Krzysztof Krawczyk

Tech Lead / Architect, Sabre
Kraków, małopolskie

Doświadczenie zawodowe

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Principal Software Development
Sabre Airline Solutions
Software Development Architect. Driving technology decisions and design. Providing coaching and training for other team members. Maintaining application technical debt at the minimum possible value. Convincing steakholders to invest in technology. Forcing architecture evolution so it faces features and enhacements requirements.
Sabre Polska Sp. z o. o.
Team Lead / Senior Software Engineer
Reaccommodation Manager – web application for solving rebooking problems. Developed using Java, Hibernate, Spring, ESB – ServiceMix, ActiveMQ, JSP, Oracle
Responsibilities: leading the team, driving technology refresh, redesign of old architecture for high volume processing and testability,implementing and supervising performance improvements
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RMOps – leading and developing tool to integrate Movement Manager scheduling application with optimization engine. Java with JMS, XML, Jaxb, reusing existing product specific frameworks
Hands-On Mobile
Senior Software Engineer
Content Management and Delivery Platform for Mobile. Java, Spring, Hibernate, EJB 2.0. Responsibilities: Development of new features necessary for new deployment across several cellular network carriers in UK.
Sabre Polska Sp. z o. o.
Software Development Engineer
Client - Server scheduling application.
Responsibilities: Development, leading Krakow team, deployment, configuration
Technologies: XP, Agile, Scrum technology, Spring, Hibernate, Oracle, Fitnesse, WebServices, JMS – ActiveMQ, ESB - ServiceMix, JMX, Weblogic, XMLBeans, JUnit, EasyMock
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Short projects.
Responsibilities: development and design, JIBX binding, partially DB design + DAO. Java, Hibernate, Web Services, JDBC, XML, XML Schema, JIBX, JMX, SOAP, WSDL, MS SQL, using JavaSpace, JINI, JMX, HttpUnit, XSLT, JSP
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Domain search engine. Full text regular search engine dedicated for particular domain.
Responsibilities: Develop site search, domain text classifier, develop comparison search web application. Java 1.5, Jakarta Lucene, Nutch, JDBC, Servlets, XML, XML Schema, JAXB, Tomcat
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Web services aggregator – (C and C++ engine) to combine and collect data from several services.
Responsibilities: Code analysis, improving reliability and stability. Linux, C, C++, CPPUnit
ACK Cyfronet AGH
Research Engineer
Project Pellucid
International EU founded research and development project.
Responsibilities: Research, analysis, design, development Technologies: Java, Lucene, XML, Servlets, JSP, Software agents, Ontologies (OWL/RDF), Full-text indexing, Semantic annotation, Workflow, Document management, CommonKADS, Protégé 2.0, Jena.
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Project KWF Grid
Design of organizational memory for the purposes of grid based computations.
Responsibilities: Initial analysis and architectural design one of the modules
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Software Engineer
Websoft S.C
Technologies: Java, Servlets, JSP, JDBC, Voyager, Object Store, Tomcat, Sybase, DB2.
Responsibilities: Design and development server side and user interface functionality

Specjalizacje

IT - Administracja
Administrowanie systemami

Grupy

Praca IT
Praca IT
Praca dla informatyków, administratorów, programistów