Top Tech Jobs & Startup Jobs in Montreal

Contribute to web application development across frontend and backend systems. Build features, extend APIs, investigate and fix bugs, write tests, use AI coding tools, participate in code reviews, and document work. Collaborate with product and design teammates while communicating progress and blockers. The internship is full-time and in person in Montreal from January through April 2027.

Resolves client-reported software bugs by communicating with users, reproducing issues, investigating code with AI tools, developing fixes, adding tests, and validating results. Maintains Jira tickets and follows issues through release while escalating complex problems. The role offers mentorship and progression toward building complete product features using Python, FastAPI, Angular, TypeScript, CockroachDB, and Redis.

Software Development Interns will build and improve web application features, frontend components, and backend APIs. Responsibilities include debugging, writing and running tests, using AI coding tools, submitting pull requests, responding to code review, documenting changes, and collaborating with product and design teams. The role is full-time and in person in Montreal from September through December 2026.

Support the full product lifecycle for a B2B SaaS platform by testing features, documenting fixes, creating customer content and demos, triaging lender questions, reviewing customer feedback, maintaining the Jira backlog, building adoption reports, and contributing to product research and PRDs under the CPO’s guidance.

Own full-stack features across Angular lending applications, Python/FastAPI services, data models, and APIs. Build complex loan origination flows, document collection interfaces, and white-labeled portals. Develop with Pydantic, SQL, Redis, CockroachDB, and async patterns; participate in architecture, code reviews, testing, and cross-functional communication. The role requires strong TypeScript, reactive programming, forms, component architecture, state management, routing, performance, accessibility, and production experience across frontend and backend systems.