Affirm
Staff Software Engineer, Backend (Order Platform)
$204K–$290K
Remote US · Remote · Staff · Full-time · Posted Aug 10, 2026
- Experience
- 8+ years
- Education
- Either equivalent practical experience or a Bachelor’s degree in a related field.
About the job
Sets technical strategy and leads development of reliable, scalable post-checkout systems for orders, captures, refunds, and settlement.
What you'll do
- Define team technical strategy and lead business-impacting projects in collaboration with product, design, and analytics.
- Own system reliability and operations, including monitoring, on-call processes, testing, and alerting.
- Set engineering standards, mentor teammates, and guide technical solutions across teams.
What they ask for
- 8+ years designing, developing, and launching backend systems at scale using languages such as Python or Kotlin.
- Extensive experience developing highly available distributed systems.
- Experience planning and delivering major features or system changes, including deprecations.
- Either equivalent practical experience or a Bachelor’s degree in a related field.
Nice to have
- Experience in payments, commerce, ledger, or another financially sensitive domain.
Pay
$230,000 - $290,000 USD base salary; $204,000 - $264,000 USD base salary
Tools
Python, Kotlin, AWS, MySQL, Spark, Kubernetes
Model-written summary · the original posting is authoritative