Oferty dla Maintenance praca Polska

19.04.2026 | Pełny etat | Gdynia | Jit TeamAnd executing test cases - Maintenance of existing test cases - Reporting defects, tracking bugs and work progress in JIRA - Close cooperation with the client, business analyst and development team - Reviewing and actively helping defining issues and tasks for developers Expected competences and knowledge - 3

17.04.2026 | Pełny etat | Kraków | Mindbox Sp. z o.o.Our requirements - Strong understanding of Kafka architecture and experience with cluster maintenance and security. - Hands-on experience with Apache Kafka and Confluent Kafka. - Familiarity with Infrastructure as Code and automation-first principles. - Experience with DevOps tools GitHub, JIRA

17.04.2026 | Pełny etat | Warszawa | Webellian Sp.z o oCustomers - a leader in the insurance industry. As a Mid Java Engineer, you will work on the development and maintenance of a server-side rendered (SSR) Java application, which constitutes the core of the system (approximately 80-90% backend/server-side logic). The frontend layer represents around 10-20

17.04.2026 | Pełny etat | Warszawa | emagine PolskaBuilding and maintaining a data warehouse in Snowflake (using dbt). - Optimizing and writing SQL queries. - Creating and maintaining reports in Power BI, including working with DAX and tabular models. - Managing ELT processes and data integration. - Ensuring platform stability through maintenance

17.04.2026 | Pełny etat | Łódź | Commerzbank AGData scientists, and engineers to translate requirements into valuable solutions. - Integration of AI Models Support data scientists by integrating their models and insights into our system landscape to deliver actionable intelligence. - Scalable Architecture Contribute to the design and maintenance

16.04.2026 | Pełny etat | Wysokie Mazowieckie | XTBFor you. We are a certified Great Place to Work company. Responsibilities - Design, development and long-term maintenance of the CI/CD platform based on GitLab (Self-Managed - SaaS), - Building, development and optimization of advanced GitLab CI/CD pipelines for multiple teams and technologies

16.04.2026 | Pełny etat | Katowice | STATSCORE Sp. z o.o.%)- maintenance and bug fixing (~15%)- internal meetings and analyses (~15%) Technologies you will be using (At least be familiar with a few of them)Sass, Tailwind CSS, PWA, NestJS, Koa, Redis, MongoDB, MySQL, RabbitMq, WebSocket, Docker, Git, CI/CD. Your responsibilities - Build company’s products

16.04.2026 | Pełny etat | Wysokie Mazowieckie | XTBFor you. We are a certified Great Place to Work company. Responsibilities - Design, development and long-term maintenance of the CI/CD platform based on GitLab (Self-Managed - SaaS), - Building, development and optimization of advanced GitLab CI/CD pipelines for multiple teams and technologies

16.04.2026 | Pełny etat | Wysokie Mazowieckie | XTBFor you. We are a certified Great Place to Work company. Responsibilities - Design, development and long-term maintenance of the CI/CD platform based on GitLab (Self-Managed - SaaS), - Building, development and optimization of advanced GitLab CI/CD pipelines for multiple teams and technologies