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Senior

Senior Fullstack Engineer

Confirmed live in the last 24 hours

Faire

Faire

Kitchener-Waterloo, ON; Toronto, ON
Hybrid
Posted March 25, 2026

Job Description

About Faire

Faire is an online wholesale marketplace built on the belief that the future is local — independent retailers around the globe are doing more revenue than Walmart and Amazon combined, but individually, they are small compared to these massive entities. At Faire, we're using the power of tech, data, and machine learning to connect this thriving community of entrepreneurs across the globe. Picture your favorite boutique in town — we help them discover the best products from around the world to sell in their stores. With the right tools and insights, we believe that we can level the playing field so that small businesses everywhere can compete with these big box and e-commerce giants.

By supporting the growth of independent businesses, Faire is driving positive economic impact in local communities, globally. We’re looking for smart, resourceful and passionate people to join us as we power the shop local movement. If you believe in community, come join ours.

About this role:

We are looking for a highly skilled and experienced Senior Fullstack Software Engineer to join our Ads team within the Discovery pillar. In this role, you will be a critical cross-functional team member building the platforms and tools that power Faire’s Ads ecosystem. You’ll play a key role in shaping how advertising is delivered, optimized, and measured at Faire.

What you’ll do:

  • Collaboration: Work closely with product managers, designers, engineering managers, and other stakeholders to significantly contribute to the success of Faire's business and engineering platform.
  • Product Ownership: Share ownership of our product, contributing to ongoing improvements that enhance the customer experience.
  • Technical Leadership: Help define the team's technical direction and roadmap, influencing the overall strategic direction of our engineering efforts.
  • Technical Improvements: Identify, prioritize, and drive technical improvements through multi-month projects that enhance the platform's performance and scalability.
  • Framework Development: Contribute to setting the technical direction of our server-driven UI framework. Design and execute engineering solutions that align with framework goals, ensuring scalability and broad adoption.
  • Backend Development: Unblock self by contributing to backend development, specially presentation layer, of server-driven UI functionalities and applications.
  • Performance Optimization: Optimize horizontal frameworks for peak performance and scalability. Work with state-of-the-art technologies such as Next.js, applying in-depth knowledge of frontend and backend performance techniques.
  • Mentorship: Mentor fellow developers by sharing industry best practices and fostering an environment of continuous learning and growth.

Qualifications:

  • 5+ years of experience 
  • Proficient in HTML, CSS, Typescript, and frameworks/libraries like React
  • Extensive experience in fullstack development, with a strong understanding of modern web technologies.
  • Strong understanding of web performance optimization techniques 
  • Strong collaboration skills, with the ability to work effectively in cross-functional teams.
  • Demonstrated ability to lead technical projects, from conception through execution.
  • A passion for creating high-quality, scalable, and performant code.
  • A bachelor's degree in Computer Science/Software Engineering or equivalent industry experience 
  • A love for technology, and an insatiable curiosity for new tools to solve real problems

Technologies we use and teach:

  • Typescript, Kotlin
  • React, Next.js 
  • Jest, cypress.io
reactpythontypescriptgomachine learningaifrontendbackendfullstackios