Remote Backend Engineer (Python/Kotlin) Scalable Systems

Affirm, Inc.; St. Louis (MO); Remote; USD 146,000 - 206,000; Full time

Benefits offered by this job

Health coverage

Monthly stipends

Flexible time off

ESPP

Job summary

Affirm, Inc. is seeking a software engineer to join our remote-first Engineering team. You will design, build, and maintain backend systems using Python or Kotlin, contributing to scalable distributed services.

You will collaborate with product, design, and analytics to translate business needs into reliable software, participate in code reviews, and help maintain robust metrics and on‑call readiness.

Qualifications

• 1.5+ years of experience as a software engineer.
• Experience designing, developing and launching backend systems with Python or Kotlin.
• Familiar with distributed systems and technologies like AWS, MySQL and Kubernetes.
• Ability to translate simple problems into multi‑component solutions with clear, well-tested code.
• Comfort navigating a large codebase and providing feedback via code reviews.
• Demonstrates ownership of growth and proactively seeks feedback.
• Strong verbal and written communication for collaboration with a global team.
• Equivalent practical experience or a Bachelor’s degree in a related field.

Responsibilities

• Break down larger projects into tasks, deliver in phases, and collaborate to ensure timely delivery.
• Support product management, design & analytics in ideation and decision-making with technical constraints.
• Support operations and availability by creating and monitoring metrics, and participate in on‑call efforts.
• Contribute to team community through growth and development activities, including interview participation.

Skills

Software engineering

Python

Kotlin

Distributed systems

Code reviews

Ownership

Communication

Education

Bachelor’s degree or equivalent in related field

Tools

AWS

MySQL

Kubernetes

Job description

Affirm, Inc. is seeking a software engineer to join our remote-first Engineering team. You will design, build, and maintain backend systems using Python or Kotlin, contributing to scalable distributed services.

You will collaborate with product, design, and analytics to translate business needs into reliable software, participate in code reviews, and help maintain robust metrics and on‑call readiness.