Top AWS Jobs in Toronto

Lead the architecture and development of scalable data platforms and distributed processing systems. Establish enterprise data governance, quality, privacy, compliance, schema management, and lifecycle standards. Drive resilient, automated, and observable data pipeline strategies; evaluate technologies; review complex architectures; collaborate with business and technology stakeholders; and mentor data engineers in stream processing, data modeling, and MLOps.

Join Capital One’s Tech Development Program as a new graduate software engineer. Collaborate in Agile teams throughout the software development lifecycle, designing, coding, testing, reviewing, documenting, and supporting software solutions. Work across front-end, back-end, full-stack, mobile, cloud, microservices, APIs, and CI/CD projects using modern technologies. Partner with designers and analysts to deliver customer-focused banking applications and enhancements while participating in continuous learning and development.

Design, implement, and maintain scalable backend systems for campaign creation, targeting, content assembly, scheduling, and handoff to delivery. Ensure reliability, observability, and operational excellence; own features end-to-end, mentor junior engineers, and drive extensible, fault-tolerant distributed architectures.

Build and own core components of an LLM-powered agent platform: orchestration, tool integrations, APIs, knowledge/memory infrastructure, trust & safety, and evaluation tooling. Partner with Operations to translate workflows into agent capabilities, mentor teammates, and ship production-ready, scalable AI-native systems.

Lead the FinOps engineering team to design and implement backend services, cost-optimization tooling, data pipelines, APIs and dashboards, mentor engineers, and partner across engineering, finance, and product to drive cloud and vendor cost efficiency.

Lead the evolution of the recommendations engine system into a scalable distributed architecture, ensuring production stability and performance while mentoring engineers and collaborating with ML teams.

The Senior Data Engineer will design and maintain streaming data pipelines, develop analytical databases, and ensure data system reliability while collaborating with teams across the organization.

Design, develop, and deploy scalable LLM-based solutions (RAG, agentic workflows, PEFT). Lead architecture, implement cloud and DevOps best practices (AWS, Azure, Databricks, Terraform, Docker, Kubernetes), build prompt/response guardrails, collaborate cross-functionally, and manage full SDLC and production deployments.

Lead design and delivery of enterprise automation, integrations, and AI-driven workflows. Architect scalable integrations across SaaS platforms, build conversational self-service and agentic experiences, enable AI/LLM-based automation, and partner with security, infrastructure, and product teams to ensure resilient, maintainable enterprise platform solutions.

Manage a systems engineering team designing, deploying and scaling multi-cloud infrastructure (private and public) including a Canadian sovereign GCP cloud. Provide technical leadership, roadmap planning, hiring and development, cross-functional collaboration, architecture reviews, risk mitigation, and operational excellence for global production services.

Lead design, automation, and maintenance of secure, scalable IT infrastructure across SaaS, cloud, and endpoints. Administer core platforms, manage cloud touchpoints, build scripting and IaC automation, run onboarding/offboarding lifecycles, troubleshoot networks, lead IT projects, mentor junior engineers, and partner with Security and business units to align IT with compliance and risk posture.

Leads a technical team delivering secure, scalable cloud infrastructure across AWS and Azure. Owns the cloud platform roadmap, reusable infrastructure patterns, governance guardrails, automation, networking, reliability, FinOps, and enterprise cloud standards. Partners with engineering, product, security, architecture, finance, operations, and vendors to execute cloud initiatives, manage risks and costs, improve delivery efficiency, and develop globally distributed technical talent.

Designs scalable, secure solution architectures aligned with business goals; develops capability catalogs, leads Architectural Decision Records and High-Level Design reviews, participates in architecture governance, promotes technology strategies, and mentors engineering teams. The role requires extensive software engineering and systems architecture experience, public cloud expertise, stakeholder collaboration, and experience operating in regulated technology environments.

Developer Advocate for Bluebox.ai, responsible for building developer trust and community presence from scratch. The role involves creating technical content, demos, videos, workshops, livestreams, conference talks, and user stories; engaging communities across Discord, Hacker News, Reddit, Bluesky, and X; improving documentation and onboarding; informing product and engineering roadmaps with user feedback; and driving sign-ups and product usage. Requires hands-on development, daily AI coding agent use, production debugging experience, and willingness to travel up to 25%.

Design, develop, and deploy scalable LLM applications and pipelines using RAG, agentic workflows, PEFT, guardrails, and cloud platforms. Own architecture, software development lifecycle, code quality, DevOps automation, governance, monitoring, and production reliability. Collaborate with cross-functional and client teams, translate business requirements into technical solutions, conduct code reviews, and provide guidance on software design and best practices.

Lead end-to-end architecture for Ericsson 4G and 5G Core, cloud-native platforms, and multi-site transformations. Responsibilities include designing migration and rollback plans, establishing Kubernetes and cloud standards, assessing technical risks, supporting traffic migrations and disaster recovery, driving automation and CI/CD, improving network monitoring, advising customer CTOs, leading architecture reviews, and contributing to solution scoping, proposals, service descriptions, and statements of work.

Operationalize cyber threat intelligence by managing feeds, parsing indicators of compromise, analyzing adversary tactics, and integrating intelligence into SIEM, EDR, firewall, and security platforms. Build API integrations, scripts, and playbooks to automate ingestion and dissemination; support threat intelligence infrastructure; collaborate with security operations, detection engineering, and incident response teams; and produce actionable alerts, briefs, and reports.

Design and develop Large Language Model-based applications within Pharma R&D, focusing on client collaboration and technical excellence while ensuring production readiness and performance optimization.

Lead architecture and implementation of high-scale backend and full-stack systems powering core data objects. Improve performance, cost, reliability, mentor engineers, collaborate cross-functionally, innovate with new technologies (including AI-assisted tooling), and maintain operational practices such as alerts and on-call playbooks.

Develop and maintain cloud-based IoT applications for manufacturing. Design secure, scalable full-stack solutions, APIs, data integrations and pipelines. Collaborate with architects, product owners, developers, and stakeholders; follow DevOps and agile practices; mentor team members and troubleshoot production issues.

Test and validate AI models and software for automotive use cases: generate ground truth, build annotated datasets and testing frameworks, evaluate technologies, support R&D engineers, coordinate projects and outsourced work, and collaborate with internal and external partners to drive innovation and product readiness.

Design, build, and manage Canadian sovereign and global cloud infrastructure using code. Automate provisioning (Terraform, Crossplane), develop services in Go/Python, onboard services, operate Kubernetes, use Puppet/Ansible, and collaborate with SRE, networking, and system administration to ensure secure, scalable environments.

The Senior Developer Experience Engineer will own CI/CD infrastructure and internal tools, improve developer productivity, and foster team collaboration through effective tooling and automation.

Senior backend engineer on the cloud Platform auth team building high-scale authentication and authorization services. Lead design and implementation of distributed systems, APIs, storage, and performance optimizations; mentor engineers; apply engineering best practices and AI to improve decision-making and scalability.

Leads multiple software engineering teams developing full-stack customer management capabilities for international card users. Responsibilities include people leadership, talent and succession planning, hands-on development, application craftsmanship, availability, resilience, scalability, fraud reduction, customer experience improvement, technology innovation, and mentoring. The role requires extensive software engineering experience, agile leadership, stakeholder influence, and knowledge of secure, highly available continuous-delivery practices.