Engineering Manager, Resilience & Production Testing

Affirm, Inc.; Denver (CO); Remote; USD 204,000 - 264,000; Full time

Benefits offered by this job

Health coverage for you and dependents

Monthly tech setup stipends

Flexible time off

ESPP

Job summary

Affim is seeking a seasoned Engineering Manager to lead the Resilience Engineering team. You will guide production load testing and chaos engineering initiatives to validate systems under stress, protecting real users from faults and outages.

You will mentor engineers building platforms for safe experimentation, partner with infrastructure and product leaders, and establish best practices across the software lifecycle. This role emphasizes safety, observability, and proactive failure prevention.

Qualifications

• Led engineering teams in reliability, infrastructure, or distributed systems.
• Hands-on experience with production load testing, chaos engineering, or large-scale system validation.
• Experience with cloud-native environments (AWS, Kubernetes) and observability tooling.
• Strong programming background (Python, Kotlin, Java, or similar).

Responsibilities

• Define and drive the vision for resilience engineering at Affim, focusing on production load testing and chaos engineering as core practices.
• Lead and mentor engineers building platforms and tooling for safe production experimentation.
• Partner with infrastructure, product, and security leadership to embed resilience validation into the software development lifecycle.
• Establish best practices for safely testing system limits and failure scenarios in production.
• Own platforms enabling safe, controlled production load testing and fault injection.
• Ensure safeguards: isolation boundaries, approval workflows, and automated rollback mechanisms.
• Build end-to-end observability, traceability, and auditability for resilience experiments.
• Drive reliability improvements via load testing and chaos experiments.
• Establish monitoring, alerting, and incident response tailored to resilience validation.

Skills

Leadership

Chaos engineering

Production testing

Distributed systems

Programming

Education

Bachelor's degree or equivalent

Tools

Gremlin

Harness

Job description

Affim is seeking a seasoned Engineering Manager to lead the Resilience Engineering team. You will guide production load testing and chaos engineering initiatives to validate systems under stress, protecting real users from faults and outages.

You will mentor engineers building platforms for safe experimentation, partner with infrastructure and product leaders, and establish best practices across the software lifecycle. This role emphasizes safety, observability, and proactive failure prevention.