Join to apply for the Senior Backend Developer (w/ Dev Ops experience) role at Sera4
Sera4 is expanding the Cloud Engineering team powering our Teleporte access control platform. We're looking for an experienced backend developer to design APIs, build scalable services, and contribute to Dev Ops automation and management.
What you'll do
Build and maintain backend services in Node.js and Ruby on Rails (bonus for Go)
Contribute to CI/CD pipelines, automation, and infrastructure reliability
Collaborate across hardware, mobile, and product teams to deliver seamless solutions
Deploy and manage containerized applications using Docker
Balance backend development with Dev Ops responsibilities
What we're looking for
5+ years of qualified software engineering experience
Expert in Node.js and/or Ruby on Rails development
Familiarity with microservices, APIs, and distributed systems
Hands‐on with AI coding tools like Cursor, Git Hub Copilot, or similar
Solid Linux + Cloud Dev Ops skills (AWS, GCP, Azure, or similar)
Proven experience with Docker and CI/CD workflows
Excellent English communication skills (written and spoken)
Must be based in Canada and able to come to the Waterloo, Ontario office occasionally
Local candidates given priority
Nice to have
Kubernetes, Terraform, or Helm
Security best practices for SaaS/on‐prem
Experience in IoT or hardware + software environments
Familiarity with ISO 27001
Why Sera4?
Be part of a global platform used in mission‐critical industries
Work with up-to-date dev + dev Ops toolsets that embrace innovation
Build products that bridge hardware, mobile, and cloud
Hybrid‐friendly team culture with Canadian roots and global reach
Sera4 is an equal prospect employer
Job Details
Seniority level: Mid‐Senior level
Employment type: Full‐time
Job function: Engineering and Information Technology
Industries: Computer and Network Security
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