Senior Software Engineer, Sentry

• Are a craftsperson who takes pride in building SDKs and APIs that feel natural, reliable, and delightful to use
• Are driven by making complex instrumentation simple and accessible for developers everywhere
• Thrive in a fast-paced environment where iteration and shipping are celebrated
• Are excited about contributing to a globally recognised open-source project full-time
• Flourish in a collaborative setting, learning from peers, mentoring teammates and raising the bar together
• Are curious about how AI monitoring intersects with proven practices in error tracking and observability
• At least 5 years of experience as a Software Engineer, with deep expertise in Python
• Proven track record building, maintaining, or contributing to SDKs, libraries, or frameworks
• Strong understanding of Python runtime behavior, instrumentation, and performance profiling
• Excellent written and verbal communication skills in English
• Based in Toronto, or open to commuting or relocation

Desirable

• Are you ready to shape the future of Python observability
• As a seasoned Python engineer, you’ll tackle complex projects in error monitoring, tracing, and logging while exploring new approaches such as AI to improve how developers instrument and understand their applications
• Join us at Sentry and build tools that empower millions of developers worldwide
• This isn’t your typical Software Engineering position
• As a key member of our Web Backend SDK team, you’ll shape the future of Python instrumentation and observability, from core error monitoring and performance tracing to exploring emerging approaches in observability
• You won’t just be maintaining code; you’ll be pushing the boundaries of what’s next for developer tooling
• A Universe of Python Opportunities: Keep the SDK rock solid at its core by maintaining key integrations, ensuring backward compatibility, and advancing error monitoring, structured logging, and tracing APIs. Your work will empower developers to instrument and debug Python applications with confidence
• End-to-End Ownership: From triaging community issues to designing, implementing, and shipping new features, you’ll have the empowerment to take projects from vision to reality, backed by tests, documentation, and examples that accelerate adoption
• Building What’s Next in Observability: Work at the forefront of new ideas and tools, including AI-driven approaches, that make complex workflows simpler and more accessible
• A Voice in the Open-Source Community: Open source is at the heart of Sentry. You’ll collaborate with developers worldwide, engage with popular Python framework and library maintainers, and represent Sentry in the conversations that shape this ecosystem
• Direct Impact and Connection: No layers of bureaucracy. You’ll work closely with our community on GitHub, squash critical issues alongside our Customer Operations team, and see your work in production across a wide range of industries