Oferty dla Data Processing It praca Warszawa

21.04.2026 | Pełny etat | Warszawa | MastercardServices Advisors & Consulting Services Services within Mastercard is responsible for acquiring, engaging, and retaining customers by managing fraud and risk, enhancing cybersecurity, and improving the digital payments experience. We provide value-added services and leverage expertise, data-driven insights

21.04.2026 | Pełny etat | Warszawa | MastercardAdvisors Research Center (L7) Our Purpose We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals

21.04.2026 | Pełny etat | Warszawa | SNISAP BTP Integration Suite - Create and maintain interfaces between SAP S/4HANA and external systems - Build and optimize APIs and integration flows (REST, SOAP) - Configure and manage middleware components for data exchange - Ensure integrations are secure, scalable, and reliable - Monitor

21.04.2026 | Pełny etat | Warszawa | MastercardMastercard) (L8) Our Purpose We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial

21.04.2026 | Pełny etat | Warszawa | MastercardAdvisors Research Center (L7) Our Purpose We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals

21.04.2026 | Pełny etat | Warszawa | MastercardMastercard) (L8) Our Purpose We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial

21.04.2026 | Pełny etat | Warszawa | Jit TeamExpected competencies and knowledge - Strong hands-on experience with Kotlin for backend development - Solid experience with Python for scripting and data processing - Practical knowledge of AWS and infrastructure provisioning (preferably with Terraform) - Experience working with Kafka for event-driven

21.04.2026 | Pełny etat | Warszawa | ROCKWOOL GLOBAL BUSINESS SERVICE CENTERFor billiards. What you will be doing - Developing robust, scalable technical solutions; - Implementing and maintaining automated build and deployment pipelines; - Developing features across the stack - from data access and business logic to UI; - Writing unit tests, fixing bugs, and documenting when needed

21.04.2026 | Pełny etat | Warszawa | C&FFor ​ Business Analysis & Process Improvement Analyze and map Supply Chain processes across areas such as planning, logistics, warehousing, order fulfillment, and inventory management Identify improvement opportunities based on data, KPIs, and benchmarking Translate business needs into process and system