Site Reliability Engineer (SRE team)

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

Are you passionate about building reliable, scalable platforms and improving system resilience and performance? We are looking for a Site Reliability Engineer (SRE) to work in a dynamic environment focused on ensuring availability, efficiency, and operational excellence for cloud-native solutions.

Sounds like your kind of challenge?

#LI-Hybrid - 2 days per month on-site in Warsaw

What you'll be doing

Improve the availability, latency, and efficiency of Java microservice-based systems.
Split time equally between coding and working with product squads to enforce engineering standards (e.g., logging, monitoring).
Optimize microservices performance through database query improvements, reduced response times, and lowered processing overhead.
Implement observability tooling and lead performance tuning initiatives for large-scale distributed systems.
Provide training for teams on microservice performance improvements, mock incident management, and game days.

Note: Detailed project information will be shared during the recruitment process.

What you get in return

Flexible cooperation model – choose the form that suits you best
(B2B, employment contract, etc.)
Hybrid work setup – remote days available depending on the client’s arrangements
Collaborative team culture – work alongside experienced professionals eager to share knowledge
Continuous development – access to training platforms and growth opportunities
Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
High quality equipment – laptop and essential software provided

Who we're looking for

Passionate engineer experienced in building and maintaining Java-based services, ideally with Spring framework and microservices architecture.
Experience with Docker and Kubernetes in production environments.
Experience with cloud platforms: AWS or Google Cloud Platform (GCP).
Solid understanding of observability practices, performance tuning, and debugging techniques.
Broad experience running and optimizing Java-based microservices including database performance queries.
Ability to work collaboratively across teams and mentor others.

Nice to have

Experience with message-driven architectures or event sourcing.
Familiarity with modern observability patterns and tooling.

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Ready to take the next step?

Submit your application! We look forward to reviewing your profile 😊

Know someone who might be a great fit?
Feel free to share this opportunity using the referral link: Mindbox Referrals System