Associate Software Engineer, Expenses at Justworks

Toronto, Canada💼 Full-time💰 $109,000–$109,000🗓 2026-09-01 → 2026-09-26

Core

Building expense submissions, approvals, and reimbursements services while migrating from Ruby/Rails to Go and developing AI-powered features.

Role type

Associate Software Engineer (Expenses)

Builds

Expense management services for small businesses

Domain

Fintech / HR Tech

Deliverable

product features

Required skills

Modern server-side language, REST APIs, SQL, relational data models

Preferred skills

Go, AI-assisted development

Technologies

Go, Ruby on Rails, JavaScript, MySQL, Kafka, AWS, Redis, Docker, Terraform, Kubernetes, CircleCI, Datadog

Responsibilities

Build expense submission and approval workflows, migrate legacy services to Go, develop AI-powered features

Seniority

Junior, hands-on IC

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About Justworks

Justworks is leveling the playing field for all small businesses. We handle the nitty-gritty of payroll, benefits, compliance, and HR, so our customers have more time to learn, grow, and seek something worthwhile. Today, Justworks offices in New York, Toronto, London, Tampa and Mexico City serve more than 12,000 businesses and 200,000 workers around the globe.