Senior Software Developer - Back End

We are seeking a highly accomplished Senior Back End Software Developer to lead the technical design, server-side implementation, and database integration of enterprise-scale applications. In this role, you will take hands-on technical ownership of the data interchange between core server architectures and public-facing frontend platforms. Operating across complex transactional ecosystems, you will translate detailed systems specifications into secure, high-performance backend logic, build scalable web API layers, and provide specialized tier-3 troubleshooting to ensure system efficiency and resilience.

Location: Toronto, ON (Onsite at 222 Jarvis St., 7.25 hours per day between 8:00 AM and 5:00 PM)

Duration: 10-month contract



Advantages
End-to-End Logic Ownership: Command full technical control over server-side logic execution, database structures, and backend data-interchange pathways.

Balanced Full-Stack Exposure: Expand your e...