Senior DevOps Engineer

📍 NYC (Hybrid) or US Remote | Competitive + Equity About Avantos Avantos is building the AI-native operating system for financial services — transforming fragmented data into a single, intelligent system that powers workflows, automation, and decision-making. We’re a product-led, fast-moving team at the intersection of AI, fintech, and modern infrastructure. The Role We're seeking a Senior DevOps Engineer / Site Reliability Engineer to own and evolve our infrastructure, reliability, and deployment practices. You'll be responsible for building the foundational platform that enables our engineering teams to ship quickly and reliably while maintaining the security and compliance standards required in financial services. What You’ll Do Design, implement, and maintain our AWS cloud infrastructure using infrastructure-as-code principles with TerraformBuild and optimize CI/CD pipelines to enable rapid, safe deployments across multiple environmentsOwn observability strategy—implement comprehensive monitoring, logging, and alerting systems using Datadog and other toolingArchitect and manage containerized workloads on ECS Fargate and evaluate migration paths to KubernetesEstablish and enforce security best practices, working closely with compliance teams on financial services requirementsDesign and implement disaster recovery, backup, and business continuity strategiesOptimize system performance, cost efficiency, and resource utilization across AWS servicesCollaborate with engineering teams to improve service reliability, reduce toil, and establish SLOs/SLIsParticipate in incident response and conduct thorough post-mortems to drive continuous improvementMentor engineers on DevOps practices, cloud architecture patterns, and operational excellence What We’re Looking For 8+ years of experience in DevOps, SRE, or infrastructure engineering rolesExpert-level proficiency with AWS services including ECS Fargate, ALB, Cognito, S3, SQS, and related servicesDeep hands-on experience with Terraform for managing complex, multi-account AWS environmentsStrong scripting and automation skills in Python and/or BashProven experience designing and implementing CI/CD pipelines (GitHub Actions, ArgoCD, or similar)Solid understanding of containerization technologies (Docker) and orchestration platforms (Kubernetes/ECS)Experience with observability and monitoring tools (Datadog, CloudWatch, or equivalent)Deep knowledge of networking, security, and AWS best practicesStrong problem-solving abilities and experience troubleshooting complex distributed systemsExcellent communication skills and ability to work cross-functionally with engineering teams Bonus Have startup or early-stage experienceExperience with PostgreSQL performance tuning and RDS management Why Join Build the foundation layer of an AI-native productHigh ownership + direct impact The Fit You’re a systems thinker with a passion for reliability and automation. You love tackling complex infrastructure challenges, thrive in fast-paced environments, and are motivated by the responsibility of building secure, scalable platforms from the ground up. You collaborate deeply, care about operational excellence, and are energized by turning ambiguity into robust solutions that help teams move faster and safer.