Top AWS Jobs in Toronto

Develop scalable web applications using React and Next.js, implement backend solutions in Python, maintain DevOps practices, and collaborate with AI/ML teams to deploy applications.

Design and build high-correctness Rust services on critical platform paths, introduce Rust for safety and performance, own systems end-to-end from architecture to operations, reason about concurrency and async, improve reliability and observability, collaborate across polyglot stacks, and mentor engineers.

Build scalable backend systems, develop LLM agents, and ensure fast adaptation in a dynamic environment at Sentra.

Lead global network and connectivity strategy and operations across LAN/WAN/cloud for a regulated biotech. Own architecture, resilience, observability, vendor governance, service levels, and build a global connectivity organization to enable secure, scalable, high‑availability services.

Lead enterprise AI strategy and roadmap; build and scale cross-functional AI/ML teams; architect and deliver LLM, RAG, predictive and data-heavy AI products; establish MLOps, governance, cloud-native platforms (Azure/Databricks/AWS/GCP); drive product lifecycle, KPI tracking, security, and responsible AI practices.

Lead strategic architecture for front-office investment technology and data solutions, advising on platform selection and implementation (Aladdin, Charles River, Bloomberg, etc.), guiding data architecture, governance and quality, managing small-to-medium implementation teams, and ensuring delivery across portfolio management, trading, and reporting domains.

Lead the design and development of scalable backend systems and APIs for intelligent applications while guiding teams and ensuring clean architecture.

Lead end-to-end full-stack engineering initiatives for Project Simulation and Asset Operations. Build scalable frontend and backend systems, ensure code quality, collaborate cross-functionally, debug production issues, and participate in on-call rotation.

Lead end-to-end engineering initiatives for customer-facing features in a fast-paced startup. Build and maintain backend and frontend systems, design and evolve GraphQL APIs, debug production issues, participate in on-call rotation, and collaborate cross-functionally with product, policy, and commercial teams to deliver high-quality, scalable software for battery asset operations and project simulation.

Build and maintain platform and infrastructure systems across the stack: cloud infrastructure, IaC, CI/CD, queues, observability, auth, and developer experience to improve reliability and developer velocity.

Maintain availability, monitoring, and incident response for BeyondTrust Cloud Service. Troubleshoot distributed systems, implement fixes and preventive measures, collaborate across teams to meet SLAs, document work, follow risk/compliance, and drive automation and continuous improvement.

As a backend engineer, you will design and develop healthcare APIs, leverage AWS services, and enhance existing systems while ensuring high-quality standards.

The Infrastructure Engineer will design and implement advanced cloud infrastructure, manage Kubernetes, establish engineering standards, and support IoT deployments in manufacturing environments while driving automation and mentoring teammates.

We are seeking a software engineer to build and validate resilient distributed systems, enhance CI pipelines, and improve testing strategies for cloud applications.

The role involves back-end development using .NET Core and SQL, contributing to Jibble 2.0 API integrations, and collaborating with product and design teams.

The Guidewire Data Engineer will design schemas in Snowflake, develop ETL processes, optimize SQL queries, and integrate Guidewire with data platforms.

As an Infrastructure Intern, you will support platform engineering and cloud infrastructure projects, working with experienced engineers on AI systems, Kubernetes, and automation tools, contributing to production-impacting initiatives.

The Principal Engineer will architect and own the Shop Builder platform, defining APIs, developing tools for developers and AI agents, and ensuring the platform's technical standards and documentation are met.

Lead a team to deliver tools and API solutions for the Shop Builder platform. Coordinate cross-team dependencies and maintain engineering standards while actively contributing code and driving technical decisions.

The Backend Software Engineer will develop and maintain backend systems for data processing related to coffee farming, utilizing Python and PostgreSQL. Responsibilities include feature development, problem-solving, and adapting systems to regulatory changes while ensuring system resilience.

Designs, builds, migrates and maintains scalable cloud-native applications on AWS. Leads Node.js API and microservice development, implements IaC and CI/CD, ensures security, monitoring, and operational excellence, and provides technical leadership, mentoring, and solution design across business teams.

The role involves designing and implementing scalable backend services using Node.js and AWS, ensuring data integrity through SQL, optimizing system performance, and collaborating effectively with cross-functional teams in an agile environment.

Design, build, and operate AWS-native AI/ML systems: RAG pipelines, fine-tuned LLMs, and microservices. Implement IaC (Terraform), CI/CD, policy guardrails, and production deployments integrating Bedrock/SageMaker, LangChain, and telemetry for secure, scalable enterprise use.

As a Staff Software Engineer, you'll architect and build foundational platform services, focusing on data infrastructure, healthcare interoperability, and secure APIs while mentoring other engineers.