Christian Stellwag-Senior Java Developer
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Experience
Senior Java Developer
Freelance
- Numerous projects as a Senior Java Developer or Team Lead in the technical domain, banking sector, public sector, etc. Please ask for a detailed project list. My contact: office(at)stellwag.it
Senior Java Developer
EM-SOFTWARE
- Development and support of Java applications for internal and external clients
Application Developer
Computer 2000 / TechData
- Application development and project responsibility for article management, service/returns, CRM and warranty management
- Operation, support and further development of in-house software projects
- Communication with stakeholders and users
- Software development in Java and Gupta 4GL
- Optimization of database schemas and access
Product Marketing
Siemens Matsushita
- Product marketing tasks for electronic products
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Banking and Finance, Government and Administration, and Manufacturing.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, Project Management, and Marketing.
Summary
As an experienced software developer, I am dedicated to the team and help drive the project to success. Always focused on goals and efficiency in execution, I value quality, sustainability, team spirit, and transparency. I bring both technical and interpersonal expertise to contribute to the company's success.
Skills
Programming Languages: Java 1..25 (Streams, Lambdas, Annotations, Generics), Bash
Methodologies: Object-Oriented Software Development, Cloud Native, Tdd, Mdd, Ddd, Dsl, Ci/Cd, Devops
Frameworks: Spring, Spring Boot, Quarkus, Eclipse Microprofile, Eclipse Rcp, Junit, Testng, Jmockit, Mockito, Surefire, Failsafe, Maven, Git, Svn, Jee, Jpa, Hibernate
Products, Tools: Intellij, Eclipse, Jenkins, Jira, Confluence
Dbms: Oracle, Microsoft Sql Server, Postgresql, Ibm Db2, H2, Informix, Mysql
Technologies: Osgi, Xml, Rest, Encoding, Tls 1.2, Cryptography, Docker, Cloud Technologies
Operating Systems: Linux, Windows
Languages
Education
TUM
Advanced Studies in Labor and Business Sciences · Munich, Germany
Technical University of Munich
Diploma · Technical Physics · Munich, Germany · 1.8
Statistics
Experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Christian is based in Munich, Germany and can operate in on-site, hybrid, and remote work models.
Christian speaks the following languages: German (Native), English (Advanced), French (Intermediate).
Christian has at least 31 years of experience. During this time, Christian has worked in at least 3 different roles and for 4 different companies. The average length of individual experience is 8 years and 9 months. Note that Christian may not have shared all experience and actually has more experience.
Based on recent experience, Christian would be well-suited for roles such as: Senior Java Developer, Application Developer, Product Marketing.
Christian's most recent position is Senior Java Developer at Freelance.
In recent years, Christian has worked for Freelance.
Christian is most experienced in industries like Information Technology, Banking and Finance, and Government and Administration. Christian also has some experience in Manufacturing.
Christian is most experienced in business areas like Information Technology, Product Development, and Project Management. Christian also has some experience in Marketing.
Christian has recently worked in industries like Banking and Finance, Information Technology, and Government and Administration.
Christian has recently worked in business areas like Information Technology.
Christian attended TUM for Advanced Studies in Labor and Business Sciences.
The availability of Christian needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 28 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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