Top Tech Jobs & Startup Jobs in Toronto

Build and scale Affirm’s managed cache platform using Redis and Valkey. Responsibilities include cluster migrations, capacity and shard planning, failover and replication, upgrades, self-service automation, monitoring, SLOs, incident response, and advising teams on caching strategy. The role also involves designing tested backend systems, collaborating across engineering and product teams, participating in on-call operations, and contributing to code reviews and team development.

Lead the Consumer Payments product roadmap at Affirm by identifying payment friction, creating easier repayment experiences, running experiments, improving payment success and cost efficiency, and balancing performance and risk. Partner with Engineering, Analytics, Finance, Design, Partnerships, and senior leaders to prioritize opportunities, define strategy, and deliver products from discovery through launch and iteration.

Build and improve high-traffic consumer web experiences using React and TypeScript. Develop experimentation, instrumentation, marketing integrations, attribution, and measurement systems while meeting privacy requirements. Collaborate with Product, Design, Marketing, Analytics, and Data Engineering, write tested and extensible code, monitor system metrics, support availability and on-call efforts, participate in code reviews, and contribute to team development.

Design and build backend APIs, microservices, and checkout platform components for Affirm’s financial products. Improve system performance, reliability, tooling, and engineering standards while collaborating across teams. Own components over their lifecycle, contribute to technical decisions, ship high-quality software at scale, and support peer development through communication and knowledge sharing.

Lead the design, development, and technical strategy for high-availability financial services supporting Affirm’s card loan platform. Build scalable APIs, data models, microservices, and event-driven systems; troubleshoot performance and reliability issues; collaborate cross-functionally on loan attribution and lifecycle requirements; and mentor engineers through technical guidance, design reviews, and code reviews.

Own the strategy and roadmap for Affirm’s consumer credit experiences across shopping, repayment, and marketing. Lead discovery, experimentation, personalization, and cross-functional execution with Engineering, Design, Analytics, Credit, Marketing, Commercial, and Legal teams. Translate complex credit capabilities into intuitive consumer journeys, including prequalification and purchasing power experiences. Define success metrics and improve activation, conversion, repeat engagement, comprehension, and responsible access to credit.

Develop and scale backend streaming and data infrastructure using technologies such as Kafka, Flink, AWS, and Kubernetes. Design, launch, test, and maintain distributed systems, monitor service availability, participate in on-call support, collaborate with product and engineering stakeholders, review code, and contribute to technical planning and team development.

Lead technical strategy and architecture for a backend search team building highly available distributed systems, recommendations, and discovery experiences. Partner with product, design, and analytics; establish engineering standards, operational processes, monitoring, testing, and on-call practices. Drive major technical initiatives, mentor engineers, communicate technical direction, and support scalable consumer and merchant experiences.

Own compliance advisory for Affirm Card across marketing, onboarding, payments, disputes, servicing, and remediation. Apply Reg E, Reg Z, CARD Act, UDAAP, and related requirements; review disclosures and UX; lead root-cause analysis and sustainable issue remediation; support regulatory exams and bank audits; maintain risk assessments and controls; develop training; and advise Product, Engineering, and Operations on compliant card features.

Design motion-forward visual experiences across product, web, email, lifecycle communications, and marketing. Create animations, illustrations, iconography, interaction patterns, prototypes, and reusable visual systems that improve comprehension and consistency. Own projects from concept through implementation, collaborate with product, engineering, brand, and marketing teams, and ensure assets are accessible, performant, and production-ready.