Description de l'emploi

Role: Senior Java Developer / Site Reliability Engineer (SRE)
Location: Warsaw, Krakow, Wroclaw
Type of work: hybrid work i(2-3 days per week in office)
Contract: only contract of employment
Salary: base + financial bonus

Please note: for this role we can not consider candidates who require company support to legally live and work in Poland


This role is level 3 support for all PPT products. Is needed to take part in on-call rotation.
Europe standard working hours.
On call- ~1 weekend/month can be on-call support required in 9-5 CEST

About the role:

We are seeking a highly skilled and proactive Senior Java Developer with strong Site Reliability Engineering (SRE) capabilities to join our team. This role is ideal for someone who thrives in a fast-paced environment, enjoys solving complex problems, and is passionate about building resilient, scalable systems.

• Design, develop, and deploy multi-tiered web-based enterprise applications using Java and J2EE technologies (Spring, Hibernate, JDBC, JNDI, IBM MQ Series, Web Services – SOAP/REST).
• Provide architectural and practical guidance to improve system resiliency, performance, efficiency, and cost optimization.
• Troubleshoot and debug complex production issues across distributed systems.
• Participate in Agile ceremonies and contribute to analysis, design, coding, and unit testing phases.
• Support production environments, manage incidents, and perform root cause analysis.
• Monitor system health using tools like Splunk, Prometheus, Grafana.
• Work with messaging and data technologies such as Kafka, Cassandra, Oracle, and MySQL.
• Develop scripts in Python and/or Bash for automation and operational tasks.
• Collaborate with cross-functional teams to ensure high availability and reliability of services.
• (Optional) Contribute to mobile SDK development if applicable.

• Proven experience in Java development and microservices architecture.
• Strong troubleshooting and debugging skills in complex environments.
• Hands-on experience with observability tools (Splunk, Prometheus, Grafana).
• Familiarity with distributed systems and messaging platforms (Kafka).
• Experience with databases: Oracle, MySQL, Cassandra.
• Proficiency in scripting languages (Python and/or Bash).
• Solid understanding of Agile methodologies.
• Exposure to mobile SDKs is a plus.

• Working with a state-of-the-art hotel property management system.
• Opportunity to do something that has high impact and game changing in our industry
• Big benefit package: language courses, free medical care, life insurance, my benefit platform