Senior Application Reliability Engineer

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

Are you passionate about building highly reliable and secure 24/7 production systems? Do you thrive in a global DevOps environment, leveraging SRE best practices to drive automation, performance, and operational excellence? If so, this role is for you!

Sounds like your kind of challenge?

What you’ll be doing

Serve as a Site Reliability Engineer within a global DevOps team, supporting mission-critical services operating 24/7.
Implement solutions aligned with SRE best practices to improve service availability, performance, security, and transparency.
Act as a technical lead during incident resolution, perform root cause analysis, and facilitate post-incident reviews.
Participate in software architecture design and planning.Define SLIs and SLOs, build and maintain observability systems, monitor operational performance, and execute remediation plans.
Plan and execute application/infrastructure migrations, disaster recovery exercises, and product upgrades.
Enhance automation and develop self-service capabilities to improve user experience and reduce manual effort.
Provide on-call support on a rotational basis for rapid incident response.
Support scheduled maintenance activities, including occasional weekends, to ensure system reliability with minimal disruption.

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 (6 days per month from Cracow office)
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

7+ years of experience in Production Application Support or Site Reliability Engineering in high-availability environments.
Strong expertise with automation, build, and monitoring tools such as Ansible, Jenkins, Prometheus, and Grafana.
Exceptional analytical and troubleshooting skills.Solid full-stack engineering skills with experience in Java, Python, JavaScript, NodeJS, React, and SQL.
Comprehensive understanding of the Software Development Life Cycle (SDLC) and best practices.
Excellent communication skills with the ability to collaborate across globally dispersed, cross-functional teams and vendors.
Experience working with large Atlassian Jira and Confluence Data Center instances is a plus, but not required. Quick learners with adaptability are welcome!

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.

Senior Application Reliability Engineer

Kraków

B2B

1300 - 1450 pln/md net + VAT

Apply for position

I will handle your recruitment

Karolina Cieślik

SUPPORT & BENEFITS

Private healthcare

Fast access to doctors and medical tests.

Mindbox fully covers the individual package. You can extend the coverage to your partner and family on preferential terms. A wide network of medical providers and clear rules for everyday use.

Multisport

Energy that pays off.

We cover 50% of the card cost. You get access to thousands of sports facilities across Poland, plus a convenient mobile app. Additional cards for family members are available.

Training & development

Practical support for your career growth.

We co‑fund courses, certifications and conferences under a clear Training Policy. You also get access to a library of recorded webinars and trainings – available whenever you need them.

Eyewear or contact lenses co‑funding

Clear vision means comfortable work.

Up to PLN 500 every two years, with an additional PLN 300 available in justified cases. Simple reimbursement, regardless of your form of cooperation.

Group life insurance

Real protection from day one.

Option I is fully funded by Mindbox, Option II is co‑funded. You can include your partner and adult children, with coverage that also applies to treatment and hospitalisation abroad.

Ongoing support from the Talent Network Development

You’re not on your own in a project.

Regular contact, quick response and a partnership‑based approach. You focus on your work — we help take care of the rest.

Regular integration meet‑ups

Relationships that work beyond the project.

Cyclical meet‑ups for contractors in major cities across Poland. A space to talk, exchange experience and stay in real contact with the Mindbox team.

Annual company‑wide integration

One event. The whole community.

A two‑day company gathering with accommodation, transport and a full activity programme. Time to connect teams from across Poland and build shared experiences.