Backend Engineer II - Redis Cache & Storage (Remote)

Affirm; United States; Remote; USD 140,000 - 210,000; Full time

Benefits offered by this job

Fully subsidized health coverage

Employee equity

Job summary

Affirm is a remote-first fintech company building a clear, predictable way to pay over time. You will help scale our Cache Services on Redis and Valkey, productionize cache clusters, and automate self-service workflows while collaborating with client teams to optimize caching strategies in production.

Strong Python or Kotlin experience and deep Redis/Valkey expertise are required, along with on-call ownership for stateful services.

Qualifications

• Experience designing and launching backend systems.
• Proficient in Python or Kotlin.
• Deep expertise with Redis/Valkey, distributed systems, and infrastructure automation.
• Strong communication and ownership, with on-call experience for stateful services.

Responsibilities

• Build and scale Affirm's Cache Services on Redis and Valkey.
• Productionize cache clusters and automate self-service workflows.
• Partner with client teams on caching strategy and operate the fleet in production.

Skills

Backend design

Python

Kotlin

Redis

Valkey

Distributed systems

Infrastructure automation

On-call experience

Tools

Redis

Valkey

Job description

Affirm is a remote-first fintech company building a clear, predictable way to pay over time. You will help scale our Cache Services on Redis and Valkey, productionize cache clusters, and automate self-service workflows while collaborating with client teams to optimize caching strategies in production.

Strong Python or Kotlin experience and deep Redis/Valkey expertise are required, along with on-call ownership for stateful services.