

Help train large-language models to write production-grade code by ranking, repairing, and providing feedback on AI-generated code snippets, with a focus on logical correctness and performance.

Join our team to help train large-language models by evaluating and improving AI-generated code, leveraging your coding and communication skills.

The role involves training large-language models by evaluating and refining code snippets, providing feedback, and maintaining an RLHF pipeline. Candidates need strong Python skills and code review expertise.

As an AI Software Engineer, you'll help train large-language models in Rust by comparing code snippets, repairing AI-generated code, and providing feedback to enhance model learning.

This role involves training large language models to improve code through evaluation and feedback, focusing on correctness, efficiency, and communication.

As a Software Engineer II at Auth0, you will drive projects, ensure superb user experiences, manage production issues, mentor new engineers, and contribute to the team's product domain.

As a Software Developer at Syntronic, you'll design and maintain DevOps services using Golang, optimize performance, and collaborate with teams on innovative projects.

The Backend Engineer will design and implement Laravel-based services, write maintainable code, collaborate with teams, and improve system performance.

As a Software Engineer, you will build and operate Kubernetes GPU superclusters, optimize infrastructure for AI workloads, and improve system stability and performance.

Senior Full-Stack Software Engineer position focusing on building, shipping features, and improving code quality using React, TypeScript, and Ruby on Rails.

Lead engineering initiatives at BuildOps, influencing multiple teams, refining technology roadmap, and mentoring engineers. Design scalable systems and guide technical strategy across the organization.

The Staff Engineer will contribute to the MongoDB Server Query Integration team by building features on the database query engine, optimizing data processing, and mentoring team members.

The role involves developing and launching backend systems on the Credit Decisioning team, collaborating with cross-functional partners, and ensuring the operations of team artifacts. The engineer will also engage with coding standards, metrics monitoring, and community building activities.

The role involves leading a team to develop backend systems, manage projects, ensure system availability, and foster a culture of quality and collaboration. It requires expertise in distributed systems, technical planning, and effective communication.

The Senior Software Engineer will develop software solutions, enhance tools and systems, mentor junior engineers, and manage infrastructure deployments.