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Senior Backend Engineer - Brand Platform

Kitchener-Waterloo, ON💼 Full-time💰 $156,000–$156,000🗓 2026-07-06 → 2026-07-31

Core

Building the codebase for brands to manage their business on Faire, including product listings, order fulfillment, and retailer communication.

Role type

Senior Backend Engineer (Brand Platform)

Builds

Core features of the Kotlin server, new APIs for website and mobile app, and AI enablement for common tasks.

Domain

E-commerce / Wholesale technology platform

Deliverable

production ML models | product features

Required skills

Kotlin, Java, NewSQL relational databases (CockroachDB), engineering productivity optimization, API design, performance optimization

Preferred skills

Experience using AI to automate large-scale code quality improvements

Technologies

Kotlin, Java, JUnit, Hibernate, Guice, Jersey, HTTP, JSON, Protocol Buffers, MySQL, CockroachDB, AWS

Responsibilities

Define clear service boundaries, build out AI enablement for common tasks, optimize performance of high-contention data models, deliver core features of the Kotlin server, design and build new APIs, help improve customer experience

Seniority

Senior, hands-on IC

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