Staff/Principal Software Engineer (Java)
About the Role
We are seeking a Staff/Principal Software Engineer with 10+ years of experience building production-grade distributed systems. This is a hands-on Java backend and system design role focused on architecture, scalable microservices, AWS, and greenfield platform development.
Key Responsibilities:
Design and develop scalable distributed systems and microservices .
Hands‑on development with Java 21, Spring Boot, REST APIs .
Lead system design, architecture, scalability, and technical decisions .
Build 0‑to‑1/greenfield platforms with end‑to‑end ownership.
Develop solutions for AI/ML platforms, feature pipelines, or inference services .
Work with AWS across compute, storage, networking, and IAM.
Use AI‑assisted coding tools such as GitHub Copilot,



Claude, Cursor, or Windsurf.
Mentor engineers and provide technical leadership.
Required Skills:
10+ years software engineering experience.
Strong hands‑on AWS experience.
Experience with distributed systems and cloud‑native platforms .
AI/ML platform or inference experience.
Experience with AI‑assisted development tools .
Robust architecture, ownership, and mentoring experience.
Nice to Have:
Databricks
Python
Edge/CDN: Cloudflare Workers, Lambda@Edge, Fastly, Akamai
Observability, distributed tracing, and platform engineering.

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📌 Principal Staff Software Engineer (Ontario)
🏢 Apexon
📍 Ontario