3st kommunikation GmbH
Full-Stack-Entwickler(m/w/x)
Full-timeWith HomeofficeExperienced
Mainz
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AAAareon Deutschland GmbH
Full Stack Developer(m/w/x)
Mainz
Full-timeWith Home OfficeExperienced
AI/ML
Nejo AI Summary
Developing and operating scalable web applications with Java, Spring Boot, and Angular/React for real estate SaaS. 3+ years full lifecycle software development experience required. 30 days vacation, Dec 24/31 off, flexible and mobile working.
Requirements
- At least 3 years of hands-on experience in developing software systems across the entire lifecycle
- Completed degree in Computer Science, Business Informatics, or comparable qualification
- Very good knowledge of Java and solid experience with Spring / Spring Boot
- Practical experience in frontend development with Angular or React
- Good understanding of modern web architectures (REST, state management, API integration)
- Experience with CI/CD, automated testing, and structured code reviews
- High quality standards regarding code, architecture, and maintainability
- Initial practical experience with LLM integrations (e.g. API connections) is a plus
- Basic understanding of agentic AI is an advantage
- Structured, self-reliant working style and strong problem-solving skills
- Experience with agile methodologies and pragmatic implementation in daily development work
- Very good German and good English skills
Tasks
- Develop and improve scalable web applications
- Design and implement backend and frontend components
- Test and deploy software solutions
- Operate backend and frontend systems
- Implement modern backend solutions using Java and Spring
- Develop high-performance frontends with Angular or React
- Design and integrate RESTful APIs
- Integrate external systems
- Ensure high code quality with Clean Code and SOLID principles
- Conduct code reviews
- Contribute to automated testing
- Build and develop CI/CD pipelines
- Challenge requirements and propose solution ideas
- Evaluate AI-supported development approaches
- Collaborate in agile teams
- Participate in technical decision-making
Work Experience
- 3 years
Education
- Vocational certificationOR
- Bachelor's degree
Languages
- German – Native
- English – Business Fluent
Tools & Technologies
- Java
- Spring
- Spring Boot
- Angular
- React
- REST
- CI/CD
- LLM
Benefits
More Vacation Days
- 30 days of vacation
- Days off on Dec 24 and 31
Flexible Working
- Flexible working options
- Mobile working options
Learning & Development
- Personal development opportunities
- Individual training
- Further education
Company Bike
- JobRad bike leasing
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Aareon Deutschland GmbH and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.
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AAAareon Deutschland GmbH
Full Stack Developer(m/w/x)
Mainz
Full-timeWith Home OfficeExperienced
AI/ML
Nejo AI Summary
Developing and operating scalable web applications with Java, Spring Boot, and Angular/React for real estate SaaS. 3+ years full lifecycle software development experience required. 30 days vacation, Dec 24/31 off, flexible and mobile working.
Requirements
- At least 3 years of hands-on experience in developing software systems across the entire lifecycle
- Completed degree in Computer Science, Business Informatics, or comparable qualification
- Very good knowledge of Java and solid experience with Spring / Spring Boot
- Practical experience in frontend development with Angular or React
- Good understanding of modern web architectures (REST, state management, API integration)
- Experience with CI/CD, automated testing, and structured code reviews
- High quality standards regarding code, architecture, and maintainability
- Initial practical experience with LLM integrations (e.g. API connections) is a plus
- Basic understanding of agentic AI is an advantage
- Structured, self-reliant working style and strong problem-solving skills
- Experience with agile methodologies and pragmatic implementation in daily development work
- Very good German and good English skills
Tasks
- Develop and improve scalable web applications
- Design and implement backend and frontend components
- Test and deploy software solutions
- Operate backend and frontend systems
- Implement modern backend solutions using Java and Spring
- Develop high-performance frontends with Angular or React
- Design and integrate RESTful APIs
- Integrate external systems
- Ensure high code quality with Clean Code and SOLID principles
- Conduct code reviews
- Contribute to automated testing
- Build and develop CI/CD pipelines
- Challenge requirements and propose solution ideas
- Evaluate AI-supported development approaches
- Collaborate in agile teams
- Participate in technical decision-making
Work Experience
- 3 years
Education
- Vocational certificationOR
- Bachelor's degree
Languages
- German – Native
- English – Business Fluent
Tools & Technologies
- Java
- Spring
- Spring Boot
- Angular
- React
- REST
- CI/CD
- LLM
Benefits
More Vacation Days
- 30 days of vacation
- Days off on Dec 24 and 31
Flexible Working
- Flexible working options
- Mobile working options
Learning & Development
- Personal development opportunities
- Individual training
- Further education
Company Bike
- JobRad bike leasing
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Aareon Deutschland GmbH and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.
Like this job?
BetaYour Career Agent finds similar jobs for you every day.
About the Company
Aareon Deutschland GmbH
Industry
RealEstate
Description
The company is the leading provider of SaaS solutions for the European property industry, focusing on digitizing and connecting the industry.
Not a perfect match?
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