Faire · 1 day ago
Senior Backend Engineer - Ads Measurement
Toronto, Ontario, Canada
Full-time
Hybrid
Senior Level
$156K/yr - $214K/yr
5+ years expFaire is an online wholesale marketplace focused on empowering independent retailers globally. The Senior Backend Engineer will own core algorithms and infrastructure for ads and search systems, collaborating with data science and analytics to enhance product decisions and performance.
E-CommerceMarketplaceRetailRetail TechnologyWholesale
Responsibilities
Own critical services within our Kotlin-based backend, driving reliability, scalability, and low-latency performance across billions of ad and search events
Design the data foundation for Ads: build and maintain batch/streaming ETL pipelines that power ranking, retrieval, and pricing systems, and defining metrics that enable self-serve analytics at scale
Measure and iterate on system performance, using experimentation and analytics to guide continuous improvement
Mentor engineers and contribute to team best practices in design reviews, performance tuning, and system architecture
Qualification
Required
5+ years in backend systems, including 2+ years working on large-scale analytical or decision systems
Proficiency in Kotlin, Java, or similar object-oriented languages; comfort with distributed systems, service design, and performance optimization
Experience integrating with ML-driven decision systems, experimentation frameworks, or real-time data pipelines
Strong communication skills and a track record of partnering with cross-functional stakeholders, from DS to PM, to deliver complex systems
Curiosity and a drive to understand complex market dynamics; passion for applying data and algorithms to real-world business problems
Bachelor's degree in Computer Science/Engineering or equivalent industry experience
Benefits
Equity
Benefits
Company
Faire
Faire is a marketplace and wholesale platform that helps retailers find and buy wholesale merchandise for their stores.
1001-5000 employees
Funding
Current Stage
Late StageTotal Funding
$1.71BKey Investors
WCM Investment ManagementShopifySequoia Capital
2025-11-17Secondary Market
2023-09-27Corporate Round
2022-05-10Series G· $416M
Leadership Team
Max Rhodes
Co-founder and CEO
Daniele Perito
Board Member & Co-Founder
Recent News
Crunchbase News
2026-01-22
Digital Commerce 360
2025-12-31
Company data provided by crunchbase