Senior Platform Engineer
Job in
Mississauga, Ontario, Canada
Listed on 2026-06-01
Listing for:
HappyCo
Full Time
position Listed on 2026-06-01
Job specializations:
-
Software Development
Backend Developer, Senior Developer, Cloud Engineer - Software, Golang
Job Description & How to Apply Below
Advance your career as a Senior Platform Engineer at Happy Co, focusing on the scalability and reliability of essential systems. Engage in hands‑on development and deliver critical platform capabilities to enhance product performance. This role is designed for an experienced engineer with 6+ years in software development, dedicated to strengthening integrations and APIs.
Key Responsibilities:
Design and maintain scalable platform services and APIs
Lead roadmap‑critical capabilities for platform enhancement
Ensure integrations perform reliably across customer environments
Improve system performance and observability metrics
Collaborate with cross‑functional engineering and product teams
Requirements:
6+ years of qualified software engineering experience
Proficient in Golang, Ruby on Rails, and Rust
Strong background in building infrastructure systems
Experience with distributed systems or complex platforms
Ability to manage problems from design to solution delivery
Contribute to transforming Happy Co's platform capabilities, ensuring reliability, performance, and collaboration drive success.
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Position Requirements
10+ Years
work experience
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