Top Tech Jobs & Startup Jobs in Toronto

Lead technical partner integrations and solutions for merchants and partners (e.g., Shopify, Stripe). Provide technical leadership, respond to partner inquiries, design and document integrations, advise on platform strategy and tooling, manage project plans and long-term initiatives, and support cross-functional commercial and product teams to improve BNPL checkout experiences.

Lead and develop a team of Technical Account Managers supporting SMB merchants post-sale. Drive technical integrations, troubleshoot escalations, set OKRs, forecast hiring, and advocate cross-functionally to increase merchant adoption and product optimization.

Design, build, and operate CIAM backend services for registration, authentication, authorization, and account lifecycle. Implement OAuth/OIDC/SAML/SCIM, develop APIs in Python/Kotlin, integrate identity platforms, automate deployments with IaC and CI/CD, and ensure secure, reliable, high-scale identity operations.

Drive CI efforts, ensuring reliable and scalable development pipelines, while mentoring other engineers and improving developer productivity through tooling and automation.

Lead technical strategy and roadmap for Affirm's Online Storage platform. Design and build scalable, multi-region datastore solutions, automation control planes, and operational tooling for hundreds of databases. Drive cross-team collaboration, reliability, monitoring, and mentor engineers while delivering high-impact backend and database features.

Lead a team that defines and executes operations enablement strategy, delivering cross-functional programs to scale servicing operations. Own roadmaps, stakeholder governance, risk management, change management, training, knowledge management, and measurable outcomes in a regulated fintech environment.

Lead product strategy for Affirm's 1:Many distribution partnerships, owning partner portfolio and building repeatable integration capabilities. Define roadmaps, prioritize features, develop success metrics/OKRs, and partner with commercial, design, analytics, and engineering to launch and scale platform partner integrations that drive merchant growth.

Independently validate and monitor machine learning models used for credit underwriting, credit risk, and fraud detection. Identify weaknesses, recommend improvements, and collaborate with model owners to remediate findings. Partner cross-functionally to implement and maintain the Model Risk Management framework and support audit, compliance, and regulatory requests.

As a Machine Learning Engineer II at Affirm, you'll develop AI systems for automating customer operations and collaborate on building models while ensuring high-quality code production.

Manage and optimize the Five9 collections dialer environment and outbound dialing strategies to maximize contact rates, agent productivity, and recovery performance while ensuring regulatory compliance and cross-functional coordination.