Top Tech Jobs & Startup Jobs in Toronto

Graduate research interns will own end-to-end projects to build customer world models and proactive intelligence: developing representation learning, foundation model, RL/agentic methods, evaluation frameworks, and shipping research into production to improve customer decision-making.

The Regulatory Program Owner will manage broker-dealer compliance functions, oversee communications reviews, support compliance advisory, and enhance processes using AI tools.

Design, build, and maintain enterprise Salesforce solutions. Lead development lifecycle, CI/CD, event-driven integrations, test automation, feature flagging, performance and security improvements, and developer tooling. Collaborate with business partners to implement CRM best practices.

Lead partner marketing strategy and execution for a portfolio of ~20 enterprise merchants. Develop bespoke 1:1 programs across paid media, social, ecommerce, CRM and in-store channels; coordinate cross-functional execution, define success metrics with Analytics, optimize performance, and support commercial pitches and renewals to drive adoption, conversion, and incremental sales.

Lead the sponsor bank partnership and program for Cash App Card and Square Banking products, ensuring compliance and program success through effective stakeholder management and continuous improvement initiatives.

The Senior Site Reliability Engineer will enhance reliability of Block's platform, improve incident response using AI tools, and coordinate incident management. Responsibilities include building reliable systems, standardizing tools, and leading high-severity incidents during on-call rotations.

Drive post-silicon bring-up, characterization, qualification, and productization of advanced-node bitcoin mining ASICs from first silicon to mass production. Develop and maintain ATE test programs and screening strategies, perform PVT characterization and DOE, analyze wafer/package/ system data to improve correlation, yield, and system performance, and collaborate with foundry, OSAT, design, firmware, and manufacturing partners to implement corrective actions and production-ready processes.

In this role, you will lead AI personalization initiatives, develop AI/ML models for user experience, collaborate across teams, and ensure rigorous development practices.

Drive partner and merchant integrations, design technical solutions, collaborate with teams, and provide technical advice as a leading solutions engineer.

The Senior Technical Account Manager will enhance post-sales support, manage merchant relationships, and ensure integration successes using technical skills to drive growth for Cash App Pay and Afterpay.