Amazon Web Services Experts in Leipzig

Further development of a software solution for managing audit applications and audit notifications according to §106d SGB V for the Association of Statutory Health Insurance Physicians in Hamburg.

• Developed numerous features, optimised performance, refactored code and analysed errors
• Refactored the development container setup
• Optimised the Gitlab-CI build pipeline
• Introduced improvements to the team workflow

• Documenting the current Incident Management, IT Service Request Management, Problem Management, Change Management and Service Configuration Management processes (including CMDB)
• Conducting maturity assessments for these processes based on the ITIL® 4 Maturity Model
• Analyzing the various service value streams based on the ITIL® 4 value stream model
• Agreeing on maturity levels for the assessed processes
• Developing and approving a roadmap to achieve and measure the respective maturity levels
• Presenting the approach, including milestones, to management for approval
• Managing external service providers in 1st Level Support

• Tech stack: Python, Qt, tensorflow.js, plotly, Angular, TypeScript, HTML, CSS, Git

• Extension of OSGi modules in a complex communication solution
• Debugging communication with Wireshark and remotely in the JENS test environment
• Migration of tests from TestNG to JUnit 5 with Mockito and AssertJ
• Updating vulnerable dependencies and improving code quality
• Changes to the Vaadin frontend
• Increasing test coverage

• Leading mandates for operational excellence and AI integration for mid-sized enterprises and tech scale-ups
• Mandate: Interim Country Lead & Turnaround at One World Products Inc. (USA/Colombia) 04/2024–07/2024
• Conducted a 30-day triage and replaced local management
• Renegotiated critical partner contracts and established transparent reporting structures
• Secured business continuity in under three months and executed a clean handoff to permanent management
• Mandate: Interim CDO / Product Lead at Neurologic.Digital (USA/Panama) since 01/2024
• Developed GTM strategy and AI product for SMEs under strict budget constraints
• Launched MVP in three months, acquired four paying B2B customers, sourced strategic reseller, and closed the seed funding round
• Mandate: Interim Product Manager / Transformation at Universidad LaSalle (Colombia) 01/2020–06/2020
• Rapidly set up a new business unit under extreme time pressure
• Launched a new product category at 17% lower cost than industry benchmarks, meeting all budget and timeline requirements
• Mandate: Interim CDO (Public Sector) at ICETEX (Financial Authority) (Bogota) 01/2020–06/2020
• Led digital transformation of a high-compliance, bureaucratic financial organization
• Reduced process complexity by 35% and managed stakeholder negotiations during public broadcasts
• Mandate: Interim Task Force Lead (Automotive R&D) at BMW Group / Toyota Cooperation (Germany) 09/2012–12/2012
• Assumed operational lead of the interface function and harmonized development standards
• Established rigorous communication protocols to eliminate cross-cultural friction and ensured on-time, on-budget delivery prior to SOP

• Rule-based software for managing, planning, and providing promotional materials in the pharmaceutical industry

• High performance, high availability

• Fullstack, DevOps (CI/CD)

• Python, PostgreSQL, Vue.js, Typescript, Docker, Docker-Compose, Nginx

• Successfully transformed old Excel-based processes into an optimized product that has been in production since 2024

• training and official certification as Certified Kubernetes Application Developer
• open-source development and documentation in a personal project
• keeping updated about cloud native and AI technologies through courses and books
• Tech: Kubernetes, Docker, Typescript, Node.js

• Led the development of a complex geospatial data platform, engineering an end-to-end system for processing and analyzing high-resolution aerial imagery.
• Engineered a scalable backend responsible for on-the-fly map tile serving and running complex data analysis queries using PostGIS and Python.
• Developed and trained custom computer vision models using Python, PyTorch, and YOLOv8 to perform object detection and segmentation on large-scale datasets.
• Built modern, responsive user interfaces and data visualization dashboards using Next.js, TypeScript, and React.
• Gained practical expertise in geospatial libraries such as GDAL and Rasterio for processing and manipulating raster and vector data.
• Managed the entire project lifecycle, from initial technical architecture and database design to final deployment using Docker.

• API-first product design (OpenAPI 3, HAL) and development (NodeJS)
• Setting up DevOps pipelines with GitHub Actions in an AWS architecture
• Technologies: OpenAPI 3, REST, HAL, NodeJS, JavaScript, TypeScript, AWS, AWS Lambda, Docker, GitHub Actions

• Agile software development in an interdisciplinary environment

• Cross-team collaboration to achieve important milestones

• Independently developing new and improving existing features

• Estimation, refinement, implementation, and presentation

• Finding solution ideas, analyzing problems, rolling out bug fixes

• Writing automated tests, manual testing, log and error analysis

• Ensuring high availability, fault tolerance, and scalability of the production environment

• Rolling out releases and multi-stage infrastructure

• Setting up alerts and monitoring

• Pair programming, code reviews, documentation

• On-call duty, 3rd level support

• Event-Driven Architecture, Clean Code, Hexagonal Architecture

• Microservices based on Go (Gin), Java 21 (Spring Boot 3), Python (FastAPI)

• Terraform/OpenTofu, KQL, SQL, JSON, REST, Helm, ArgoCD, AzureCLI, K9s, OAuth2

• Postgres, Redis, Kafka, Azure EventHub, Kubernetes, nginx, Ingress

• AppInsights, LogAnalytics, OpenTelemetry, Datadog, OpenAPI 3, Swagger

• Azure DataExplorer, Storage, KeyVault, Container Registry, Azure Functions,…

• Junit5/Jupiter, testify, RestAssured, Docker Compose, Wiremock

• IntelliJ, Scrum, Kanban, Teams, Confluence, OpsGenie, Arc42

• GitHub CI/CD, GitLab CI/CD, Azure DevOps

• EV charging protocols (EVSE, OCPP, V1G, V2G)