Senior Backend Engineer — Remote, Scalable APIs

Affirm; Los Angeles (CA); On-site; USD 195,000 - 255,000; Full time

Benefits offered by this job

Health care coverage

Flexible Spending Wallets

Time off

ESPP

Job summary

Affirm is a remote-first company with a California presence that seeks an experienced backend engineer to own and deliver quarterly goals. You will lead engineers, collaborate with product, design, and analytics, and drive scalable services in Python or Kotlin.

You will design robust distributed systems, advocate for safe changes in a large codebase, and help grow talent through mentorship and strong ownership. This role offers health benefits, equity, and flexible work arrangements.

Qualifications

• 4+ years designing, developing and launching backend systems at scale.

Responsibilities

• Own and deliver quarterly goals for your team and lead engineers through ambiguity.

Skills

Python

Kotlin

Distributed systems

Backend design

Collaboration

Code quality

Education

Bachelor's degree or equivalent in a related field

Tools

AWS

MySQL

Kubernetes

Job description

Affirm is a remote-first company with a California presence that seeks an experienced backend engineer to own and deliver quarterly goals. You will lead engineers, collaborate with product, design, and analytics, and drive scalable services in Python or Kotlin.

You will design robust distributed systems, advocate for safe changes in a large codebase, and help grow talent through mentorship and strong ownership. This role offers health benefits, equity, and flexible work arrangements.