[Hiring] Senior DevOps Engineer @Kiefer

Role Description

Senior DevOps Engineer and first dedicated infrastructure hire on the Sophea platform. You will standardize deployment pipelines, build observability from the ground up, and extend infrastructure-as-code across all services. The foundations exist; your job is to make them consistent, reliable, and scalable for enterprise production.

Our stack: 10+ Python (FastAPI) and TypeScript microservices on AWS (EKS, App Runner, ECR), with PostgreSQL, Redis, OpenSearch, Kafka, and S3.

• Standardize CI/CD pipelines (GitHub Actions) and Helm charts across 10+ microservices
• Build centralized logging, metrics, and alerting (currently a gap)
• Extend Terraform to cover full AWS infrastructure
• Improve deployment reliability: staging environments, rollback strategies, health checks
• Harden security: container scanning, secrets management, network policies
• Improve the local development experience (Docker Compose orchestration for all services)

Qualifications

• 5-7+ years of professional DevOps / infrastructure engineering experience
• Strong expertise in Kubernetes (EKS preferred) and Helm
• Production experience with Terraform or equivalent IaC (CloudFormation, Pulumi)
• Deep experience with AWS (ECR, EKS, App Runner, S3, CloudFront, IAM)
• Proficiency designing and maintaining CI/CD pipelines (GitHub Actions preferred)
• Track record building observability (logging, metrics, tracing) for distributed systems

Requirements

• Nice to have: GitOps (ArgoCD, Flux)
• MLOps infrastructure (model serving, GPU workloads)
• Kafka operational management
• Cost optimization for cloud infrastructure
• Python/Bash scripting for automation

Benefits

• Compensation: upper-quartile for Greek/EU market
• Remote: fully remote within EU, or hybrid from Athens
• Ownership: first dedicated DevOps hire, define infrastructure standards from day one
• AI-native: real infra challenges with LLMs, GPU workloads, and event-driven pipelines
• Growth: budget for conferences/courses/certifications, path to infrastructure lead
• Culture: engineering-first, low meetings, high autonomy, async-first