Senior Backend Engineer, Scale & Capacity (Remote)

Affirm, Inc.; United States; Remote; USD 108,000 - 151,000; Full time

Benefits offered by this job

Health coverage for employees and for

Job summary

Affim is seeking an experienced backend engineering leader to own quarterly goals, guide engineers through ambiguity, and ensure delivery excellence. You will collaborate with product, design and analytics while scaling services for high-traffic events and maintaining reliable capacity planning across regions.

You will drive architecture with emphasis on autoscaling, multi-threading, and maintainable code in a remote-first environment. Strong communication and ownership are essential.

Qualifications

• 4+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin.
• Track record of developing highly available distributed systems using AWS, MySQL and Kubernetes.
• Experience supporting scale up and down of large scale sales events such as Prime Day, Black Friday Cyber Monday, or other sales holidays.
• Experience tuning autoscaling, CPU/Memory, and multi-threading for compute type workloads.
• Ability to define a technical plan for the delivery of a significant feature or system component with an elegant, simple and extensible design.
• Proven ownership of growth, seeking feedback, and strong collaboration across teams.

Responsibilities

• Own and deliver quarterly goals for your team and lead engineers through ambiguity to solve open-ended problems.
• Collaborate with product management, design and analytics to align on risks and trade-offs.
• Proactively identify and solve project, process, technology or business issues.
• Support operations and availability of team artifacts with metrics and on-call efforts.
• Foster a culture of quality and ownership by setting code review and design standards.

Skills

Backend design

Distributed systems

Python/Kotlin

Autoscaling

Multi-threading

Communication

Ownership

Education

Bachelor's degree or equivalent practical experience

Tools

AWS

Kubernetes

MySQL

Job description

Affim is seeking an experienced backend engineering leader to own quarterly goals, guide engineers through ambiguity, and ensure delivery excellence. You will collaborate with product, design and analytics while scaling services for high-traffic events and maintaining reliable capacity planning across regions.

You will drive architecture with emphasis on autoscaling, multi-threading, and maintainable code in a remote-first environment. Strong communication and ownership are essential.