Senior Backend Engineer, ML Feature Platform (Remote)

Affirm, Inc.; United States; Remote; USD 173,000 - 233,000; Full time

Benefits offered by this job

Health coverage 100% for self and dep.

Monthly tech stipends

Generous time off

Employee stock purchase plan

Job summary

Affirm, Inc. is seeking a Senior Software Engineer, Backend (ML Feature Platform) to build reliable, scalable backend systems in a remote US setting.

You will own quarterly goals, collaborate with product and analytics, and drive platform improvements that empower data-driven decisions for ML features. The role emphasizes ownership, strong communication, and delivering high-quality code in a distributed team.

Qualifications

• 4+ years designing and launching backend systems at scale.
• Experience with Python or Kotlin.
• Strong knowledge of AWS, MySQL, and Kubernetes.
• Ability to plan delivery of major features with simple designs.
• Excellent written and verbal communication.
• Bachelor’s degree or equivalent experience.

Responsibilities

• Own and deliver quarterly team goals and lead engineers.
• Collaborate with product, design, and analytics across lifecycle.
• Identify and resolve project, process, tech, or business issues.
• Maintain artifacts with metrics and on-call support.
• Improve code review and design standards across the team.
• Mentor and develop team members with feedback and example.

Skills

Python

Kotlin

Distributed systems

AWS

MySQL

Kubernetes

Backend design

Education

Bachelor’s degree or equivalent

Tools

AWS

MySQL

Kubernetes

Job description

Affirm, Inc. is seeking a Senior Software Engineer, Backend (ML Feature Platform) to build reliable, scalable backend systems in a remote US setting.

You will own quarterly goals, collaborate with product and analytics, and drive platform improvements that empower data-driven decisions for ML features. The role emphasizes ownership, strong communication, and delivering high-quality code in a distributed team.