Top AWS Jobs in Toronto

Build and own large-scale data ingestion services and SDKs, translate business requirements into technical designs, improve performance and reliability, provide production support, and drive engineering best practices for near real-time analytics pipelines.

Pre-sales Solutions Architect who guides customers to design and build scalable, highly available systems using MongoDB Atlas. Works with sales to qualify opportunities, run technical discovery, deliver demos and proofs-of-value, advise on architecture and migrations, drive account strategy, generate demand, travel up to 25%, and mentor peers to ensure customer success.

Platform-focused SRE role responsible for designing and operating multi-cloud Kubernetes infrastructure, CI/CD (Argo Workflows/ArgoCD), and onboarding/self-service tooling. Build reliable deployment pipelines, support deployment systems, collaborate across Platform Engineering, and participate in a 24/7 on-call rotation. Must work East Coast hours and drive automation to reduce toil.

The Data Engineer will develop and maintain data pipelines, ensure data quality, and collaborate with business teams to implement insightful data solutions.

Named technical partner for a portfolio of financial-services customers to deepen adoption of CoreWeave's AI platform. Design, train, fine-tune, evaluate, and deploy LLM and deep-learning workloads; guide AI lifecycle, troubleshoot complex production issues, drive expansion, and represent customer needs to product and engineering. Deliver architecture recommendations, demos, workshops, and executive presentations.

Lead full-stack design and development for Capital One's travel platform, owning architecture, implementing front-end and back-end features, improving engineering tools and practices, mentoring junior engineers, and integrating with partners like Brex while leveraging cloud services and databases.

Lead backend architecture and development across the full SDLC for Capital One's travel platform. Own technical design, build fault-tolerant systems, improve developer experience, establish engineering best practices, and mentor junior engineers while collaborating with cross-functional stakeholders.

Lead and mentor multiple software engineering teams to build scalable, resilient full-stack travel and expense solutions. Drive architecture, hands-on development, CI/CD, automated testing, security, and integration with partners (e.g., Brex). Partner with product and business stakeholders to deliver high-availability customer and enterprise web applications.

Lead backend development for Capital One's travel portal across the SDLC. Own technical design and architecture for fault-tolerant, cross-platform systems, improve developer experience and internal tools, establish engineering best practices, and mentor junior and intermediate engineers while collaborating with technical and business stakeholders.

Lead design and build scalable data architectures, ETL pipelines, ingestion and data quality frameworks. Collaborate with cross-functional teams, enforce data governance, analyze data for insights, mentor junior engineers, and serve as the technical authority on data engineering best practices.

Work across the full stack to build and maintain features for Toast's restaurant platform, including Android (Kotlin), backend services (Kotlin/Java), and frontend SPAs (React/TypeScript). Write automated tests, participate in code reviews, collaborate with product and QA, complete onboarding codelabs, and learn CI/CD and feature flag management (LaunchDarkly). Use AI-assisted tools to improve development workflows and deliver reliable, production-ready software.

Design, develop, and maintain secure Java/Spring Boot backend applications and microservices. Identify and remediate security vulnerabilities (SQLi, CSRF, XSS, secrets exposure), build secure REST APIs, and collaborate with architects and security teams to improve architecture, resilience, and secure development practices across the SDLC.

Design, build, and maintain Python-based, cloud-native (AWS) data pipelines and file delivery systems (CSV, Parquet, JSON). Implement monitoring, validation, CI/CD, and migrate legacy feeds to scalable, reliable architectures; contribute to web-based feed monitoring and production support.

The role involves leading financial analysis for technology spend, designing data models, developing visualizations, and ensuring data quality, while collaborating with internal stakeholders across the company.

Lead design and delivery of scalable, secure solution architectures for Capital One's travel portal. Create ADRs and HLDs, participate in governance, maintain capability catalogs, evaluate new technologies, collaborate with stakeholders, mentor teams, and ensure solutions meet architectural and security standards in a regulated environment.

Lead full-stack design and development for Capital One's travel portal across front-end and back-end. Own architecture, apply HLD methodology, establish engineering best practices, mentor junior engineers, and improve developer experience while working through the SDLC on fault-tolerant, multi-platform systems.

Lead backend development for Capital One's travel portal across the full SDLC. Own technical design and architecture, drive engineering best practices, improve developer experience and internal tooling, mentor junior engineers, and deliver fault-tolerant, cross-platform services using cloud-native technologies.

Lead and mentor multiple engineering teams to deliver full‑stack travel portal features. Own craftsmanship, reliability, scalability, and security practices. Participate hands‑on in development, influence product strategy, and drive talent planning, succession, and cross‑team collaboration to reduce fraud and improve customer booking experiences.

Provide Dynatrace platform services including deployment, monitoring, troubleshooting and training. Monitor application performance, build dashboards/reports, integrate monitoring for additional apps, support adoption, document progress, and assist sales in identifying new opportunities. Act as product expert and trusted advisor to clients to improve performance and implementation strategy.

Drive and close net-new and expansion sales within MongoDB's strategic accounts. Build and qualify pipeline, cultivate executive and multi-level relationships, execute upsell/cross-sell strategies, meet quarterly quotas, and collaborate with Customer Success, Professional Services, Product, and Marketing to drive adoption and satisfaction.

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.

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.

The role focuses on extracting, cleaning data, building and maintaining machine learning models, and optimizing business strategies using data science methodologies.

As a Senior Staff Engineer, you will design scalable solution architectures, oversee technical designs, ensure compliance with standards, and mentor teams.

Serve as the central InfoSec contact for a business line, delivering proactive security consulting across infrastructure, resiliency, data security, network architecture, and access management. Influence secure design practices, perform risk and architecture reviews, manage audits and regulatory engagements, and partner with leadership to integrate security into development and operations.