Oferty dla Maintenance praca Polska

03.04.2026 | Pełny etat | Bydgoszcz | Sii Sp. z o.o.Including audits and consulting, development and implementation, as well as support and maintenance of existing systems. We are looking for an experienced Shopify Developer to join our team and build scalable, high-performance e-commerce solutions for international clients. Your responsibilities - Design

03.04.2026 | Pełny etat | Toruń | Sii Sp. z o.o.Environments - this role is for you! Your responsibilities - Administering, configuring, and providing ongoing maintenance of Atlassian Cloud environments for clients - Managing system settings and optimizing Atlassian environments in line with best practices and business requirements - Troubleshooting

03.04.2026 | Pełny etat | Police | Sii Sp. z o.o.Environments - this role is for you! Your responsibilities - Administering, configuring, and providing ongoing maintenance of Atlassian Cloud environments for clients - Managing system settings and optimizing Atlassian environments in line with best practices and business requirements - Troubleshooting

03.04.2026 | Pełny etat | Łódź | Sii Sp. z o.o.Environments - this role is for you! Your responsibilities - Administering, configuring, and providing ongoing maintenance of Atlassian Cloud environments for clients - Managing system settings and optimizing Atlassian environments in line with best practices and business requirements - Troubleshooting

03.04.2026 | Pełny etat | Kórnik | Sii Sp. z o.o.Environments - this role is for you! Your responsibilities - Administering, configuring, and providing ongoing maintenance of Atlassian Cloud environments for clients - Managing system settings and optimizing Atlassian environments in line with best practices and business requirements - Troubleshooting

03.04.2026 | Pełny etat | Śrem | Sii Sp. z o.o.Environments - this role is for you! Your responsibilities - Administering, configuring, and providing ongoing maintenance of Atlassian Cloud environments for clients - Managing system settings and optimizing Atlassian environments in line with best practices and business requirements - Troubleshooting

02.04.2026 | Pełny etat | Poznań | Sii Sp. z o.o.To validate system integration - Optimize kernel performance and stability for high-speed network workloads - Contribute to internal Linux distributions and BSP maintenance Our requirements - Minimum 5 years of commercial experience in a similar position - Extensive experience in C/C+ development in both user

02.04.2026 | Pełny etat | Śrem | Sii Sp. z o.o.To validate system integration - Optimize kernel performance and stability for high-speed network workloads - Contribute to internal Linux distributions and BSP maintenance Our requirements - Minimum 5 years of commercial experience in a similar position - Extensive experience in C/C+ development in both user

02.04.2026 | Pełny etat | Kraków | Sii Sp. z o.o.Visiting the client's office in Warsaw twice a month. Your responsibilities - Designing and developing ETL solutions with Oracle ODI - Supporting CRM/ERP platform development and maintenance - Implementing secure, scalable, and testable software solutions - Clarifying requirements and conducting pre