Our Members

Meet the experts of our cooperative

Our allwerker eG unites highly qualified IT companies and individual experts who together develop innovative digital solutions. Each member brings unique skills and years of experience.

Samer Al-Hunaty

Samer Al-Hunaty

Solutions Architect

More than 20 years of experience in building complex software systems, specializing in cloud-native applications, domain-driven design, and event-driven architectures.

β˜• Backend: Java, Kotlin, Spring Boot, Python, PostgreSQL, MongoDB, Kafka, RabbitMQ
🌐 Frontend: Vaadin, React, Vue.js
☁️ Cloud: AWS, Cloud Foundry, Docker
Sekib Omazic

Sekib Omazic

Full-Stack Developer

Full-stack developer focused on modern web technologies and cloud-native applications. Expertise in event-driven systems.

β˜• Backend: Java, Kotlin, PostgreSQL, Kafka
🌐 Frontend: JavaScript, TypeScript, React, Angular
☁️ Cloud: AWS, Node.js, GraphQL
Alen Tolj

Alen Tolj

Cloud Security Architect

Freelance IT consultant focused on system design, software engineering and cloud platforms. Security and platform engineering expert.

☁️ Cloud: GCP, Azure, Terraform, Kubernetes
πŸ” Security: SIEM, CSPM, CWPP, MITRE ATT&CK
🎯 Roles: Platform Engineer, Solutions Architect, SRE
Filip Thamasett

Filip Thamasett

Cloud Solutions Architect

Cloud-native expert specializing in GCP and Azure. Focus on Site Reliability Engineering and event-driven architectures.

☁️ Cloud: GCP, Azure, Golang, Terraform
πŸ”§ DevOps: Kubernetes, Docker, Jenkins, GitHub
πŸ“ˆ Monitoring: Prometheus, Grafana, SRE
Lars Haferkamp

Lars Haferkamp

Data Scientist & ML Engineer

Data science expert focused on machine learning and big data analytics. Specialized in cloud-based data pipelines and AI solutions.

🐍 Data: Python, Spark, Scikit-Learn, Databricks
☁️ Cloud: AWS, Azure, GCP, BigQuery
πŸ€– AI/ML: Neural Networks, LLM, RAG, ChatGPT
Fuat Atabey

Fuat Atabey

Full-Stack Developer

Specialized in React, Vue.js and Node.js with focus on high-performance web applications. Expertise in Python and modern JavaScript frameworks.

βš›οΈ Frontend: React, Vue.js, Angular, TypeScript
πŸ”§ Backend: Node.js, Python, Django, Express
πŸ“± Mobile: React Native, PWA
Martin Eckhardt

Martin Eckhardt

IT Consultant β€’ Cloud Architect

IT consultant and cloud architect with expertise in AWS cloud migrations and enterprise automation. Specialized in security and compliance.

☁️ Cloud: AWS, CloudFormation, Terraform, Serverless
πŸ” Security: IAM, Encryption, Compliance, Zero Trust
βš™οΈ Automation: Ansible, GitLab CI/CD, Jenkins, Python
Florian Bessière

Florian Bessière

Full-Stack & Mobile Developer

13+ years of experience in full-stack and mobile development. Creator of RiverApp.net (300,000+ downloads). Expertise in Java/Kotlin, Flutter, React and cloud architectures.

β˜• Backend: Java, Kotlin, Spring Boot, WebFlux, PostgreSQL, MongoDB
πŸ“± Mobile: Flutter, iOS (Swift), Android (Kotlin/Java)
🌐 Frontend: React, Angular, JavaScript, TypeScript
☁️ Cloud: AWS, Azure, Kubernetes, Docker, Cloud Foundry
Daniel Bartl

Daniel Bartl

Product Development Consultant

Passionate about Product Discovery, Delivery & Operations.

β˜• Tech: Fullstack Java, Spring, Apache Wicket
🀝 Methods: Shape Up, Kanban, Agile Kata, Scrum, LeSS
🐳 Operations: Docker, Hetzner, Kamal, Railway, Coolify
Florian Zrenner

Florian Zrenner

Senior Public Cloud Architect

Public Cloud expert

☁️ Cloud Platforms: AWS (since 2011), GCP (since 2017), Oracle Cloud (since 2024)
πŸ” Focus: Network architecture, security boundaries, Tooling Strategy & Governance
πŸ› οΈ Tools: Terraform, CloudFormation, Github, Kubernetes, CI/CD automation
🀝 Clients: E-commerce, marketing & mobility industry leaders
Tobias Draeger

Tobias Draeger

Solution Architect β€’ Senior Backend Engineer

15 years of experience as Software Engineer and Cloud Solution Architect. Passionate about Clean Code and Domain Driven Design. Extensive consulting experience with leading companies.

β˜• Backend: Java, Kotlin, Spring Boot, Spring Cloud, Hibernate
🌐 Frontend: Angular, React, TypeScript, JavaScript
☁️ Cloud: AWS, Kubernetes, Docker, Cloud Foundry
πŸ—οΈ Architecture: Domain Driven Design, Hexagonal Architecture, Cloud Native
Lasse Borchard

Lasse Borchard

Cloud Architect and Platform Engineer

Cloud and Platform Engineering expert with over 20 years of experience in implementing scalable, secure infrastructures on AWS, GCP and Kubernetes. Proven expertise in cloud migrations, developer enablement and leadership responsibility.

☁️ Cloud & Platform: AWS, GCP, Kubernetes, Terraform, GitLab CI
πŸ”§ DevOps Engineering: ArgoCD, Helm, Vault, Ansible, Observability
πŸ’¬ Leadership & Hiring: Team Enablement, Technical Interviews, Platform Strategy
Robert Stoiber

Robert Stoiber

Backend / Fullstack Engineer

Software engineer and consultant in agile projects, focused on Java / JVM enterprise applications, web technologies, backend development and API design.

β˜• Backend: Java / JVM, Kotlin, TypeScript, Spring, DB, JMeter
🌐 Frontend: TypeScript / JavaScript, Vue, Angular
πŸ₯ Industries: Public Sector, eHealth, eCommerce, Energy
πŸ‘₯ Roles: Team Member, Team Lead, Tech Lead, Solution Architect, Scrum Master
Jonas Hahn

Jonas Hahn

Full-Stack Developer

Experienced full-stack developer with expertise in Java, Python and modern web technologies. Specialized in data analytics and cloud infrastructures.

β˜• Backend: Java, Spring Boot, Python, Django, Golang
πŸ€– AI & Data: OpenAI, Milvus, Apache Druid, Kafka, Machine Learning
☁️ Cloud: AWS, Azure, Kubernetes, Terraform, Monitoring
Peter Blanchebarbe

Peter Blanchebarbe

Java Enterprise Developer

With over 20 years of experience in architecture and software development, the focus is on Java, Spring, and JEE, both in frontend and backend development. Projects have been successfully implemented in the banking, automotive, government, and telecommunications sectors.

β˜• Core: Java, Spring, Tomcat, Maven, Git
🏒 Enterprise: Enterprise Applications
πŸ”· Specialization: Java Fullstack
Maciej Miklas

Maciej Miklas

Software Developer

Experienced software developer focused on robust and scalable application development.

πŸ’» Development: Software Development
πŸ—οΈ Architecture: Scalable Applications
⚑ Focus: Performance & Reliability
Martin GrΓ€ber

Martin GrΓ€ber

Enterprise Architect

Enterprise solutions architect with extensive experience in multi-cloud environments and legacy system modernization.

☁️ Cloud: AWS, GCP, Azure, Terraform
🏒 Enterprise: Governance and Compliance, IT Security, Strategy, Platform Engineering
πŸ”§ DevOps: Containerization, DevSecOps, MLOps
Eduard Frank

Eduard Frank

Senior Software Engineer

M.Sc. Computer Science graduate with 9+ years of experience developing scalable enterprise platforms. Expertise in event-driven architecture, mobile development and cloud-native solutions.

β˜• Backend: Java, Kotlin, Golang, Spring Boot/Cloud, Kafka, PostgreSQL
🌐 Frontend: Angular, React, TypeScript, Tailwind CSS
πŸ“± Mobile: Flutter, Android (Java/Kotlin), iOS (Swift)
☁️ Cloud: AWS, Kubernetes, Docker, Cloud Foundry

Stronger together

The diversity of our members enables us to approach complex IT projects holistically - from technical implementation to data analysis and optimal user experience.