Top Engineering Jobs in Montréal, QC

Lead the architectural vision for Bizplat, consolidating fragmented services into reusable platform capabilities. Design and build core systems (case management, workflow orchestration, AI/ML pipelines, event streaming), drive migrations, set engineering standards, mentor engineers, and partner with domain teams to translate operational needs into scalable, governable solutions.

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.

The Senior Solutions Engineer will collaborate with Sales and Account Management to support seller integrations, advise on suitable Square solutions, and offer ongoing support to strategic sellers and partners.

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

Lead architecture and scaling of finance systems across Oracle Fusion and integrations. Drive AI-assisted development, design data models, build integrations (SQL/PLSQL, REST/SOAP), automate financial workflows, and translate accounting requirements into scalable technical solutions while partnering with business and data teams.

Design and build platform systems that enhance software shipping speed and confidence, collaborating across engineering teams to improve existing infrastructures and workflows.

As an ASIC Validation Engineer, you'll bridge custom mining silicon design and operation, debugging issues, developing test infrastructure, and validating functionality with ASIC designers.

Lead the technical design and delivery of banking features at Cash App, collaborating across teams, driving architecture improvements, and mentoring engineers.

Design and build features for the SFS banking platform, onboard Block products, build secure fault-tolerant systems handling sensitive financial data, ensure service reliability, remediate incidents, and create durable operational fixes.