Software Engineer, Backend Developer, Ruby on Rails

Position: Staff Software Engineer
Junip is looking for a Staff Software Engineer who wants to help shoppers make the right purchasing decisions when shopping online.

The Junip product
We operate a review platform at significant scale (10,000+ customers / merchants, tens of millions of shoppers / reviews). We also have new agentic product that is growing quickly. They both work together to help shoppers make purchasing decisions when buying from ecommerce stores.

What you’ll do

Design and implement new features end to end, primarily using Rails and React

Solve performance and infrastructure challenges to scale while improving speed & reliability

Actively collaborate with CX and other team members to fold learnings back into the product experience

Maintain integrations with Shopify and other platform partners (Tik Tok Shop, Meta, Google Shopping etc)

Some of the technology you’ll work with
Ruby on Rails, PostgreSQL, RubyLLM, Vector DB(s), Redis, Sidekiq, AWS etc

Need to have

Experience building web applications at significant scale, ideally in Ruby on Rails and/or adjacent technologies

Deep understanding of the software development lifecycle, crafting maintainable code

Comfort & eagerness to ship to production daily

Confidence in crafting public APIs, leveraging webhooks and building scalable services (finding solutions to N+1 query problems, maintaining endpoint speed and reliability)

Excellent written communication, able to clearly articulate complex ideas / plans

Experience using AI tools to accelerate both your pace & quality of software development

Nice to have

Experience building for ecommerce merchants

Experience building agentic tools

Important things to know

Competitive benefits, PTO & compensation

We’re a small team

Profitable + growing

We have an office in Kitchener

Day to day is typically flexible/remote

Need to be EST, Canada, preference for candidates within 2 hours of Kitchener-Waterloo (London, Toronto, Hamilton etc)