Daniel Mroczka
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Daniel Mroczka Email & Phone Number

Well-Grounded Java Developer | I turn C8H10N4O2 into Java code | I like when things happen | GraalVM enthusiast at Erste Digital
Location: Vienna, Vienna, Austria 14 work roles 4 schools
1 work email found @openjawtech.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Role
Well-Grounded Java Developer | I turn C8H10N4O2 into Java code | I like when things happen | GraalVM enthusiast
Location
Vienna, Vienna, Austria

Who is Daniel Mroczka? Overview

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Quick answer

Daniel Mroczka is listed as Well-Grounded Java Developer | I turn C8H10N4O2 into Java code | I like when things happen | GraalVM enthusiast at Erste Digital, based in Vienna, Vienna, Austria. AeroLeads shows a work email signal at openjawtech.com and a matched LinkedIn profile for Daniel Mroczka.

Daniel Mroczka previously worked as Senior Java Developer at Erste Digital and Senior Java Developer at Dynatrace. Daniel Mroczka holds Msc, Computer Science from Agh University Of Krakow.

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Email format at Erste Digital

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{first}.{last}@openjawtech.com
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Profile bio

About Daniel Mroczka

My 50 words elevator pitch:Self-motivated, self-reliant, quick learner and certified (SCJP, SCWCD, OCP, OCE, OCI, CKAD) Passion-Driven Developer with background in Java, Java EE, Spring and Databases.22+ years of commercial experience and knowledge in Aviation (Travel), Petrol, and Banking industries gained during work in small (start-ups), medium and large companies. Full Java SDLC experience.I'm mainly interested in 100% coding/architect role. Greenfield projects, start-ups, and cutting-edge technologies are more than welcome! :) Companies with Joel Test score 12 out of 12 are preferred.You can write to me in English, Polish and German. I reply in English or PolishI'm sorry but job offers unrelated to my profile, without tech details and salary range > /dev/null Life is short, time is money.Preferred mode: hybrid or remote Type of contract: doesn't matter - most important is the project itselfIdeal tech stack: Java / Spring Boot / Gradle / GCP / Microservices / Kubernetes / GraalVM

Listed skills include Maven, Junit, Hibernate, Spring, and 46 others.

Current workplace

Daniel Mroczka's current company

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Erste Digital
Erste Digital
Well-Grounded Java Developer | I turn C8H10N4O2 into Java code | I like when things happen | GraalVM enthusiast
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14 roles

Daniel Mroczka work experience

A career timeline built from the work history available for this profile.

Senior Java Developer

Current

Wien, Wien, AT

- Providing data for George app.- Transaction team member

Apr 2023 - Present

Senior Java Developer

Waltham, MA, US

Contributing to the next generation of Dynatrace Storage Engine - Grail™- contributed to the development of a scalable and distributed data ingestion system.- part of the Engineering Productivity Guild, focusing on operations and optimizations for the first production release.- led efforts to introduce self-monitoring systems, build dashboards, and foster.

Mar 2021 - Mar 2023

Senior Java Developer

London, GB

Implemented several prototype applications based on the core Blockchain platform developed by iov42, ready for demonstration to potential investors:Carbon Credit Ecosystem (CCE): Secure issuance of carbon credits with end-to-end transparency to prevent fraud.Know Your Customer (KYC): Simplified implementation for Banking and Telecommunication.

Aug 2019 - Feb 2021

Senior Java Engineer

New York, US

  • Team member of Intelligent Automation Stream responsible for development of Event Engine part of Work Automation and Continuous Delivery Automation products of Automic GmbH (nowadays acquired by Broadcom Inc.)
  • implementing new features in Rule Engine project as Intelligence Automation team member
  • maintenance Automation Web Interface (AWI) projectTech stack: Java 8, Spring, Maven, Apache Kafka, Apache Flink, Vaadin, Docker
Feb 2018 - 2019

Senior Java Ee Developer

Vienna, Vienna, AT

  • Implemented new features in the IPS project for KSV1870:
  • Backend: Java 7, Java EE6, Glassfish
  • Frontend: AngularJS, Marklogic
  • Developed a booking application for Red Bull Studio from scratch:
  • Backend: Java 8, Spring Boot, Spring Data, Spring REST, Spring Data Rest
  • Implemented new features in the e-zoll (e-custom) application for Bundesrechenzentrum (BRZ)Tech stack: Java 8, Spring Boot, Angular.js, Marklogic
Nov 2016 - Jan 2018

Senior Java Developer

Lerox Datenverarbeitung Gmbh (Roxcel Group)
  • Developed bookkeeping software JAbacus:Engaged in the full development life cycle, including:
  • Analysis and investigation
  • Implementing new features
  • Bug fixing
  • Application deployment
Jan 2015 - Oct 2016

Senior Software Engineer

Dublin, IE

  • OpenJaw Technologies delivers high performance distribution solutions to leading travel companies. Since then we have transformed into a technology partner with the expertise to help our airline, OTA, loyalty program.
  • Implementing Event Booking Mobile Web Application (Proof of Concept)
  • Developing new features for Platform team (core functionalities) and S7 Airline
Feb 2014 - Sep 2014

Java Ee Developer

Amsterdam, NH, NL

  • Anachron is an ASP (Application Service Provide) and EBPP (Electronic Bill Payment and Presenting) business that delivers online invoice/bill data to multiple channels and in multiple languages and currencies as a B2B.
  • developing applications for e-Invoicing
  • migration data from Oracle to Cassandra
  • bugfixing and maintenance existing applications
Sep 2013 - Jan 2014

Senior Java Developer / Analyst

Southlake, Texas, US

  • Sabre, Inc. (TSG) is an American privately held travel technology company, encompassing four business units: Sabre Airlines Solutions, Sabre Travel Network, Sabre Hospitality Solutions and Travelocity. Sabre provides.
  • designing and implementing the core part of Traveler Profile Management (Sabre Profiles) application from the scratch
  • designing and implementing the core part of Roles Management (Users & Roles) application from the scratch
  • designing and implementing Data Model
  • implementing communication with Message-Oriented Middleware and Web Services
  • controlling the quality of code
Sep 2008 - Aug 2013

Head Programmer / Project Manager

Inloop
  • The company was initiated from prof. Grahl-Madsen research carried out at the Norwegian University of Science and Technology and later at Bergen University College. The main goal was to develop a application written in.
  • designing and developing expert system used for failure detection in offshore platform assigned for industry (Statoil and other Norwegian companies).
  • organizing a new Norwegian startup, designing, implementing algorithms, developing software, project management,
  • demonstrating the product to the investors.
  • typical A-Z tasks:)
Apr 2007 - Aug 2008

Software Developer

Brussels, Brussels Region, BE

  • COBRA (Core Banking Retail Application) – designing and developing banking system for retail banking based on Globus T24 (Temenos)
  • Application Development Group – developing existing banking system
Nov 2006 - Mar 2007

Software Developer/Architect

Freelancer
  • J2SE/J2EE/Oracle developer
  • Stock market
  • Artificial Intelligence (e.g. Artificial Neural Networks, Data Mining, Genetic Algorithms),
  • Data Warehousecurrently suspended but cooperation still possible
May 2005 - Nov 2006

Software Developer

Warszawa, PL

  • Developing computer system (McSpalWin) for petrol station PKN ORLEN S.A. (major Polish oil refinery and petrol retailer) Position: programmerInvoled in folowing areas:
  • sale module
  • customers
  • payments (cash and payment card)
  • fleet cards
  • loyalities (VITAY)
Oct 2002 - Jul 2005

Software Developer

Bms Creative

CRM Berberis Role: programmer/project manager · IRIS – Reservation ticket system for Jordan (International Travel Agency) Role: bugfixing, implementing new functionalitiesPlugin for the spreadsheet Excel for cost calculation in construction jobs Role: Agreeing upon with client, designer, database project, programmerAdministration system for.

Jan 2001 - Dec 2002
4 education records

Daniel Mroczka education

Msc, Computer Science

Agh University Of Krakow

Bsc, Electronics And Telecommunications

Agh University Of Krakow

Postgraduate, Financial Markets Analysis And Investment Advice

Krakow University Of Economics

Technical College, Computer Systems

Technikum Łączności W Krakowie (Technical College Of Communications)
FAQ

Frequently asked questions about Daniel Mroczka

Quick answers generated from the profile data available on this page.

What company does Daniel Mroczka work for?

Daniel Mroczka works for Erste Digital.

What is Daniel Mroczka's role at Erste Digital?

Daniel Mroczka is listed as Well-Grounded Java Developer | I turn C8H10N4O2 into Java code | I like when things happen | GraalVM enthusiast at Erste Digital.

What is Daniel Mroczka's email address?

AeroLeads has found 1 work email signal at @openjawtech.com for Daniel Mroczka at Erste Digital.

Where is Daniel Mroczka based?

Daniel Mroczka is based in Vienna, Vienna, Austria while working with Erste Digital.

What companies has Daniel Mroczka worked for?

Daniel Mroczka has worked for Erste Digital, Dynatrace, Iov42, Automic Software, Now Acquired By Ca Technologies, and Ebcont Enterprise Technologies Gmbh.

How can I contact Daniel Mroczka?

You can use AeroLeads to view verified contact signals for Daniel Mroczka at Erste Digital, including work email, phone, and LinkedIn data when available.

What schools did Daniel Mroczka attend?

Daniel Mroczka holds Msc, Computer Science from Agh University Of Krakow.

What skills is Daniel Mroczka known for?

Daniel Mroczka is listed with skills including Maven, Junit, Hibernate, Spring, Eclipse, Java Enterprise Edition, Java, and Xml.

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