Mag. Marcin Zduniak

Inhaber, CEO & Founder, Colubris.PRO - Bitcoin & Blockchain API Platform

Malaga, Spanien

Über mich

Natural born organizer, CTO, Technical Leader. Able to clearly and effectively communicate and coordinate business, marketing, legal, IT and other processes. Worked in blockchain, payments, financial/banking, telco, pharmacy, integration, mobile, gaming, real-estate and start-up projects.

Fähigkeiten und Kenntnisse

blockchain
ethereum
solidity
corda
hyperledger
Software Architecture
r3
Software Development

Werdegang

Berufserfahrung von Marcin Zduniak

  • Bis heute 9 Jahre und 2 Monate, seit Apr. 2015

    CEO & Founder

    Colubris.PRO - Bitcoin & Blockchain API Platform

    See more: www.colubris.pro

  • Bis heute 16 Jahre und 6 Monate, seit Dez. 2007

    CTO

    Mobile Technology Lab

  • Bis heute 16 Jahre und 11 Monate, seit Juli 2007

    Contractor. Java/J2EE technologies.

    Consileon Business Consultancy

    1. Developing commission calculation and payment system. Technologies: ILOG JRules, BEA WebLogin 8.1 and 9.2, JBoss Server, Oracle 10g, JMS, EJB, Hibernate, Spring Framework, Eclipse Business Intelligence and Reporting Tools, Canoo UltraLightClient. For: German investment bank, Frankfurt am Main

  • Bis heute 17 Jahre und 3 Monate, seit März 2007

    Architect, senior software developer and consultant in Java, J2EE, SAP NetWeaver

    Marcin Zduniak

  • 8 Monate, Jan. 2007 - Aug. 2007

    J2ME and server-side architect and developer

    Wicked Imp

    Platform for on-line, internet-based mobile phones gaming. Technologies: Linux, J2EE, Tomcat, JSP, Hibernate/JPA, Ehcache, SQL, Spring Framework, Struts2, MySQL, ESB / Mule, integration with credit cards suppliers and GSM operators based on WebServices and custom protocols.

  • 8 Monate, Dez. 2006 - Juli 2007

    J2ME/ J2EE designer and developer

    NaviExpert

    Designing and developing satellite navigation system for mobile phones and BlackBerry devices. Technologies: J2ME, J2EE, Java NI/O, JDO, XML, XPath, XSLT, multi-threading and highly concurrent programming, servers clustering, replications, cryptographic algorithms, SSL, specialized network protocols

  • 1 Jahr und 2 Monate, Nov. 2005 - Dez. 2006

    Consultant in e-Business/SAP NetWeaver team

    BCC

    1. Production line monitoring application. Technologies: J2EE, SAP WAS, WebDynpro, EJB, JSP, Microsoft SQL Server, AJAX. For: Dutch company providing services in quality management

  • 8 Monate, Mai 2005 - Dez. 2005

    J2ME/J2EE designer and developer

    m-Navigation

    GPS-based localization system working on J2ME-comaptible devices. I'm responsible for: GUI, sound engine, secure communication between server and mobile phone, porting on many devices (SE P900, Nokia 6600, Siemens CX65, Motorola V600), and some server functionality.

  • 4 Monate, Aug. 2005 - Nov. 2005

    Team leader and J2EE Developer/ Designer

    COMARCH

  • 4 Monate, Juli 2004 - Okt. 2004

    Mobile and enterprise application developer

    Mobilebox

    1. Design of mobile platform for organizing merchandisers’ work and integrating it with server back-end. Technologies: J2ME, J2EE, Apache Cocoon, Hibernate, MS SQL. 2. Mobile system for supervising merchandisers’ work. Technologies: J2ME, J2EE, Apache Cocoon, Spring Framework, Hibernate, MySQL.

Ausbildung von Marcin Zduniak

  • 2002 - 2007

    Computer Science / Software Engineering

    Poznan University of Technology - http://www.cs.put.poznan.pl

Sprachen

  • Englisch

    -

  • Polnisch

    -

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