Senior Site Reliability Engineer (f/m/x)

Technologies we use

About the project

Your responsibilities

• Architect and drive the reliability, scalability, and performance of our multi-cloud provisioning platform across all production stacks
• Implement end-to-end automation pipelines to eliminate manual intervention and reduce technical toil
• Define, monitor, and improve critical system health indicators (SLIs/SLOs) to make data-driven architectural recommendations
• Collaborate with product and cross-functional engineering teams to embed reliability and security considerations early in the software development lifecycle (SDLC)
• Design robust incident detection mechanisms, triage critical incidents, and lead deep Root Cause Analysis (RCA) to implement long-term preventative engineering solutions
• Audit platform operations to identify bottlenecks, eliminate single points of failure, and reduce structural complexity

Our requirements

• Minimum 8 years of hands-on experience in Software Engineering, DevOps, or Systems Infrastructure
• At least 3 years of advanced expertise with AWS, including architecting and troubleshooting cloud environments
• Proven experience managing, scaling, and provisioning Kubernetes clusters in production
• Demonstrated autonomy in making architectural decisions and delivering production-ready, automated infrastructure without daily supervision
• Strong technical communication skills with the ability to align with Technical Leads and collaborate across engineering teams
• Advanced level of English and residency in Poland

Optional

• Experience with Microsoft Azure
• Proficiency in Python

What we offer

• Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
• Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
• We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
• Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
• Comfortable workplace – class A offices or remote work
• Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
• PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
• Investment in your growth – meetups, webinars, training platform and technology blog – you choose
• Fantastic atmosphere created by all Sii Power People

This is how we work on a project