Senior) Full-Stack Developer (m​/f​/d

Shape digital solutions for manufacturing

We are developing into one of the leading software-based personnel service providers for skilled workers in Europe. For over 40 years, the Trenkwalder Group has stood for continuous growth, entrepreneurial strength, and reliable partnerships in personnel services. With more than 200 locations in 16 countries, around 16,000 employees, and a turnover of 600 million euros, we are already one of the leading HR service providers in Central and Eastern Europe.

Our focus is on qualified professionals—the backbone of the European economy—and on the consistent integration of modern technologies. Our mission is to fulfill the European promise of free, cross-border work. Our success is based on long-standing customer relationships, trust, and quality, as well as on continuous development through innovative technologies.

• A responsible position with considerable creative freedom
• Collaboration on technologically challenging and future-oriented projects
• Influence on architectural, technological, and process decisions
• Flexible working hours and hybrid or remote working models
• A professional, collegial environment with flat hierarchies
• Continuous professional and personal development

As a (senior) full-stack developer, you will play a key role in shaping the development of our software platforms and take responsibility for the entire life cycle of modern applications.

• You will be actively involved in the design and further development of scalable software architectures
• You will be responsible for clean, maintainable code and the use of modern software design patterns
• You will work intensively with AWS cloud infrastructures, designing and optimizing them for sustainability
• You will design and improve our infrastructure as code (IaC) and use best-of-breed Dev Ops approaches.

Automation & CI/CD

• You will develop and maintain CI/CD pipelines, automation-driven deployments, and integrative testing processes.
• You will support the development of a stable, scalable development and release pipeline.

Artificial Intelligence & Innovation

• You contribute experience in developing AI-based solutions and use modern ML libraries and frameworks
• You work on innovative features and contribute to the integration of intelligent components into our products
• You work closely with product owners, designers, and other developers
• You mentor colleagues and contribute to the further development of the team
• You will be part of an agile development process (e.g., Scrum, Kanban) and help establish best practices
• Several years of professional experience as a full-stack developer or software engineer, ideally at a senior level
• Experience with cloud infrastructures
  , especially AWS
• In-depth understanding of software architecture
  , Dev Ops methodologies, and modern development tools
• Practical experience with CI/CD pipelines
  , automation, and deployment strategies.
• Experience in setting up, developing, or integrating AI/ML solutions into productive software
• Experience with modern front-end frameworks (e.g., React, Vue, Angular)
• Knowledge of container technologies (Docker, Kubernetes)
• Experience with relational and No
  
  SQL databases
• Structured, independent way of working as well as team and communication skills

Personal skills

• Analytical strength, high problem-solving skills, and a strong commitment to quality
• Team player with a structured and independent working style
• Strong communication skills, willingness to learn, and passion for new technologies
• Good written and spoken German and English

Trenkwalder Personaldienste GmbH
Katharina Gaull
CSO Office Projektmanagement
81829 München, Werner-Eckert-Straße 6
Tel.
Email:
Trenkwalder stands for equal opportunities and diversity!
We reject discrimination of any kind and look forward to receiving applications and working with people - regardless of gender, sexual orientation, ethnic and social origin, age, disability, religion or ideology.