Canada

Senior Back-end Engineer Scalable Data Systems (Montreal)

Senior Back-end Engineer Scalable Data Systems (Montreal)
Description
Join our Vulnerability Management Platform team as a Senior Back-end Engineer for Scalable Data Systems, where you’ll lead the design and development of high-throughput, data-intensive services that power critical security insights. You’ll own greenfield features from architecture to deployment, mentor teammates, and help shape the future of our platform. We’re looking for a proactive engineer who thrives in fast-paced environments, takes full ownership of their work, and is passionate about building scalable systems that process billions of events daily. What You’ll Do - Architect and implement high-throughput ETL pipelines to onboard new datasets and enrich vulnerability context. - Design and build scalable, maintainable RESTful APIs using FastAPI, SQLModel, and Redis to expose current data points to the UI. - Optimize API performance to meet strict SLAs (e.g., sub-second response times). - Automate repetitive tasks to reduce engineering toil and improve operational efficiency. - Collaborate with DevOps to deploy and scale services in OpenShift/Kubernetes environments. - Monitor and analyze API usage, latency, and error rates to ensure reliability and performance. - Define integration patterns and data flows between system components. - Conduct design and code reviews, and mentor junior developers on best practices for data pipeline and API development. - Establish and uphold technical standards and architectural guidelines. What We’re Looking For - 5+ years of experience building high-throughput, data-intensive applications. - Proven expertise in Python and relational databases. - Strong understanding of distributed systems, caching strategies, and microservices architecture. - Experience designing systems that handle billions of events and support hundreds of thousands of users. - Deep knowledge of data modeling, schema design, and query optimization. - Familiarity with containerized environments (Docker, Kubernetes/OpenShift). - Strong analytical and problem‑solving skills. - Excellent communication and documentation abilities. - A proactive, independent mindset with a strong sense of ownership and reliability. Bonus Points - Experience in vulnerability management or cybersecurity domains. - Prior success mentoring engineers and leading architectural decisions. Apply on Kit Job: kitjob.ca/job/2pas02
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