Site Reliability Engineer

MPower Plus; Kraków; On-site; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Health insurance

On-site gym

Job summary

MPower Plus in Kraków seeks a Senior Platform Engineer to optimize cloud-native architecture and build scalable, reliable production operations. You will improve incident response, expand CNCF tooling, and drive automation across a multi-region platform, ensuring high availability and performance.

The role emphasizes hands-on Kubernetes, Linux/Unix administration, and automation in Python or Go, with strong collaboration across software and ops teams to uphold operational excellence.

Qualifications

• Hands-on experience deploying, operating, and troubleshooting containerized workloads in production Kubernetes environments.
• Experience diagnosing and administering Linux/Unix systems, networking, and services.
• Proficient in Python or Go for automation and backend tooling.
• Knowledge of integrating security scanning tools (SAST/DAST) into CI/CD pipelines.

Responsibilities

• Collaborate to optimize architecture for availability, latency, performance, and reliability using cloud-native tools.
• Design and implement scalable operations tooling to support platform growth across regions.
• Design, deploy, and maintain AWS cloud-native services that are elastic and resilient.
• Contribute to 24x7 incident response and on-call rotation improvements.
• Expand CNCF solutions like Kubernetes, Service Mesh, Prometheus, OpenTelemetry, and ArgoCD for reliability.
• Automate production operations to provide guardrails and continuous platform operation.
• Develop automation for scalable service/platform operations including deployment and chaos testing.
• Identify obstacles hindering operational excellence and provide solutions.
• Generalize and standardize solutions to enable repeatable success across multi-region platform.
• Play a key role in scaling tests and environments, working with application teams to improve reliability.

Skills

Kubernetes

Service Mesh

Prometheus

OpenTelemetry

ArgoCD

Linux/Unix

Networking

Python/Go

CI/CD

Security scanning

Automation tooling

Tools

ArgoCD

Docker

Job description

• Collaborate with software engineers to optimize architecture and services for availability, latency, performance, and reliability using cloud-native tools.
• While staying updated on industry best practices, design and implement scalable and reliable operations tooling to support platform growth and scaling across multiple regions.
• Design, deploy, maintain AWS cloud-native services that are elastic and resilient to failure.
• Participate in and improve our 24x7 incident response and on-call rotation.
• Use and expand our existing CNCF solutions like Kubernetes, Service Mesh, Prometheus, OpenTelemetry, and ArgoCD to increase platform reliability.
• Automate production operations to provide guardrails and continuous platform operation.
• Develop automation solutions for scalable service and platform operations, including deployment, scale testing, graceful failure, and chaos testing.
• Identify and provide solutions to common obstacles hindering operational excellence across engineering teams.
• Generalize and standardize solutions and processes to enable repeated success across our microservice-based multi-region platform.
• Play a key role in the platform by leveraging scale testing, additional environments, and working with application teams to improve system reliability.
• Manage a rapidly growing infrastructure capable of handling substantial daily data volumes, emphasizing operations/infrastructure/everything as code.

Skills

• Hands-on experience deploying, operating, and troubleshooting containerized workloads in production Kubernetes environments.
• Professional experience diagnosing and administrating Linux/Unix systems, including process management, file systems, and networking protocols (TCP/IP, DNS, HTTP).
• Professional experience developing automation tooling, operational scripts, or backend services using Python or Go.
• Practical experience building hardened container images and integrating automated security scanning tools (SAST, DAST, or container vulnerability scanners) into CI/CD pipelines.
• Familiarity with best practices for operating a large-scale, highly available enterprise platform.
• Excellent communication and documentation skills with strong sense of ownership, drive, and attention to detail