Senior Backend Developer, Campaigns Team

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer, Campaigns Team based in Canada. Join a collaborative engineering team building the core infrastructure behind advanced content personalization and multi-channel marketing campaigns. In this hands-on role, you will design, develop, and maintain scalable backend systems that enable marketers to create, schedule, and deliver personalized messages across email, SMS, push notifications, and other channels. You will take ownership of critical platform capabilities, from campaign authoring and content assembly to audience targeting and reliable delivery workflows. Working closely with Product and Engineering teams, you will help shape technical architecture, improve system performance, and introduce flexible solutions that support evolving business needs. You will contribute to a distributed, high-scale environment where reliability, maintainability, and engineering excellence are essential. This is an opportunity to drive meaningful technical improvements, mentor fellow engineers, and build technology that helps leading brands deliver more relevant customer experiences.