2025 - today: Development & On-Stage Execution

Customer: Leading German Hyperscaler

Tasks:

• Cloud Architecture & Cloud Engineering
• Traning and Workshops on European Sovereign Clouds
• Developed pioneering material and methods to train IT professionals in making best use of the customers cloud products and migrating from AWS, GCS, Azure towards autonomous solutions

Skills:

Kubernetes, Cloud Foundry, CI/CDs with Github/Gitlab/Forgejo, Operations, Cloud Adoption and Migration Frameworks, Declarative GitOps, SDKs in Golang, Python

2022 - 2025: Embedded Systems & Firmware Development

Role: Lead developer & team lead (3 engineers), System Architect

Customer: Consortium of tech companies & research institute (Germany)

Tasks:

Embedded Firmware for Heterogeneous Systems

• Developed a complex, multi-platform firmware exceeding 20,000 lines of code.
• Designed and implemented a heterogeneous system architecture combining embedded devices, networking, and real-time processing.

Skills:

C++, ESP-IDF, i.MX RT Cortex-M7, custom TCP protocol, networking, low latency & high throughput

01/2024 - 03/2024: Web Development & Interactive UIs

Role: Frontend developer

Customer: Research institute

Tasks:

Reactive Web GUI for Graph-Based Differential Equation Systems

• Developed an interactive, reactive web GUI for editing and visualizing differential equation systems.
• Integrated graph-based interaction features using SvelteFlow, enhancing usability and real-time feedback for scientific simulations.

?

Skills:

Svelte, React, SvelteFlow, Go

05/20222 - 12/2022: Scientific Computing & Simulation Interfaces

Role: Software developer & architect

Customer: Research institute

Tasks:

Cross-Language API for Simulation Applications, Cloud appliance

• Designed and implemented a unified API enabling seamless interoperability between Python, Matlab, Go, and Julia.
• Ensured robust data validation, automated API code generation, and efficient remote procedure calls to streamline multi-language scientific computing workflows.
• Implemented Unit, acceptance and E2E tests.

?

Skills:

Go, Python, Matlab, Julia, AWS/Kubernetes

12/2021 - 02/2022: Big Data & Statistical Analysis

Role: Data engineer & analyst (team of 3)

Client: Financial auditing & stock exchange

Tasks:

Large-Scale Financial Data Analysis & Warehousing

• Processed and analyzed a 1TB dataset of financial transactions using modern data warehousing and distributed computing tools.
• Conducted statistical analyses to identify trends and patterns within large-scale booking data.

Skills:

Dask, Vaex, Pentaho, data warehousing