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 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. For more information, visit illumin.com and check out our Life @ illumin video here!

We are hiring a Senior Software Engineer on our UI team at illumin! In this role, you will work cross-functionally to build and scale new technologies and features for our customers. Reporting to the Engineering manager, you will work with a smart, highly-motivated team of UI engineers to solve engaging technical challenges.

What You Will Do

• Design, develop, and deploy system-wide frameworks to be leveraged by feature teams.

• Build in-house development tools to improve developer efficiency.

• Explore and evaluate new technologies (e.g., storage, monitoring) in collaboration with the Enterprise Architect.

• Provide technical leadership for the Front-End Engineering team.

• Collaborate with cross-functional teams across the organization.

• Own end-to-end feature development, including implementation and testing.

• Drive critical architecture and technology decisions at both feature and project levels.

• Conduct thorough code reviews to maintain high-quality standards.

What You Will Need

• Master’s degree in Software Engineering, Computer Science, or a related field.

• 8+ years of hands-on software development experience with TypeScript, React, Node.js, and Next.js.

• 8+ years of experience working with MySQL.

• 5+ years of experience in AdTech, MarTech, or related industries.

• 3+ years of tech leadership experience.

• Proficiency in Kafka, Aerospike, Druid, and HBase.

• Deep understanding of ECMAScript, Web APIs, HTML, and CSS.

• Strong technical documentation and communication skills.

• Excellent analytical and problem-solving abilities.

• Experience optimizing the performance of web applications.

• Proven ability to collaborate closely with design and product teams.

• Expertise in architecting and implementing end-to-end solutions with modern front-end frameworks.

• Experience working in hybrid teams with offshore resources (preferably in Ukraine).

• Fluency in English, Russian, and Ukrainian.

• Strong knowledge of software development methodologies, including Agile and iterative processes.

• Deep understanding of the online media market, including DSPs, pay-per-click advertising, media buying, industry trends, and competitors.

• Extensive experience with Git, Bamboo, Jira, and Confluence.

• Proven experience in large-scale, high-frequency transaction processing environments, ensuring reliability, scalability, and performance optimization.

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