Software Engineer III; Cloud SRE Engineer

Position: Software Engineer III (Cloud SRE Engineer)

Join to apply for the Software Engineer III (Cloud SRE Engineer) role at Cleerly

About Cleerly

Cleerly is a healthcare company revolutionizing how heart disease is diagnosed, treated, and tracked. Founded in 2017 by one of the world’s leading cardiologists, we are a growing team of world‑class engineering, operations, medical affairs, marketing, and sales leaders. In 2022 we raised $223M in Series C funding and in December 2024 we received an additional $106M in a Series C extension. Most of our teams are remote, with offices in Denver, Colorado;
New York, New York;
Dallas, Texas; and Lisbon, Portugal (some roles require on‑site presence).

Cleerly has created a new standard of care for heart disease through value‑based, AI‑driven precision diagnostic solutions aimed at preventing heart attacks. Our technology goes beyond traditional measures, providing comprehensive quantification and characterization of atherosclerosis (plaque buildup) in the heart arteries. Supported by more than a decade of some of the world’s largest clinical trials, we identify findings beyond symptoms that elevate risk.

About

The Opportunity

We are seeking a highly skilled, experienced Site Reliability Engineer (SRE) to join the core technical team of our next‑generation enterprise‑level imaging platform. In this critical role you will focus on the health and integrity of our systems, ensuring repeatable deployments and stability of new product streams within AWS. Responsibilities include implementing and maintaining observability, incident readiness, and secure connectivity to third‑party applications.

The SRE will collaborate closely with Product, Program, Software, and SQA Engineers to build the next generation product for heart disease diagnosis and provide IT support to Cleerly’s development partners and customers.

The ideal candidate possesses strong problem‑solving skills, with the ability to troubleshoot and address system and network issues promptly. We seek an individual who is:

• Team player with an appetite for hands‑on work.
• Highly motivated self‑starter who is detail oriented.
• Demonstrates strong ownership, accountability, and commitment to high‑quality deliverables.

Responsibilities Platform and Infrastructure

• Cloud Environment Buildout:
  Stand up and harden the new Hub cloud environment and deployment pipeline, ensuring reliability, security, and repeatability.
• Infrastructure Management:
  Design, develop, and manage cloud infrastructure using AWS services, Terraform (IaC), and Docker containers.
• System Integrity:
  Use strong system administration and network engineering skills to ensure the reliability, scalability, and performance of all platform systems.

Reliability, Observability, and Delivery

• Own observability and incident readiness end‑to‑end, including third‑party connectivity patterns, runtime guardrails, and defining upgrade strategies (canary/rollback).
• Drive Dev Ops automation:
  Implement Dev Ops methodologies and tools, facilitating CI, CD, and automation of infrastructure tasks.
• Reduce toil:
  Develop and maintain automation tools to proactively reduce manual operational tasks.

Security

• Ensure system and network security is always maintained by implementing and enforcing appropriate security measures across the platform.

Requirements Cloud Operations & Infrastructure

• Experience & Scale: 6–10+ years of professional experience running and managing production services on AWS.
• AWS Mastery:
  Deep understanding of core AWS fundamentals, including VPC networking, IAM, KMS, security groups, and routing.
• Infrastructure as Code:
  Expertise with IaC (Terraform, CDK, or Cloud Formation) and reliable environment replication.
• Container Platforms:
  Experience operating and managing container platforms (EKS/ECS) and/or scalable managed services.

Reliability and Delivery

• CI/CD Automation:
  Proven ability to design and automate comprehensive CI/CD pipelines (builds, tests, deploys, and rollbacks).
• Observability:
  Deep knowledge of metrics, logs, and traces; setting SLOs, configuring robust alerting, and managing structured incident response processes.
• HA/DR:
  Practical HA/DR thinking, including backup strategies, multi‑AZ patterns, and conducting…