Senior Software Engineer (Service Infrastructure)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.

Job Description

We are looking to hire a DevOps Engineer in the Service Infrastructure team. This is a mission-critical role of ensuring our large scale infrastructure systems are healthy, automated, and designed to scale. You will be partnering closely with the product and platform engineering teams to maintain high availability and reliability SLAs for Affirm services. We are looking for engineers with a strong coding or operations background and a passion for scalable and resilient cloud infrastructure, who pride themselves in creating self-healing, resilient, and secure infrastructure.

What You’ll Do as a team:

1. Analyse and review internal Affirm applications to design and implement improvements.
2. Ensure high availability of our cloud infrastructure.
3. Optimise Kubernetes clusters and resources within.
4. Manage infrastructure using best practices of infrastructure as code.
5. Secure business continuity and compliance needs through secure and resilient infrastructure.
6. Provide self-service solutions for Affirm engineers to streamline their work.
7. Write high-quality, testable, and easily digestible code that will serve as best practice templates.
8. Review others' code and designs and provide constructive feedback to meet our high-quality standards.
9. Design, create, and expand monitoring and visibility systems to ensure the stability of our team's services.
10. Serve as a technical resource across engineering, especially in guiding product development teams in areas of performance, reliability, and scalability.
11. Provide daily and on-call support to other engineering teams.
12. Optimise Affirm systems and code for cost efficiency, security, and compliance.

Your core skills:

1. At least 6 years of industry experience, including 4+ years as DevOps.
2. Proven coding skills, preferably in Python, Golang, or Kotlin.
3. Strong knowledge of Kubernetes.
4. Experience in public cloud (preferably AWS).
5. Design and development of highly available systems (99.99%+ SLA).
6. Infrastructure as code - preferably Terraform.
7. Mentoring and enabling other engineers.
8. Extensive knowledge of monitoring solutions (e.g., Prometheus, ELK).
9. Cost management.

Additional skills:

1. Developing multi-region cloud solutions.
2. Solid experience in cloud networking - both on cloud and within Kubernetes.
3. Experience with databases and optimizing database usage within infrastructure.
4. Good knowledge of SDLC tooling, including CI / CD systems, artifact, and container repositories.

Location - Remote Spain

We are able to offer visa sponsorship for this role, but do require that someone is based in Spain for the role.