Top Engineering Jobs in Toronto, ON

Drive post-silicon productization of bitcoin mining ASICs from bring-up to mass production. Lead characterization, test strategy, ATE program development, wafer sort and final test screening, DOE and yield optimization, data analysis across CP/FT/bench/system platforms, vendor/foundry engagement, and KPI/dashboard development to improve power, performance, yield, and product quality.

Lead Oracle Fusion finance transformation by architecting scalable solutions across FAH, GL, SLA, and BIP. Build integrations using SQL/PLSQL and web services (REST/SOAP/JSON), embed AI-assisted development, automate financial workflows, and translate complex accounting requirements into technical designs and documentation.

As a Staff Software Engineer on the Cash App Banking team, you will lead technical strategy, collaborate on decisions, manage large features, and mentor other engineers to enhance their skills in creating innovative banking solutions.

Lead the architectural vision for Bizplat, consolidate fragmented services into unified platform systems, design reusable capabilities (case management, workflow orchestration, AI/ML pipelines, event streaming, integration frameworks), drive cross-team technical strategy, set engineering standards, mentor engineers, and partner with business stakeholders to translate operational needs into scalable, governable solutions.

Lead architecture and scaling of finance technology across Accounting, Tax, Treasury, Procurement, and FP&A. Design data models and integrations for Oracle Fusion, build SQL/PLSQL-based integrations and web services, embed AI-assisted development, automate financial workflows, and translate accounting requirements into scalable technical designs and documentation.

The Software Engineer will enhance Lending products for Cash App, focusing on building complex systems, APIs, and collaborating with multiple teams to support economic empowerment through accessible credit.

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.

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.