Junior SRE: Automate, Scale & Secure AI Infra

Cosmose, Inc.; Warszawa; On-site; PLN 120,000 - 180,000; Full time

Job summary

Cosmose AI is seeking a Junior Site Reliability Engineer to help build reliable infrastructure and automation for AI-driven content solutions. You will contribute to performance optimization, security improvements, and cross-cloud networking across regions.

Join a startup‑style engineering team with a strong growth trajectory. The role emphasizes collaboration, proactive problem solving, and continuous learning in a fast-paced environment.

Qualifications

• Solid understanding of Linux operating systems.
• Programming skills, particularly in Python.
• Experience in managing a Linux-based server.
• Conceptual understanding of orchestration tools such as Kubernetes.
• Collaborative mindset with excellent problem-solving and detail orientation.
• Good communication in Polish and English.

Responsibilities

• Automate routine tasks and develop tools to reduce manual work.
• Optimize system performance and ensure reliability and scalability.
• Enhance security with automated checks and vulnerability scanning.
• Operate a cross-cloud network across multiple providers and regions.

Skills

Python

Linux

Kubernetes

Prometheus

Nginx

HAProxy

AWS

Jenkins

Ansible

Terraform

Tools

AWS

Prometheus

Grafana

HAProxy

Nginx

Jenkins

Ansible

Terraform

Redis

Postgres

Clickhouse

Kafka

RabbitMQ

Job description

Cosmose AI is seeking a Junior Site Reliability Engineer to help build reliable infrastructure and automation for AI-driven content solutions. You will contribute to performance optimization, security improvements, and cross-cloud networking across regions.

Join a startup‑style engineering team with a strong growth trajectory. The role emphasizes collaboration, proactive problem solving, and continuous learning in a fast-paced environment.