Senior Staff Software Engineer

Copper

full-time

Posted on: 9/20/2025

Origin: • 🇨🇦 Canada

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💰 CA$180,000 - CA$200,000 per year

Senior

AWSCloudDistributed SystemsKubernetesRubyRuby on Rails

About the role

Act as a Technical Lead on projects, guiding architectural decisions and mentoring other engineers
Add and improve features for Copper's CRM and advance the overall technology platform
Coordinate with client and server engineers, QA engineers, product managers, and UX designers
Work closely with DevOps Team to resolve application related infrastructure issues
Shape decisions at all stages of the software development lifecycle - definition, development, delivery, and observability
Drive the design and implementation of highly scalable and available distributed SaaS solutions
Participate in critical component design and advise on strategic technical direction
Mentor and train fellow software engineers on software development best practices
Research and recommend new technologies to ensure application scalability, maintainability and quality
Ensure technical documentation for solution designs is created and maintained
Drive quality through the creation of end-to-end tests
Collaborate with peers and stakeholders for technology advancement and product delivery
Participate in Product discussions to advise on and influence the roadmap

8+ years of experience in backend engineering, with 2+ years in a Staff or Senior Staff role
Ideally experience focused on both front-end and back-end technologies
Expertise in Ruby on Rails or a similar framework
Deep knowledge of distributed systems, database design, and API architecture
Experience with queuing systems (Resque or similar), caching, and search indexing tools
Deep understanding of CI/CD pipelines and tooling
Comfortable working in Kubernetes-based environments and with cloud infrastructure (e.g. AWS)
Excellent communication, cross-functional collaboration and technical leadership skills
Experience working with, evolving, and improving large codebases
Experience growing code, systems, and capacity for performance and scale
Track record of championing observability, including monitoring, alerting, and debugging workflows
Familiarity with incident management and postmortem culture
Ability to work seamlessly with remote Engineering and Product teams throughout North America
Must currently live in Canada and be legally eligible to work in Canada