Top Python Jobs in Toronto

As a Senior Performance Modelling Engineer, you will create simulation models for OTPU, collaborate on architecture design, analyze workloads, and enhance performance through tooling and automation.

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

Cohere is looking for a Research Intern to conduct machine learning research, focusing on large language models and associated areas, while disseminating findings through publications and practical applications in product development.

Lead design and implementation of scalable Hadoop/Spark big data platforms and pipelines, optimize cluster performance, enforce data security/governance, mentor engineers, and integrate cloud-native services for analytics and near-real-time ingestion.

The role involves leading application systems analysis and programming in Python, collaborating with teams to deliver technology solutions in the financial sector.

Lead applications systems analysis and programming activities for the Wholesale Credit Risk Technology team, collaborating with teams to deliver tech solutions.

Develop solutions for risk management systems, write clean code, and assist in enhancing systems while supporting production issues for the Credit Risk Technology team.

Lead electrical design from concept through mass production, ensuring manufacturability, reliability, compliance, and cost targets. Drive schematic and PCB design, RF and analog development, production test strategy, supplier/component selection, DfX processes, and cross-functional project leadership across EVT/DVT/PVT/MP phases.

As a Senior Software Engineer, you will develop AI-powered systems to enhance accounting workflows, build backend services, and ensure optimal performance and reliability of AI solutions.

The Senior Software Engineer, AI will develop and maintain AI/ML features, implement models, and collaborate on innovative solutions within a cross-functional team.

Lead design and delivery of enterprise-scale AI systems (including RAG and multi-agent architectures), drive AI strategy and POCs, embed solutions with business units, mentor engineers, establish MLOps/LLMOps practices, and scale prototypes into production.

The Senior Machine Learning Engineer will develop and implement machine learning solutions, ensuring scalability, security, and adherence to best practices while collaborating with cross-functional teams.

The Senior Engineer is responsible for building AI observability capabilities, ensuring AI systems are reliable and continuously improving, while working with cloud and data engineering teams.

As a Senior Data Engineer, you will design scalable data pipelines and mentor junior engineers, ensuring high-quality code and collaborating across teams to optimize analytics solutions.

Design and build full‑stack, agent‑first web applications and scalable cloud-native APIs; partner with AI Engineers to integrate models and data flows; lead architecture, mentor engineers, rapidly prototype AI interaction models, and drive cross-functional delivery.

The Senior Research Engineer will develop and deliver scalable ML solutions, collaborate with teams, and apply innovative technologies in AI to impact professionals in legal and accounting fields.

Join the Product Knowledge team to improve, automate, and scale data-heavy processes. Work on projects involving image quality scoring and entity resolution while pursuing cutting-edge research in NLP and deep learning.

The Senior Software Engineer will design, build, and maintain scalable backend systems for eBay Live, focusing on high-traffic buyer experiences while collaborating with cross-functional teams.

Design and maintain data pipelines and services with a focus on machine learning processing and software performance optimization. Collaborate with teams to scope and deliver features.

The Senior Applied Researcher will lead improvements and automation of data processes, create ML models, mentor peers, and collaborate on projects to enhance user experiences at eBay.

As a Staff Backend Engineer at eBay, you will design and develop scalable backend systems for the Buyer Experience Platform, lead architectural decisions, and ensure system performance and reliability in a cloud environment.

Seeking a Full Stack Engineer to design, build, and scale consumer-facing applications for Goldin, focusing on cloud-native architectures, AWS, and APIs while collaborating with cross-functional teams.

As a Senior Full Stack Engineer at eBay's Goldin, you'll design and implement scalable, cloud-native software on AWS, contribute to API design, and enhance consumer-facing experiences.

The role involves designing and building scalable software architectures, owning features end-to-end, collaborating across teams, and improving application performance.

As a Full Stack Engineer, you will design, build and scale cloud-native applications on AWS, focusing on consumer experiences and collaboration with various teams.