Senior Backend Engineer – Search & Discovery (Remote)

Affirm; Oshawa; Remote; CAD 181,000 - 241,000; Full time

Benefits offered by this job

Health coverage for you and dependents

Tech stipend

Flexible time off

ESPP

Job summary

Affirm is building a remote-first team in Canada to design and scale backend systems using Python or Kotlin. You will lead technical strategy, partner with product and design, and own on-call readiness while promoting code quality.

Expect collaboration across global teams and opportunities to impact discovery, search and monetization initiatives. The role emphasizes owning team operations, mentoring others, and delivering high-availability services with modern tech stacks in a remote-friendly

Qualifications

• 8+ years designing, developing and launching backend systems at scale.
• Strong experience with Python or Kotlin and distributed architectures.
• Proven ability to ship features with high availability.
• Experience with AWS, MySQL, Spark, and Kubernetes.
• Proven collaboration across product, design and analytics teams.

Responsibilities

• Set technical strategy for your team on a year-long horizon.
• Collaborate across product, design and analytics during development.
• Define and advocate technical solutions and operational processes.
• Own team operations, monitoring, playbooks and on-call readiness.
• Foster code quality and design standards across teams.
• Develop talent through feedback and leadership.

Skills

Python

Kotlin

Distributed systems

Code quality

Collaboration

Tools

AWS

MySQL

Spark

Kubernetes

React

Job description

Affirm is building a remote-first team in Canada to design and scale backend systems using Python or Kotlin. You will lead technical strategy, partner with product and design, and own on-call readiness while promoting code quality.

Expect collaboration across global teams and opportunities to impact discovery, search and monetization initiatives. The role emphasizes owning team operations, mentoring others, and delivering high-availability services with modern tech stacks in a remote-friendly