Aaron Heimel - Career Break

Q: Where is Aaron based?

Aaron is based in Vienna, Austria .

Q: What languages does Aaron speak?

Aaron speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Aaron have?

Aaron has at least 6 years of experience. During this time, Aaron has worked in at least 3 different roles and for 2 different companies . The average length of individual experience is 2 years and 11 months . Note that Aaron may not have shared all experience and actually has more experience.

Q: What is Aaron's latest experience?

Aaron's most recent position is Career Break .

Q: What companies has Aaron worked for in recent years?

In recent years, Aaron has worked for Sozialversicherungsanstalt der Selbständigen (SVS), Landesstelle Wien and twinfactor GmbH / Convista Faktor Zehn GmbH .

Q: Which industries is Aaron most experienced in?

Aaron is most experienced in industries like Insurance , Government and Administration , and Information Technology .

Q: Which business areas is Aaron most experienced in?

Aaron is most experienced in business areas like Information Technology and Product Development .

Q: Which industries has Aaron worked in recently?

Aaron has recently worked in industries like Insurance , Government and Administration , and Information Technology .

Q: Which business areas has Aaron worked in recently?

Aaron has recently worked in business areas like Information Technology and Product Development .

Recommended expert

Vienna, Austria

Check rate

Experience

Jan 2025 - Mar 2026

1 year 3 months

Career Break

Big move, focus on DIY hobbies, small personal software projects.

Sep 2023 - Dec 2024

1 year 4 months

Austria

Hybrid

Senior Full Stack Developer

Sozialversicherungsanstalt der Selbständigen (SVS), Landesstelle Wien

Frontend development with GuiDSL, Primefaces/JSF
Backend development with Spring/Java
Spring Batch jobs
Performance tuning & multithreading
Migration from Spring XML configs to Spring Java configs
Analysis of software architecture issues
Development and implementation of plans to improve software architecture
Creation of code quality guidelines

Jan 2020 - Mar 2023

3 years 3 months

Austria

Hybrid

Full Stack Developer

twinfactor GmbH / Convista Faktor Zehn GmbH

Frontend development with Angular/TypeScript including unit and integration testing (Jasmine + Karma)
Backend development with Spring/Java including unit and integration testing (JUnit 4 + 5)
Large cross-company project with microservice architecture
Direct client contact
SCRUM & TDD
Working with Jira, Bitbucket, GitLab, SonarQube, Sentry, Rundeck, SAP, Docker
Experience with legal protection & housing insurance lines

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Insurance, Government and Administration, and Information Technology.

Insurance

Government and Administration

Information Technology

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology and Product Development.

Information Technology

Product Development

Skills

Java, Javascript, Typescript
Spring (Boot, Data Jpa, Web, Batch)
Junit, Git, Ides (Eclipse, Intellij, Vscode)
Linux (And Windows)
C#, Restful Apis
Frontend Development With Guidsl, Primefaces/Jsf
Backend Development With Spring/Java
Angular
Spring Batch Jobs
Performance Tuning & Multithreading
Coding Agents (Claude Code, Jetbrains Ai Assistant)
Analysis Of Software Architecture Issues
Development And Implementation Of Plans To Improve Software Architecture
Creation Of Code Quality Guidelines
Jasmine/Karma, Maven/Gradle, Lombok
Sql, Dart, Python
Scrum, Jira
C, Docker
Sap, Sonarqube, Sentry, Rundeck, Websocket
Scrum & Tdd
Jira, Bitbucket, Gitlab, Sonarqube, Sentry, Rundeck, Sap, Docker
Experience With Legal Protection & Housing Insurance Lines

Languages

German

Native

English

Advanced

Education

Sep 2009 - Jun 2014

HTBLVA Spengergasse

Matura · Software development · Vienna, Austria

Statistics

Experience

Total positions 3

Experience in Insurance 3 y

Avg length 1 y 10 m

Longest experience 3 y 2 m

Global Experience

Countries worked in 1 (Austria)

Primary country Austria

Expertise

Recent roles Career Break, Senior Full Stack Developer, Full Stack Developer

Main industries Insurance, Government and Administration, Information Technology

Main business areas Information Technology, Product Development

Qualifications

Profile

Created

April 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Aaron based?

Aaron is based in Vienna, Austria.

What languages does Aaron speak?

Aaron speaks the following languages: German (Native), English (Advanced).

How many years of experience does Aaron have?

Aaron has at least 6 years of experience. During this time, Aaron has worked in at least 3 different roles and for 2 different companies. The average length of individual experience is 2 years and 11 months. Note that Aaron may not have shared all experience and actually has more experience.

What roles would Aaron be best suited for?

Based on recent experience, Aaron would be well-suited for roles such as: Career Break, Senior Full Stack Developer, Full Stack Developer.

What is Aaron's latest experience?

Aaron's most recent position is Career Break.

What companies has Aaron worked for in recent years?

In recent years, Aaron has worked for Sozialversicherungsanstalt der Selbständigen (SVS), Landesstelle Wien and twinfactor GmbH / Convista Faktor Zehn GmbH.

Which industries is Aaron most experienced in?

Aaron is most experienced in industries like Insurance, Government and Administration, and Information Technology.

Which business areas is Aaron most experienced in?

Aaron is most experienced in business areas like Information Technology and Product Development.

Which industries has Aaron worked in recently?

Aaron has recently worked in industries like Insurance, Government and Administration, and Information Technology.

Which business areas has Aaron worked in recently?

Aaron has recently worked in business areas like Information Technology and Product Development.

What is Aaron's education?

Aaron attended HTBLVA Spengergasse for Software development.

What is the availability of Aaron?

Aaron is immediately available full-time for suitable projects.

What is the rate of Aaron?

Aaron's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.