Faire is helping independent retailers thrive in a world increasingly dominated by large chains and marketplaces. Every day, hundreds of thousands of retailers use Faire to discover unique products, connect with brands, and grow their businesses
As a Senior Engineer on our Growth team, you’ll build products and experiments that directly influence how retailers discover, adopt, and engage with Faire
Your work will sit at the intersection of product, engineering, data science, design, and marketing, giving you an unusual level of visibility into both customer outcomes and business impact
Growth is one of Faire’s most important strategic areas. You’ll identify opportunities, develop hypotheses, launch experiments, and use data to determine what works
Whether you’re improving onboarding, increasing engagement, driving retention, or helping retailers realize value faster, you’ll see the results of your work reflected in meaningful business metrics
You’ll have significant ownership, move quickly from idea to launch, and help shape the future of one of Faire’s most important product areas
Own high-impact initiatives that improve retailer acquisition, activation, engagement, and retention
Design, build, and iterate on experiments that influence key business outcomes
Partner closely with Product, Design, Data Science, Analytics, and Marketing to identify growth opportunities and execute on them
Collaborate with Marketing to optimize campaigns, paid spend, and marketing tech
Use data to understand customer behavior, evaluate experiment results, and guide future investments
Build scalable systems and product experiences that support Faire’s continued growth
Contribute to technical strategy while maintaining a high bar for engineering quality, performance, and reliability




Within your first 6–12 months, you will:
Launch and iterate on multiple growth experiments
Become a trusted partner to product, design, and data science stakeholders
Improve one or more key retailer growth metrics
Lead a significant initiative from concept through launch and measurement
Influence the roadmap and strategy for retailer growth at Faire
Technologies we use & teach:
Experience with similar technologies is welcome - you don’t need experience with our exact stack
Frontend development (e.g., React, TypeScript/JavaScript, modern UI frameworks, performance optimization)
Backend: Kotlin, Java, Guice, Jersey, Hibernate
Datastores: MySQL, CockroachDB
Infrastructure & Cloud: AWS (EC2, S3, RDS), Docker
APIs & Data: HTTP, REST, JSON, Protocol Buffers
Experimentation & Growth: Feature flagging systems, A/B testing frameworks, traffic ramping tools
Advantages Comprehensive healthcare: Including Health, Dental, Vision and Disability for all our locations.
Time off: Paid time off, holidays and company-wide “Faire Fundays”.
Parental leave: Generous parental and family leave, as well as fertility support benefits.
Productivity support: Monthly stipends to help cover work from home connectivity needs.
Annual learning grant: For personal and professional development, as well as unlimited access to training courses through LinkedIn Learning.
Thoughtfully designed spaces:



All of our offices have been designed with local in mind – from our architects to our coffee blends.
Fitness and well-being benefits: Including monthly credit towards your wellness-related programmes.
Mental health benefits: Including free access to Modern Health therapists and resources.
Charitable matching: Faire will match up to £250 of your charity donations, every year.
Career planning: Whether you want to grow as a leader, hone your craft or explore a new discipline, our career framework allows space for you to explore.
We have fullstack, backend and frontend open roles across product teams in Growth that are being hired through this job posting - 5+ years of professional software engineering experienceExcellent problem-solving and collaboration skillsWe’re looking for engineers who are excited about building products that create measurable customer and business impactComfort working in fast-moving, highly cross-functional environmentsThis is an ideal role for engineers who enjoy combining technical excellence with product thinkingDon’t meet every qualification? We know great candidates come from many different backgrounds and experiences. If you’re excited about the role, Strong experience building backend systems or modern frontend applicationsA track record of shipping customer-facing products and driving meaningful outcomesCuriosity about customer behavior, experimentation, and data-informed decision makingExperience working with Marketing or Paid Spend OptimizationExperience working on products at significant scaleExperience designing and analyzing A/B testsFamiliarity with product analytics and experimentation platformsExperience with growth, experimentation, marketplace, or consumer product teams

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📌 Senior Product Engineer (Retailer Experience & Growth, Fullstack, Backend or Frontend) (Ontario)
🏢 Faire
📍 Ontario