John Kellner Email
Senior DevOps Engineer @ asellerate
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John Kellner Location
- Ulm, BW, DE
John Kellner Work
- 2024 -now Senior DevOps Engineer @
- 2022 -now Trainer and Coach @
- 2018 -2019 Full Stack Engineer @
- 2013 -2022 Software Developer @
John Kellner Education
- IHK Bodensee-Oberschwaben
Ausbilder-Eignungsprüfung AEVO
2019 - Elektronikschule Tettnang
Bachelor Professional in Technik - Staatlich geprüfter Techniker - Software (Information Technology)
2009-2012
John Kellner Skills
- Java
- Java Enterprise Edition
- Gradle
- GWT
- Hibernate
- Spring Framework
- Jenkins
- Microsoft Office
- SQL
- Business Development
- Maven
- Smart GWT
- Android Development
- CSS
- HTML5
- Middleware
- Linux System Administration
- IntelliJ IDEA
- Eclipse
- Git
- Github
- Tomcat
- RESTful WebServices
- HQL
- JPA
- Subversion
- TestNG
- UML
- Reverse Engineering
- DB2
- PostgreSQL
- MySQL
- MariaDB
- Oracle Database
- Application Servers
- Servlets
- RPC
- Socket Programming
- Multithreading
- Mockito
- Docker
- ElasticSearch
- Build Automation
- React.js
- Flux
- Redux
John Kellner Summary
- John Kellner, based in Ulm, BW, DE, is currently a Senior DevOps Engineer at asellerate. John Kellner brings experience from previous roles at SmartConvert Academy, sarissa GmbH and AMETRAS informatik AG. John Kellner holds a Ausbilder-Eignungsprüfung AEVO @ IHK Bodensee-Oberschwaben. With a robust skill set that includes Java, Java Enterprise Edition, Gradle, GWT, Hibernate and more. John Kellner has 2 emails on RocketReach.
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Top asellerate Employees
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Founder
Walldorf, BW, DE
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Senior Full Stack Engineer
Stuttgart, BW, DE
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Philipp Seul
COO
Stuttgart, BW, DE
John Kellner
Senior DevOps Engineer
Ulm, BW, DE
Janine Weber
Head of People and Organisation
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Marc Kalinski
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Baden-Württemberg, Germany
Jana Uhland
Junior Operations Manager
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Franzi Schöll
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