DevOps Engineer

Sigma Software; Kraków; On-site; PLN 260,000 - 420,000; Full time

Job summary

Sigma Software in Kraków is seeking a DevOps Engineer to join a high-performing, 30+ person DevOps team. You’ll own infrastructure, design CI/CD pipelines, and maintain Kubernetes environments while collaborating with developers to improve reliability.

Key requirements include 3+ years in DevOps, Docker/Kubernetes, Terraform/Ansible, and scripting. The role emphasizes security, monitoring, and incident response in a fast-growing setting.

Qualifications

• 3+ years of DevOps or infrastructure engineering experience.
• Hands-on with Docker and Kubernetes in production environments.
• Experience designing CI/CD pipelines in Azure DevOps.
• Knowledge of YAML pipelines, templates, and governance.
• Terraform/Ansible experience for infrastructure as code.
• Scripting in Bash and Python or PowerShell.

Responsibilities

• Participate in infrastructure and environment architecture planning.
• Design, implement, and improve CI/CD pipelines and automation.
• Build and maintain scalable Kubernetes-based environments.
• Optimize infrastructure performance, reliability, and efficiency.
• Troubleshoot production infrastructure, networking, and delivery issues.
• Support and maintain existing environments.
• Implement security best practices, secrets management, and access control.
• Collaborate with development teams on infra topics.
• Engage in incident response and post-incident improvements.

Skills

Docker

Kubernetes

CI/CD pipelines

Azure DevOps

YAML pipelines

Scripting

Security principles

Monitoring

Incident response

Secrets management

Tools

Terraform

Ansible

Grafana

OpenSearch

Elasticsearch

HashiCorp Vault

TLS certificates

Job description

We are inviting a DevOps Engineer to work in a top-notch DevOps team, which includes more than 30 talented specialists and continues to grow.

This is an unique opportunity to become part of a high-performing team, working with industry best practices and modern methodologies. You’ll have the chance to take ownership, contribute to key projects, and excel in a dynamic and collaborative environment.

Job Description

• Participate in infrastructure and environment architecture planning
• Design, implement, and improve CI/CD pipelines and automation processes
• Build and maintain scalable Kubernetes-based environments
• Optimize infrastructure performance, reliability, and operational efficiency
• Troubleshoot production infrastructure, networking, and application delivery issues
• Support and maintain existing environments
• Implement infrastructure security best practices, secrets management, and access control
• Collaborate closely with development teams on infrastructure-related topics
• Participate in incident response, root-cause analysis, and post-incident improvements
• Drive continuous improvement initiatives and recommend new technologies and practices

Qualifications

• 3+ years of commercial experience as a DevOps Engineer or Infrastructure Engineer
• Strong hands-on experience with Docker and Kubernetes
• Solid experience with CI/CD pipelines in Azure DevOps
• Good knowledge of YAML pipelines, reusable templates, approval gates, and Azure Repos governance
• Experience managing Linux and Windows build agents and Azure Artifacts feeds
• Practical experience with Terraform and/or Ansible
• Strong scripting skills with Bash and Python or PowerShell
• Experience with monitoring and observability tools such as Grafana, OpenSearch, or Elasticsearch
• Strong understanding of infrastructure and application security principles
• Experience with HashiCorp Vault or similar secrets management solutions
• Experience managing TLS certificates and secure infrastructure configurations
• Understanding of least privilege, network segmentation, and isolated environments
• Experience troubleshooting production systems and participating in incident response

WILL BE A PLUS:

• AWS experience with EC2, S3, IAM, RDS, and VPC
• Experience with AI infrastructure or LLM-powered services
• Knowledge of Azure AI Foundry, OpenAI APIs, or Anthropic APIs
• Experience monitoring and supporting AI workloads in production
• Experience integrating AI-related automation into CI/CD pipelines
• Practical use of AI coding assistants such as GitHub Copilot or Claude Code
• Knowledge of AI-related data protection and audit logging practices

Additional Information

PERSONAL PROFILE

• Proactive and ownership-driven mindset
• Strong communication and collaboration skills
• Strong analytical and problem-solving skills
• Ability to work effectively in a collaborative team environment
• Attention to detail and commitment to infrastructure reliability
• Eagerness to learn and explore new technologies

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