Top Tech Jobs & Startup Jobs in Toronto

Provide high-touch technical and operational support to merchant partners using Affirm. Troubleshoot complex account, configuration, and platform issues; coordinate with Engineering, Sales, Client Success, and Operations; manage multiple inquiries; develop scalable support processes; communicate product updates; and aggregate merchant feedback to inform product planning.

Build backend data and measurement systems connecting marketing acquisition activity to signup, conversion, and GMV outcomes. Develop reliable pipelines, identity and event data systems, attribution capabilities, and marketing technology integrations while incorporating privacy, consent, and consumer-data requirements. Lead engineers through ambiguous problems, own quarterly goals, improve system reliability and code quality, collaborate cross-functionally, and mentor team members.

Lead the design, scalability, reliability, and optimization of continuous integration systems, build pipelines, automated testing, deployment workflows, and developer productivity tooling. Improve feedback cycles, monitoring, alerting, incident response, and engineering enablement across the organization. Mentor CI engineers, establish CI/CD best practices, and align developer infrastructure with broader platform goals.

Own and evolve high-traffic consumer web experiences, experimentation, instrumentation, marketing technology integrations, conversion tracking, and measurement systems. Lead engineers through ambiguous projects, define technical plans, improve reliability and observability, support on-call operations, establish quality standards, and mentor team members. Partner with Product, Marketing, Analytics, Data Engineering, and platform teams to build performant, privacy-aware systems that address consent, cookies, tagging, and consumer-data requirements.

Develop and deliver full-stack web and mobile application experiences across Affirm’s consumer products. Responsibilities include breaking projects into tasks, collaborating with product, design, and analytics teams, building and maintaining APIs and user interfaces, monitoring application availability, participating in on-call support, conducting code reviews, debugging, and contributing to interviews and team development.

Build and ship full-stack web applications and scalable APIs for Affirm’s advertising platform. Break projects into deliverable phases, collaborate with product, design, and analytics partners, write tested and extensible code, monitor service metrics, support on-call operations, review code, and contribute to engineering growth and hiring activities.

Lead fraud decisioning engineering initiatives, architect and build complex backend systems, write and review high-quality code, mentor engineers, coordinate cross-functional teams, and improve fraud detection through analytics and data-driven decisions. Responsibilities include technical planning, system design, delivery, monitoring, maintenance, stakeholder alignment, and participation in engineering hiring and interview development.

Build and launch scalable backend systems and APIs for Affirm’s partner and merchant integrations. Responsibilities include breaking projects into deliverable phases, collaborating with product, design, and analytics teams, monitoring service health, participating in on-call operations, debugging code, conducting code reviews, and supporting team development. The role requires backend development experience with Python or Kotlin, distributed systems knowledge, and familiarity with AWS, MySQL, and Kubernetes.

Develop backend tools and systems that improve batch development, testing, and reliability. Responsibilities include breaking projects into deliverable phases, collaborating with product and infrastructure teams, monitoring system metrics, supporting on-call operations, writing tested and extensible code, debugging, participating in code reviews, and contributing to engineering growth activities.

Lead the global Customer Operations strategy for expansion programs involving new products, merchants, geographies, and channels. Build repeatable operating models, governance, standards, and playbooks while managing cross-functional dependencies, budgets, risks, and performance. Lead and develop program and process management teams, partner with Product, Engineering, Analytics, Risk, and Service Delivery, and drive post-launch operational improvements across international markets.