Principal Cloud & SRE Architect for Scalable Infra

Sezzle; Mexico; Hybrid; PHP 8,746,000 - 14,553,000; Full time

Job summary

Sezzle seeks a Principal Infrastructure Engineer to design, build, operate, and scale its platform. You will own architecture, tackle the hardest infrastructure problems, and drive reliability and cost efficiency at scale.

The role centers on AWS, Kubernetes, Aurora RDS (MySQL/Postgres), and deep automation, with on-call responsibilities and AI-assisted tooling to improve incident response. Strong coding and IaC skills are essential.

Qualifications

• Bachelor's degree in Computer Science or similar field.
• 12+ years of experience across infrastructure, platform, or SRE.
• Deep AWS and Kubernetes production expertise.
• Strong coding/automation skills in Golang and Python.

Responsibilities

• Own the technical architecture and evolution of core infrastructure.
• Build and operate the Kubernetes platform with reliability.
• Scale Aurora RDS for MySQL and Postgres and optimize queries.
• Write infrastructure as code and automate recurring tasks.

Skills

AWS

Kubernetes

Golang

Python

AI tooling

Incident response

Education

Bachelor's degree in Computer Science

Tools

Terraform

Git

GitLab

Job description

Sezzle seeks a Principal Infrastructure Engineer to design, build, operate, and scale its platform. You will own architecture, tackle the hardest infrastructure problems, and drive reliability and cost efficiency at scale.

The role centers on AWS, Kubernetes, Aurora RDS (MySQL/Postgres), and deep automation, with on-call responsibilities and AI-assisted tooling to improve incident response. Strong coding and IaC skills are essential.