Programming Language
Java
The main programming language behind Julian's backend work.
Appears in
- Project Taskflow
- Project CineCritique
- Post Springboot zu Serverless: Probleme und Paradigmen
Knows
An explorable map of technologies, languages, tools, and domains that connect my projects, writing, work, and interests. Select a term to see how it relates to the rest and where it appears across the site.
Drag or scroll to move around the graph. Select a node for details, or use the term index below for keyboard navigation.
- Programming languages
- Natural languages
- Technologies
- Domains
- Developer tooling
- AI tooling
- Platforms & OS
- Infrastructure
- Formats & protocols
- Productivity
Programming Language
Python
A programming language used for AI, audio processing, automation, and security tooling.
Appears in
- Project CineCritique
Programming Language
Go
A programming language used for backend work and algorithmic problem solving.
Appears in
- Project tui-sweeper
Programming Language
JavaScript
The browser language used for interactive frontends, overlays, and documentation sites.
Programming Language
TypeScript
JavaScript with static types, used where a codebase has to survive being refactored by an agent.
Appears in
- Project visualize-relationship
Programming Language
Dart
The programming language used to build CineCritique's Flutter application.
Appears in
- Project CineCritique
Programming Language
Clojure
A functional Lisp studied through coursework, exercises, and a small final project.
Appears in
No published project or post is linked yet.
Natural Language
English
The primary language of this portfolio and most of its writing.
Appears in
No published project or post is linked yet.
Natural Language
German
A language used for Julian's published technical writing.
Appears in
No published project or post is linked yet.
Natural Language
Norwegian
A language Julian studies and teaches, connected to time spent in Norway.
Appears in
No published project or post is linked yet.
Technology
AWS
The cloud platform used to build and operate the Taskflow backend.
Appears in
Technology
Spring Boot
The Java framework used for backend services and the Taskflow serverless experiment.
Appears in
- Project Taskflow
- Project CineCritique
- Post Springboot zu Serverless: Probleme und Paradigmen
Technology
Serverless
An architecture explored through AWS Lambda and a Spring Boot backend.
Appears in
Technology
DynamoDB
The managed database used by Taskflow's serverless backend.
Appears in
Technology
API Gateway
The managed entry point for Taskflow's HTTP API.
Appears in
Technology
Flutter
The cross-platform toolkit used for CineCritique's mobile application.
Appears in
- Project CineCritique
Technology
PostgreSQL
A relational database used in backend application projects.
Appears in
No published project or post is linked yet.
Technology
MongoDB
The document database used by CineCritique's application stack.
Appears in
- Project CineCritique
Technology
Supabase
A PostgreSQL-based backend platform used for an ongoing ERP project.
Appears in
No published project or post is linked yet.
Technology
GitHub Pages
The static host serving this site, published straight from the build pipeline.
Appears in
- Project libr
- Post YAPB (Yet Another Personal Blog)
Technology
Keycloak
The identity and access management system used by CineCritique.
Appears in
- Project CineCritique
Technology
Svelte / SvelteKit
A compile-time web framework and its application framework.
Appears in
No published project or post is linked yet.
Technology
Terminal UI
Interactive interfaces built for the terminal — raw input handling, ANSI rendering, and restoring the screen on the way out.
Appears in
- Project tui-sweeper
Domain
CI/CD
Automated build, verification, and deployment workflows used across projects.
Appears in
- Project CineCritique
- Post YAPB (Yet Another Personal Blog)
Domain
Artificial Intelligence
A research and project area spanning open-source models and recommendations.
Appears in
Domain
Open Source
Open software as both a research topic and a foundation for the site's tooling.
Appears in
Domain
Enterprise
The operational context for research into AI, compliance, scale, and security.
Domain
Compliance
Regulatory and governance concerns considered in enterprise AI and security.
Domain
Scalability
How systems and AI workloads behave as demand and organizational use grow.
Domain
Cyber Security
Julian's current internship focus and an important concern in identity and enterprise systems.
Appears in
No published project or post is linked yet.
Domain
Backend Development
Julian's primary software focus, centered on Java services and cloud APIs.
Appears in
Domain
Web Development
Building and delivering browser-based experiences, APIs, and static sites.
Appears in
Domain
Accessibility
Interfaces that stay legible and operable — contrast solved rather than assumed, keyboard paths, and reduced-motion support.
Appears in
- Project libr
Domain
Language Learning
A long-running personal interest that includes learning and teaching languages.
Appears in
No published project or post is linked yet.
Domain
Infrastructure as Code
Defining reproducible cloud infrastructure through versioned configuration and automation.
Appears in
No published project or post is linked yet.
Domain
Audio & Speech Processing
Work on synthetic speech, audio augmentation, wake-word detection, and local transcription.
Appears in
No published project or post is linked yet.
Domain
Vulnerability Management
Collecting, enriching, prioritizing, and publishing current vulnerability information.
Appears in
No published project or post is linked yet.
Dev Tooling
GitHub Actions
The CI service that builds this site and deploys it on every push to main.
Appears in
Dev Tooling
VitePress
A static documentation generator used for course notes and project documentation.
Appears in
No published project or post is linked yet.
Dev Tooling
Hugo
The static site generator that builds this portfolio and blog.
Appears in
Dev Tooling
Git
The version control system underpinning every project on this site.
Appears in
Dev Tooling
GitHub
The hosting platform for Julian's repositories, and the source this site deploys from.
Appears in
Dev Tooling
GitLab
An alternative Git hosting and CI platform.
Appears in
No published project or post is linked yet.
Dev Tooling
VS Code
An extensible editor used for web, scripting, and general-purpose work.
Appears in
No published project or post is linked yet.
Dev Tooling
IntelliJ / JetBrains
The JetBrains IDE family, used chiefly for JVM work.
Appears in
No published project or post is linked yet.
Dev Tooling
Bash / Shell Scripting
Shell scripting for automation, glue code, and server administration.
Appears in
No published project or post is linked yet.
Dev Tooling
SSH
Encrypted remote access to servers and virtual machines.
Appears in
No published project or post is linked yet.
Dev Tooling
Make
A build and task runner used to script repeatable project commands.
Appears in
No published project or post is linked yet.
Dev Tooling
npm / pnpm
The Node package managers used for JavaScript dependencies and build scripts.
Appears in
No published project or post is linked yet.
Dev Tooling
Maven
A build and dependency management tool for Java projects.
Appears in
No published project or post is linked yet.
Dev Tooling
Gradle
A JVM build tool used as an alternative to Maven.
Appears in
No published project or post is linked yet.
Dev Tooling
pytest
The testing framework used for Python projects.
Appears in
No published project or post is linked yet.
Dev Tooling
JUnit
The testing framework used for Java projects.
Appears in
No published project or post is linked yet.
Dev Tooling
Playwright
Drives a real browser for end-to-end and accessibility checks, catching what unit tests cannot see.
Appears in
- Project visualize-relationship
- Project libr
Ai Tooling
ONNX
A portable model format used to run trained wake-word detectors locally.
Appears in
No published project or post is linked yet.
Ai Tooling
openWakeWord
An open-source framework used to train, evaluate, and run custom wake-word models.
Appears in
No published project or post is linked yet.
Ai Tooling
Claude Code
An agentic coding tool driven from the terminal.
Appears in
- Project visualize-relationship
- Project libr
Ai Tooling
Codex
OpenAI's coding agent, used alongside other model-backed development tools.
Appears in
No published project or post is linked yet.
Ai Tooling
Large Language Models
Transformer models for text generation, and the layer most current AI tooling is built on.
Appears in
No published project or post is linked yet.
Ai Tooling
MCP
The Model Context Protocol, a standard interface for giving models access to tools and data.
Appears in
No published project or post is linked yet.
Ai Tooling
RAG
Retrieval-augmented generation, grounding model output in retrieved source documents.
Appears in
No published project or post is linked yet.
Ai Tooling
Embeddings
Vector representations of text used for semantic search and retrieval.
Appears in
No published project or post is linked yet.
Ai Tooling
BGE-M3
A multilingual embedding model suited to mixed-language retrieval.
Appears in
No published project or post is linked yet.
Ai Tooling
Prompt Engineering
Designing and refining model instructions to get reliable, repeatable output.
Appears in
No published project or post is linked yet.
Ai Tooling
Local Inference
Running models on local hardware instead of a hosted API, for cost, latency, or privacy.
Appears in
No published project or post is linked yet.
Ai Tooling
Whisper
A speech-recognition model used for local transcription.
Appears in
No published project or post is linked yet.
Ai Tooling
CTranslate2
An inference engine for running transformer models efficiently on local hardware.
Appears in
No published project or post is linked yet.
Platform Os
Linux
The operating system family behind Julian's servers, containers, and self-hosted services.
Appears in
No published project or post is linked yet.
Platform Os
macOS
A Unix-based desktop operating system used for day-to-day development.
Appears in
No published project or post is linked yet.
Platform Os
Windows
A desktop operating system, used alongside a Linux environment through WSL.
Appears in
No published project or post is linked yet.
Platform Os
WSL
The Windows Subsystem for Linux, running a Linux userland on a Windows host.
Appears in
No published project or post is linked yet.
Platform Os
Debian / Ubuntu
The Debian family of Linux distributions used for servers and virtual machines.
Appears in
No published project or post is linked yet.
Platform Os
Raspberry Pi
Single-board computers used for small always-on services and local inference.
Appears in
No published project or post is linked yet.
Infrastructure
Docker
Container tooling used for local development, service integration, and deployment workflows.
Appears in
- Project Taskflow
- Project CineCritique
Infrastructure
Terraform
Infrastructure-as-code tooling used to provision and manage cloud resources.
Appears in
No published project or post is linked yet.
Infrastructure
Proxmox
A virtualisation platform used to run virtual machines and containers on self-hosted hardware.
Appears in
No published project or post is linked yet.
Infrastructure
nginx
The web server and reverse proxy behind Julian's homelab services and web hosting, provisioned as code.
Appears in
No published project or post is linked yet.
Infrastructure
Reverse Proxies
Fronting internal services with a single routed, TLS-terminating entry point.
Appears in
No published project or post is linked yet.
Infrastructure
systemd
The Linux service manager used to run and supervise long-lived processes.
Appears in
No published project or post is linked yet.
Infrastructure
Cloudflare
DNS, CDN, and edge services sitting in front of hosted sites.
Appears in
No published project or post is linked yet.
Infrastructure
Tailscale / WireGuard
A mesh VPN used to reach self-hosted services without exposing them publicly.
Appears in
No published project or post is linked yet.
Format Protocol
JWT
A token format used in the authentication design of backend projects.
Appears in
Format Protocol
Markdown
The plain-text markup format every post and page on this site is written in.
Appears in
Format Protocol
Typst
A markup-based typesetting system used for automated academic paper workflows.
Appears in
No published project or post is linked yet.
Format Protocol
YAML
The configuration and front matter format used across this site and its pipelines.
Appears in
No published project or post is linked yet.
Format Protocol
JSON
The interchange format used by APIs, tooling, and configuration.
Appears in
- Project visualize-relationship
- Project libr
Format Protocol
SQL
The query language behind relational database work.
Appears in
No published project or post is linked yet.
Format Protocol
HTML
The markup language structuring every page this site renders.
Appears in
- Project libr
Format Protocol
CSS
The styling language behind this site's layout, dark mode, and typography.
Appears in
- Project libr
Format Protocol
REST
The architectural style behind the HTTP APIs in Julian's backend projects.
Appears in
No published project or post is linked yet.
Format Protocol
HTTP
The protocol underneath the web, its APIs, and its proxies.
Appears in
No published project or post is linked yet.
Format Protocol
LaTeX
A typesetting system for academic documents.
Appears in
No published project or post is linked yet.
Productivity
Obsidian
A local-first Markdown notes application.
Appears in
No published project or post is linked yet.
Productivity
TickTick
The task manager used for personal and project planning.
Appears in
No published project or post is linked yet.
Productivity
Jira
Issue and sprint tracking used in enterprise project workflows.
Appears in
No published project or post is linked yet.
Productivity
Confluence
A documentation and knowledge-base tool used alongside Jira.
Appears in
No published project or post is linked yet.
Productivity
Microsoft Fabric
A unified analytics and data platform used in an enterprise setting.
Appears in
No published project or post is linked yet.