Sr. Staff Software Engineer (Cloud Native/SASE)

TL;DR

Sr. Staff Software Engineer (Cloud Native/SASE): Leading the design and implementation of a cloud-native, multi-tenant SASE solution with an accent on distributed systems architecture and gateway traffic management. Focus on building scalable, resilient platform capabilities, defining multi-tenancy models, and driving operational efficiency across a global customer network.

Location: Toronto, Ontario

Company

hirify.global is a leading provider of AI-powered IT management and cybersecurity software, serving MSPs and internal IT organizations worldwide.

What you will do

• Lead the architecture and technical design of SASE control-plane services for tenant configuration, policy, and lifecycle management.
• Design scalable, highly available cloud-native systems supporting dynamic gateway scaling and multi-region traffic management.
• Evaluate and implement multi-tenancy models with clear trade-offs regarding scale, isolation, performance, and cost.
• Partner with data-plane teams to define APIs, traffic flows, and policy enforcement mechanisms for routing and connectivity.
• Establish engineering standards for CI/CD, infrastructure as code, and observability in collaboration with DevOps and SRE teams.
• Provide technical leadership by mentoring senior engineers and translating complex architecture into executable roadmaps.

Requirements

• 10+ years of experience building large-scale distributed systems in SaaS, networking, or security environments.
• 3+ years of experience in a Staff, Principal, or Architect-level role with end-to-end ownership.
• 5+ years of experience with SASE, SSE, SD-WAN, or ZTNA technologies and large-scale gateway deployments.
• Strong hands-on experience with PHP and Golang.
• 3+ years of production experience with Kubernetes, cloud-native design, and multi-region deployments.
• 3+ years of experience designing multi-tenant architectures.

Nice to have

• Experience with data plane concepts such as IPSec, WireGuard, and TLS-based tunnels.
• Proficiency with CI/CD pipelines and infrastructure-as-code tools like Terraform or CloudFormation.
• Proven ability to influence technical strategy across multiple teams.

Culture & Benefits

• High-growth, high-performance environment focused on innovation and results.
• Opportunity to work on globally distributed systems managing over 15 million endpoints.
• Collaborative culture that values accountability and continuous improvement.