Full-Stack Senior Software Engineer

Position: Full-Stack Senior Software Engineer

Location: Toronto, ON (4 days hybrid)

Contract: Long Term

About the Role

We’re looking for a Full-Stack Senior Software Engineer to join our team and help shape the financial future of the next generation. You’ll work closely with product and design to translate concepts into clean, production-ready code that serves thousands of young users. This is an ideal role for developers who want to see their work immediately impact

customers.

Required:

Develop and maintain user-facing features using React Native and TypeScript with a NestJS backend

Collaborate with product and design teams to create polished interfaces, from UX/design to technical API implementation

Design, build, and maintain reusable component libraries that scale across the platform

Contribute meaningfully to architecture discussions, performance optimization, and system design

Help define and champion development best practices, leading by example and elevating team excellence

Own complex deliverables across the complete development lifecycle, from concept to production

Be comfortable being part of an on-call rotation, driving and supporting incident remediation, and recommending and implementing improvements

Proven expertise in TypeScript, NestJS, React Native, and Expo

Strong backend skills with PostgreSQL and TypeORM

Solid experience with testing frameworks (Jest, Vitest)

Proven track record of delivering ownership of complex, scalable systems

Deep consideration for maintainability, testability, performance, and scalability in your code

Experience building complex user flows and polished user interfaces

Senior-level judgment with architectural opinions and technical perspective

Payments or financial services domain knowledge

Nice to Have:

Detox for end-to-end testing

AWS cloud infrastructure experience

Figma for design collaboration