Annual salary: CAD $85,000–$110,000.

Backend Developer

Full-time | Remote within Canada

About SafeSale

SafeSale Canada is a marketplace for buying and selling used items, serving individuals and businesses. Our web and mobile experiences guide participants through identity checks, offers, payment choices, item inspection and handoff confirmation.

The role

Help build and maintain the backend services that power SafeSale across its website and mobile apps. This hands-on role focuses on reliable APIs, secure data handling and clear transaction workflows.

What you will do

- Develop APIs for accounts, listings, search, offers and transactions.
- Integrate payments, identity verification and notifications, with reliable webhook handling and retries.
- Implement authorization and privacy controls across web and mobile clients.
- Improve databases, background jobs, logging, monitoring and reliability.
- Write automated tests, review code and document technical decisions.
- Troubleshoot production issues and deliver controlled releases with rollback plans.
- Improve marketplace workflows, including refunds requiring admin approval.

What you bring





- Experience building and maintaining production backend applications.
- Strong skills in a backend language and framework, API design and SQL.
- Understanding of authentication, role-based authorization and secure coding.
- Experience with Git, automated testing, CI/CD and cloud deployments.
- Ability to troubleshoot asynchronous integrations, idempotency and failure recovery.
- Clear communication and independent remote working skills.

Useful experience

Marketplace or e-commerce platforms, Stripe integrations, identity verification, serverless systems and APIs supporting mobile apps.

Location

Full time, remote within Canada. Applicants must be based in Canada and legally authorized to work in Canada.

How to apply

Apply through LinkedIn with your résumé and a short description of relevant backend work. Portfolio or GitHub links are welcome. Do not share confidential code or credentials.

SafeSale welcomes applicants from diverse backgrounds. Please let us know if you need an accommodation during hiring.

📌 Backend Developer (Canada)
🏢 SafeSale Canada
📍 Canada