Curriculum Vitae

About

23-year-old Senior Full Stack Developer who refuses to be boxed in. Nearly a decade of programming experience, with 6+ years in professional environments touching everything - frontend, backend, databases, infrastructure, DevOps. My strength is adaptability: I learn fast, dive deep into details, and genuinely love the craft of building software. Give me a new framework, language, or problem, and I'll be productive quickly. That's my edge.

Experience

Franz Mensch GmbH · Buchloe, Germany · on-site · LinkedIn

Leading B2B manufacturer and retailer of hygiene and protective equipment across Europe.

June 2024 — Present · Senior Full Stack Developer

Owning technical operations for a high-traffic Shopware 6 B2B e-commerce platform. Leading performance optimization, custom plugin development, and infrastructure improvements while supporting IT administration.

  • Improved webshop performance by 500% through Cloudflare implementation, SQL optimization, caching strategies (Zstd compression), and Nginx tuning
  • Built custom Feed Engine plugin powering 7+ product feeds including Google Shopping, Mercateo, Amazon, and ConversionBuddy
  • Designed high-availability infrastructure architecture with load balancing and zone redundancy for production environment
  • Established CI/CD pipelines with Bitbucket and migrated development environment to Docker
  • Maintained production webshop and multiple test environments while troubleshooting cross-system issues across IIS, PIM, file shares, and ERP in collaboration with internal teams
  • Implemented 1Password with custom SCIM bridge server for AD-based user provisioning
  • Administered Lobster data integration platform and managed MacOS fleet through Microsoft Intune
Shopware 6 PHP 8 MySQL JavaScript Twig Cloudflare Docker Nginx Redis 1Password Git Jira Scrum

Ruxiom UG (haftungsbeschränkt) · Weil, Germany · remote · LinkedIn

Development agency providing custom web solutions, edge-based hosting, and technical consulting.

January 2023 — Present · Founder & CEO

Building custom solutions for clients — from websites and admin portals to APIs and infrastructure. Exploring technologies outside my day job while managing all business operations as sole owner.

  • Delivered 10+ client projects including high-performance websites, interactive admin portals, and custom APIs
  • Built custom webhook relay systems for CMS-triggered deployments
  • Deployed and managed client applications on Cloudflare's edge platform (Workers, Pages, D1, R2, DNS)
  • Provided on-site IT support including infrastructure maintenance and system administration
  • Managing all business operations as sole owner since October 2025
Astro Next.js React TypeScript Cloudflare GitHub Actions Storyblok Stripe Linear

Lobster GmbH · Tutzing, Germany · hybrid · LinkedIn

No-code data integration and process automation SaaS platform.

July 2022 — May 2024 · Full Stack Developer

Led development of Speed-Grid, a high-performance tree grid web component (~6,000 lines) with custom virtual scrolling that outperformed Vaadin's default grid. Core component of the mapping engine.

  • Architected and solely developed Speed-Grid with custom virtual scrolling, drag & drop, delta sync engine, and live RPC updates
  • Implemented SSO (OAuth 2.0) and SAML authentication allowing users to login via external identity providers
  • Contributed across the full codebase — bug fixes, new features, and cross-team collaboration
Java JavaScript Lit Vaadin Web Components OAuth 2.0 SVN Redmine Scrum

October 2020 — July 2022 · Apprentice Software Engineer

Wrapped web components for Vaadin and contributed to core Java development. Hired as Full Stack Developer after completing apprenticeship.

  • Created and open-sourced multiple Vaadin add-ons for the community
  • Built VSCode extension for generating and distributing customer hotfix patches
  • Contributed to Java development in the main Lobster_data software
Java JavaScript Lit Vaadin Web Components Open Source Developer Experience SVN

K&L GmbH & Co. Handels-KG · Weilheim i.OB, Germany · on-site · LinkedIn

Fashion and textile retail chain with 50+ stores across Southern Germany (now SCHMID Handels GmbH).

September 2019 — October 2020 · Apprentice Software Engineer

Recognized as the fastest apprentice to obtain write access to the production database, reflecting technical expertise and dependability. Developed and maintained views for the internal inventory management system.

  • Built and maintained frontend views using GWT (XML templates with Java bindings)
  • Optimized MySQL database queries for improved performance
  • Contributed to backend development in Java
GWT Java MySQL Git

Open Source

Ace Editor for Vaadin

Lightweight, embeddable code editor component wrapping Ace Editor for Vaadin 14 & 23.

40,000+ downloads

Vaadin Add-ons Collection

Multiple open-source components including Signature Pad, Cropper, Swagger UI, and more.

View all on Vaadin Directory

Education

Computer Science Expert Subject Area: Software Development

Städt. Berufsschule für Informationstechnik · Munich, Germany

Three-year apprenticeship focused on programming custom software, testing and modifying applications, debugging, and training end users. School grade: 1.6. IHK final examination: 81/100.

Skills

Languages

  • JavaScript
  • TypeScript
  • Java
  • PHP
  • SQL
  • HTML/CSS

Frontend

  • React
  • Next.js
  • Astro
  • Vaadin
  • Lit
  • Web Components
  • Twig
  • Tailwind CSS

Backend

  • Node.js
  • Bun
  • Spring Boot
  • Symfony
  • REST APIs
  • WebSockets

Databases

  • MySQL
  • PostgreSQL
  • SQLite
  • MongoDB
  • Redis
  • Cloudflare D1

E-Commerce

  • Shopware 6

DevOps & Infrastructure

  • Docker
  • Cloudflare
  • Nginx
  • Git
  • GitHub
  • CI/CD
  • Maven
  • Linux

Tools & Platforms

  • Jira
  • Linear
  • Storyblok
  • Stripe
  • Open Source

Languages

  • German — Native
  • English — Fluent