illumin is a leading technology company that provides marketers with a one-stop solution for
omnichannel digital advertising with best-of-category return on advertising spend. Our journey
automation technology, illumin™, offers planning, buying, and real-time intelligence, all from one
platform. With proprietary Artificial Intelligence, illumin™ brings unique programmatic capabilities to
close the gap between advertising planning and execution. illumin is headquartered in Toronto and
has offices throughout Canada, the U.S., Europe, and Latin America.
illumin™ is seeking a highly skilled Senior Production Support Engineer to join our team and ensure
the operational stability and scalability of our proprietary illumin™ platform. This position is critical
to the uninterrupted delivery of our high-performance, AI-driven advertising technology and
requires deep technical expertise, and platform-specific knowledge.
illumin™ platform has a unique architecture and operational complexity which requires prior hands-
on experience supporting and enhancing similar large-scale ad-tech environments.
What You Will Do

• Platform-Specific Troubleshooting: Investigate and resolve complex technical issues within the illumin™ platform, ensuring minimal disruption to advertising campaigns and client services.
• Real-Time Production Support: Monitor and maintain the production environment with a focus on high-availability, high-throughput, and low-latency ad transaction processing.
• Platform Enhancements: Implement enhancements to the illumin™ platform in alignment with evolving product roadmaps, user feedback, and performance metrics.
• System Analysis & Optimization: Analyze performance bottlenecks, design scalable solutions, and improve system reliability using in-depth knowledge of digital advertising systems.
• Code Review & Quality Assurance: Participate in peer code reviews and enforce coding standards to ensure platform integrity and maintainability.
• Documentation & Knowledge Sharing: Maintain up-to-date technical documentation, including operational runbooks, incident logs, and support knowledge bases.
• Collaboration with Global Teams: Work closely with geographically distributed engineering and product teams, including collaboration with offshore teams (e.g., Ukraine, India, Pakistan), to ensure consistent service delivery.
• Security & Compliance: Implement and enforce best practices in software security, data privacy, and compliance across the illumin™ platform.
• Data Management & Modeling: Analyze, design, and optimize proprietary data models in alignment with the illumin™ platform architecture. Lead advanced database development, including indexing, partitioning, and performance tuning.
• Mentorship & Leadership: Mentor junior engineers and promote a culture of collaboration, continuous learning, and technical excellence.

What You Will Need

• Bachelor's or Master's degree in software engineering, Computer Science, or a related field.
• Minimum of 5 years of hands-on experience in software production support, preferably in Ad-tech, Martech, or other high-frequency transaction environments.
• Direct experience with programmatic advertising platforms, real-time bidding systems, or omnichannel marketing engines.
• Strong background in data modeling, temporal data processing, and both relational and non-relational databases (e.g., Druide, Mysql, QuestDB, PostgreSQL, Cassandra, MongoDB).
• Experience with real-time high-frequency, low-latency bidding systems.
• Working knowledge of the DSP/SSP workflows, knowledge of IAB specifications.
• Familiarity with IAB categories, and ad formats (e.g., VAST, VPAID, VMAP for video, Native, DOOH)
• Understanding of trackers and pixels for tracking various metrics and key events.
• Knowledge of bot detection, invalid traffic (IVT) mitigation, and viewability tracking standards (e.g., MOAT, IAS)
• Understanding of cookie syncing techniques between DSPs, SSPs, and DMPs
• Proficiency in diagnostic scripting and automation (e.g., Bash, Python, JavaScript, Java).
• Experience with production management tools (e.g., ERP, MES).
• Familiarity with networking protocols, distributed systems, and operating systems.
• Excellent documentation and verbal/written communication skills.
• Strong analytical and problem-solving abilities.
• Proven track record of effective collaboration with product and design teams.
• Experience working in hybrid teams, including offshore collaboration (preferably in Ukraine).
• Fluency in English, Russian, and Ukrainian to support communication across global teams.
• Strong understanding of Agile methodologies, SDLC, and hybrid delivery models.
• In-depth knowledge of the online media ecosystem, including DSPs, pay-per-click advertising, media buying, and key industry trends.
• Proficiency with tools such as Git, Jira, Confluence, Bamboo, and performance monitoring platforms.

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