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Reduced time-to-market by optimizing CI/CD pipelines. Employees without customer VM access can now deploy. Increased system stability and performance and reduced maintenance effort through systematic database cleanup. Restricted rights for Flyway migrations versus service users. Improved transparency and decision-making basis with enhanced Grafana dashboards for response times, optimized logging, and standardization with Loki. Reduced security risks by consistently applying security best practices such as removing the public schema in PostgreSQL, individual service user permissions, and Docker security context. Facilitated knowledge transfer and sustainable process improvements by creating process diagrams and implementing various concepts. Conducted code reviews across multiple repositories.

• Worked in mixed teams with several clients
• Performed requirement engineering, proposal and time estimation
• Developed ACLs, business rules, flows, workflows, catalog items, various scripts, UI actions, policies, scoped applications
• Customized mobile apps: Now Agent and Now Mobile
• Implemented integrations using the Integration Hub
• Coordinated continuously with clients during development
• Performed testing and helped clients with testing
• Deployed to production and applied main version upgrades and patches
• Managed CMDB, domain separation and asset management
• Integrated between instances at different clients
• Developed GlideScript: business rules, scripted REST endpoints, extension points, fix scripts, background scripts

• Role: Senior Developer, Architecture, Lead Developer

• Senior Developer: Monolith → REST Architecture Redesign of several EJB monoliths into scalable REST services. Architecture, schema and framework decisions (OpenAPI, Flyway, Camunda) while keeping the legacy interfaces. OpenAPI · Camunda · Flyway · EJB → REST

• Senior Developer: New development of InvestEasy Financial retirement advisory software (2nd/3rd pillar) in line with Swiss regulations: tax country, origin of funds, beneficiaries, citizenship. Fund selection based on risk profiling. Spring Boot · Quarkus · React · TWIN signature · video identification · OpenAPI · Camunda

• Team Lead: Redesign of mortgage financing Migration EJB → microservices with direct REST calls for external partners (before: email). Incident reduction from ~100 to 2–5 per week through Visitor pattern and type-safe data validation in pure Java. REST · Microservices · Design Patterns · Clean Code

• Developer / Architecture: Partner portal – Lead Developer & operations (approx. 2400 active users) Sole responsibility for further development and operation of the broker platform (commissions, employee administration, customer master data). Liferay migration to 2026.Q1, Onelogin OIDC, React frontend redesign, Azure DevOps pipeline and AI-supported development with Claude Code CLI. Ensuring maintenance cycles. Liferay · OSGI · React · TypeScript · Azure DevOps · OIDC · Claude Code · 2026.Q1

Skills: Java 17/21, CDI, React, JSF, T-SQL, PrimeFaces, OmniFaces, Shell Script, OSGI, Felix, REST, OpenAPI, GraphQL, Python, TDD, unit tests, Clean Code, Docker, Quarkus, SQL, SMTP, WSDL, DevOps, XML, Bourne-again shell, bash, Z shell

Products used: IntelliJ, WildFly, Linux, CSS3, Docker, Elastic Search, Spring Core, Kubernetes, Argo CD, Git, GitHub, Azure, Apache Lucene, Docker Compose, Camunda, OSGI, MS SQL Server, REST, HTML5, JavaScript, OpenAPI 3, Spring, Spring Batch, Liferay, Azure DevOps, ELK, Kibana, Ehcache, SonarQube, SSL, ConfigSeeder, Bash, Shell Script

• Analysis, consulting, and development of a WordPress application for the digital processing and delivery of the Bauma chronicle archive

• Analyzed migration strategies after Camunda 7 was declared end of life with extended support until 2030.
• Evaluated potential migrations to Camunda 8, Flowable, and Operaton.
• Conducted a proof of concept demonstrating that existing projects could be migrated to both Flowable and Operaton.
• BPMN
• DMN
• Confluence
• Flowable
• Operaton

• Implementations of a code refactoring framework able to refactor thousands of repositories leveraging Generative AI
• Use Python (Django, Flask, FastAPI), Java and Typescript in Azure Cloud (Data Lake, VMs, AI) and GitLab infrastructure
• Mentoring and pair programming
• Obtained Azure AI-900 and AI-102 certifications

• For the internal MIS, which gathers data in a complex, comprehensive system landscape and loads it into a central database via ETL, existing processes and packages had to be maintained and new KPIs analyzed, specified, and implemented.

• Highest level achieved: Certified Mid-Level Angular Developer
• 13 technologies newly learned or refreshed with (re-)certifications
• Current: Docker, Azure, Quarkus

• Supported the team in merging two real estate platforms into a unified Vue.js-based solution
• Developed a custom SSR microservice architecture deployed on AWS Lambdas
• Designed and implemented a map drawing feature
• Took ownership of migrating the microservice from Vue 2 to Vue 3
• Built a scalable SSR microservice architecture using AWS Lambda
• Developed and implemented a critical map drawing feature for real estate visualization
• Successfully migrated the microservice from Vue 2 to Vue 3
• Gained deep knowledge of AWS infrastructure, Datadog, Sentry, and Vite
• Technologies: Vue.js, Node.js, Vite, AWS Lambda, Datadog, Sentry, JavaScript

• Contribute to a cross-functional team building a cloud-based bookkeeping platform for SMEs
• Design and implement Java Spring Boot microservices with clear separation of concerns
• Integrate core services via REST and gRPC APIs
• Implement event-driven workflows using RabbitMQ for reliable, decoupled messaging
• Model and manage transactional data in PostgreSQL and leverage Redis for caching

• Took over the analyst and leading developer role in an innovative project helping detection of financial fraud in a major financial institution in Zurich with assistance of artificial intelligence
• Analyzed and implemented new modules, improved performance and user experience, elevated technical documentation and code quality to the standard required by the end client
• Technologies: Java 17, JavaFX, Spring Boot, concurrency, UX, Gradle, Impala

• Greenfield project M-Zollmanager: Development of an internal platform to support users in booking requirement areas on line items in assessment notices.
• Greenfield project M-Deliveryplan: Development of an internal platform for planning and tracking deliveries in the international transport sector.
• Created functions to predict the estimated arrival time of container ships and goods from the port of loading to the port of destination, considering potential events.
• Developed the TrackAndTrace add-on for M-Deliveryplan to track and plan goods and containers.
• Built a generic AI chatbot for Migros app infrastructure, including ChatGPT integration and creating AI workflows with N8N.
• Developed AI assistants to automate repetitive tasks, such as creating release notes or processing Jira tasks based on N8N workflows.
• Further development and maintenance of the M-LFS, M-Vehicleaccess and M-Worklog apps.
• Used C#, Angular 18, DevOps practices, N8N, Kubernetes, Docker, Jira, Confluence and Azure.
• Ongoing project with continuous development of platforms and workflows.