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Offer summary
(Summary generated by AI based on the full job description)
The project involves a cloud-to-cloud SaaS backup platform with high availability. The required technologies include Java, Spring Boot, RESTful API, KeyCloak, SQL, Docker, Kafka/RabbitMQ. Responsibilities cover technical design, end-to-end feature ownership, ensuring scalability and reliability, maintaining code quality, and mentoring the team. Strong initiative and independent technical decision-making are essential.
from: 16 July 2026
to: 15 August 2026
25 000 - 28 000 złgross/ mth.contract of employment (full-time)
Offer parameters
level:senior
working mode:hybrid
Kraków, Stare Miasto
Requirements
Expected technologies
Java
Spring Boot
SQL
Docker
Kafka
Operating system
Linux
Our requirements
- 5+ years of backend Java development experience
- Solid experience with the Spring Boot ecosystem, RESTful API design, and modern service-oriented architecture
- Experience working with KeyCloak, and good understanding of Authentication and authorization systems
- Solid understanding of SQL and working with relational databases
- Experience with docker and containerized solutions
- Familiarity with event-driven architecture (e.g. Kafka, RabbitMQ)
- Experience with CI/CD pipelines and modern DevOps practices
- Strong initiative and a proactive mindset, with a willingness to share knowledge in a collaborative environment
- Ability to work independently and take full ownership of technical decisions
Your responsibilities
- Lead technical design and architecture for features and services, ensuring scalability and maintainability
- Participate in all phases of the software development lifecycle
- Collaborate with Product, QA, Support, and Operations teams to resolve issues and deliver improvements
- Maintain high code quality by clear documentation, thorough code review, and architectural improvements
- Ensure system reliability, including error handling, observability, and scalability
- Mentor and grow other developers; be the go-to technical authority on the team
About the project
We are building a Java team in our Krakow office at Keepit, and we're looking for a Senior Java Engineer to help shape it from the ground up. You will work on our cloud-to-cloud backup platform: a distributed, high-availability system that protects the critical SaaS data of organizations worldwide. This role involves owning complex components and features end-to-end, while also driving key architectural decisions for greenfield Java backend projects.
Proactiveness, initiative, and strong decision-making are essential for this role. We need someone who can set the bar, not just meet it.
Finally, and most importantly, you need to be curious and willing to adapt and learn about new and/or proprietary systems to truly succeed in this role.
As we collaborate across locations, English is our primary language. Please submit your CV in English to support the review process.
What we offer
- Official employment – Umowa o pracę contract
- Creative tax (KUP 50)
- 4 additional working days of vacation leave per full calendar year
- 3 days of internal sick leave without a doctor`s note
- Health and Life Insurance
- Employee Capital Plan (PPK)
- Multisport card compensation
- Coverage of professional training sessions, meetups, etc.
- English-speaking club with native speakers
- Polish language classes
- Internet and Glasses reimbursement
- Cosy office in Krakow city centre (Długa, 72) with beverages, fruit, and cookies
- Winter and summer parties, events, team-buildings
KEEPIT POLAND SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Our platform provides customers with an immutable, historical archive of their data in systems such as Microsoft 365, Google Workspace, Salesforce, Entra ID, Dynamics 365, and Zendesk. We protect our customers against everything, from ransomware to simple accidents. We pride ourselves on backing up hundreds of petabytes of data in a performant, reliable, and predictable way.
Senior Software Engineer (Java)
25k–28k zł / mth. (CoE)
I apply to:
KEEPIT POLAND SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Kraków, Stare Miasto
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