Site Reliability Engineer – Real-Time FinTech Platform

Onyx is hiring a Site Reliability Engineer for our NoHo, Manhattan office to build and scale reliable production systems on AWS. You’ll own infrastructure, deployment pipelines, and observability, collaborating with engineers across product and security to keep latency low and uptime high. You’ll manage Terraform-based infrastructure, strengthen monitoring with Datadog, and lead incident response, post-incident reviews, and runbooks while balancing long-term improvements with immediate