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Working from home
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Achievements

Achievement: Pull Sharkx2Achievement: Pair ExtraordinaireAchievement: StarstruckAchievement: Arctic Code Vault Contributor

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marvinrichter/README.md

Marvin Richter — Software Architect

Software architect based in Berlin. Primary focus is JVM — Spring Boot, hexagonal architecture, and legacy modernisation.

JVM Architecture

spring-hexagonal-archetype — Maven archetype generating a Spring Boot 4 + Java 25 project with hexagonal (ports-and-adapters) architecture enforced by ArchUnit. One working vertical slice, Testcontainers integration tests, Micrometer wired. Java 25 Spring Boot 4 Hexagonal Architecture ArchUnit Testcontainers

jvm-modernisation-playbook — Patterns for migrating legacy JVM monoliths to modern Spring Boot architecture, with runnable code examples. Covers Strangler Fig, Branch-by-Abstraction, and Anti-Corruption Layer — each as a before/after Spring Boot project with a feature flag to switch between legacy and hexagonal target state. Read the playbook → Java 21 Spring Boot Strangler Fig Branch-by-Abstraction ACL

Side projects

gloam — 54 terminal and editor colour themes, each built from a single atmospheric concept.

marvin-richter.de · LinkedIn · kontakt@marvin-richter.de

Popular repositories Loading

  1. gloam gloam Public

    54 terminal and editor color themes. Each built from a single atmospheric concept.

    Lua 3

  2. spring-hexagonal-archetype spring-hexagonal-archetype Public

    Maven archetype for Spring Boot 4 + Java 25 hexagonal architecture, enforced by ArchUnit

    Java 3

  3. jvm-modernisation-playbook jvm-modernisation-playbook Public

    Patterns for migrating legacy JVM monoliths to modern Spring Boot architecture — with real code, not diagrams.

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  4. marvinrichter marvinrichter Public

    GitHub profile README

  5. standup-as-a-service standup-as-a-service Public

    Enterprise-grade daily standup generation from your git history. No manual input required. No actual thinking needed.

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  6. cf-pages-portfolio-router cf-pages-portfolio-router Public template

    Cloudflare Worker that routes your-domain.com/{service}/* to {service}.{TARGET_DOMAIN}/*. Zero per-service config.

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