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September 28, 2026
Senior Site Reliability Engineer (SRE)
Senior • Remote
21,900 - 36,500 PLN/yr
Warsaw, Poland
Apply now
Quick Facts
Role: Senior Site Reliability Engineer (SRE)
Focus: Scalability, reliability, incident response, automation, and full-stack diagnostics for enterprise applications
Description
Join a Senior Site Reliability Engineering role on the Vault Platform team to ensure enterprise application scalability and reliability at global scale. You will build cloud infrastructure, lead incident triage and mitigation, automate manual work, and use full-stack diagnostics to determine root causes. The position emphasizes backend engineering with deep Java expertise and modern open-source and cloud technologies.
Responsibilities
Build new cloud infrastructure from scratch using software development best practices
Ensure platform scalability and reliability for hundreds of global customers
Lead incident management, including triage and mitigation (on-call may be required)
Automate and optimize processes to reduce issue resolution time
Perform full-stack diagnostics and root-cause analysis for production problems
Partner with engineering on complex problems and scalability considerations
Participate in design reviews to improve operational efficiency and platform scalability
Collaborate cross-functionally with Product Management, Design, and QA
Communicate effectively during outages with both technical and non-technical stakeholders
Mentor team members and contribute to a high-performing team environment
Requirements
5+ years of Java development experience
Hands-on operational experience in production environments with incident management and root cause analysis
Proven ability to write clean, testable, readable, and maintainable code
Hands-on experience with open-source technologies such as Spring, MySQL, Hibernate, Solr, Maven, Git, Tomcat, Linux, AWS, Vagrant, Docker, and Kubernetes
3+ years of relational database experience with expert SQL skills
Scripting proficiency with Shell/Bash, Ansible, Python, Go, or Ruby
Demonstrated incident leadership and communication across levels
Proven mentorship impact
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