Top Python Jobs in Toronto

As a Senior Analyst, you'll analyze data, create forecasts, improve operational efficiency, and lead analytical initiatives to enhance Agoda's supply ecosystem.

Train and fine-tune large language models, build and maintain the full LLM stack and agentic pipelines, improve chat/agent algorithms, translate NLP research into roadmap, and collaborate with validation, content, and dataset teams to design experiments and measure model quality.

Ensure availability, performance, security, and scalability of Linux-based infrastructure and applications. Build and maintain monitoring (Datadog, Prometheus), CI/CD pipelines, IaC (Terraform, Chef, Ansible, CloudFormation), container platforms (Docker, Kubernetes), automation scripts, and cloud environments (AWS/Azure/GCP). Lead incident response, root-cause analysis, performance tuning, and collaborate with dev, ops, QA, and security teams to implement SRE and DevOps best practices.

Design, develop, and maintain warehouse automation and management systems (C++), integrate ASRS platforms, build data pipelines and dashboards (QlikView, Power BI), lead AI/ML and RPA initiatives, review code, troubleshoot system issues, and support operations and documentation.

Lead inventory and fixed asset accounting, manage month-end close and reconciliations, support revenue/grant accounting and government funding reporting, liaise with auditors, partner on CAPEX planning, and drive process improvements and ad hoc finance projects to ensure US GAAP and SOX-compliant financial statements.

Evaluate AI-generated coding interactions, assess quality of engineering judgments, provide feedback, and define standards for AI coding agents. Comfortable making subjective judgments about engineering quality.

Design, build, deploy and support production-grade quantitative models and portfolio optimization tools. Translate research requirements into scalable technical solutions, write clean tested code, collaborate in Agile teams, and provide operational support and enhancements for investment strategies and data needs.

As a Firmware Engineer, you'll develop and test firmware in a Scrum team, collaborating on coding, testing features, and mentoring interns.

As an ASIC Verification Intern, you'll verify digital designs, create test environments, write debugging scripts, and collaborate with engineering teams to ensure efficient silicon delivery.

The DevOps Engineer will maintain corporate IT infrastructure, drive automation, manage cloud services, support incident response, and collaborate across teams to align IT with business objectives.

The Principal/Staff Engineer will lead the technical direction of the platform, overseeing systems architecture, driving complex initiatives, and ensuring scalability and reliability while mentoring the engineering team.

Design and deploy AI-powered workflow solutions, conduct requirements discovery, implement integrations, and build relationships with customers.

As a Software Engineer, you'll develop backend services, write smart contracts, improve tools, mentor junior engineers and engage with the developer community.

The Senior Research Engineer will develop, implement, and optimize memory features in models, while collaborating with Engineering and customers to enhance product performance and reliability.

As a Backend Engineer, you'll design REST APIs, model data, debug customer issues, optimize performance, and operate cloud services in production, collaborating across teams.

The Applied AI Engineer will prototype AI solutions by building proofs-of-concept, integrating various AI tools, and collaborate with research and backend teams to refine and deploy AI memory solutions.

The Full Stack Engineer will build and optimize features for the Mem0 platform using Next.js and Python, ensuring quality and performance while collaborating with cross-functional teams.

Join Aleph's engineering team to develop the Core Product, focusing on user-facing features for financial data insights. Collaborate with leadership, design robust software components, and contribute to system architecture in a fast-paced, remote environment.

Develop perceptual features for MR/AR experiences, establish image quality metrics, and research algorithms for light estimation and virtual object rendering.

As a Senior Machine Learning Engineer, you will own the ML stack, develop generation systems, improve quality, collaborate cross-functionally, and build data pipelines.

As a Lead Data Scientist, you'll design experiments, build predictive models, and lead a team while shaping data-driven strategies to enhance AI deployments.

As a Senior Data Engineer, you'll build and manage data pipelines, ensure data quality, collaborate with teams, and uphold data governance at Mozilla.

The SDET Architect will design and lead automated testing strategies across various systems, mentor teams, and ensure compliance with regulatory standards in the healthcare domain.

Build and maintain Python back-end systems and ML pipelines for medical claims processing. Design scalable, high-performance architecture, resolve performance issues, handle complex data structures, document system components, and collaborate with front-end engineers in a fast-paced AI-driven environment.

Lead a team to deliver analytics solutions, transforming data into actionable insights, building AI/ML models, and collaborating across business units to drive analytics adoption.