Senior Backend Engineer Campaign Infrastructure

Build scalable campaign infrastructure remotely from Canada using Python or Ruby, distributed systems expertise, and modern backend engineering practices.

This Senior Backend Developer joins the Campaigns Team within a collaborative engineering group. You will develop large-scale backend applications supporting personalized, multi-channel marketing campaigns. The work spans campaign authoring, content assembly, audience targeting, delivery workflows, observability, and technical leadership.

Key Responsibilities:

• Design backend systems for campaign creation, configuration, and scheduling
• Assemble content, templates, targeting rules, and audience eligibility
• Maintain reliable delivery services, monitoring, and alerting
• Improve reliability through metrics, observability, and incident management
• Mentor engineers and champion automated testing and maintainable architecture

Requirements:

• At least five years of software engineering experience
• Experience building fault-tolerant distributed systems at scale
• Proficiency with Python or Ruby and strong fundamentals
• Experience with PostgreSQL, schema design, and query optimization
• Knowledge of APIs, cloud platforms, microservices, and containers

Apply backend engineering, distributed systems, and technical leadership to scalable campaign infrastructure supporting personalized customer communications across Canada.